ITN 261 - Network Security FINAL
Which command-line parameter would you use to disable name resolutions in tcpdump?
-n
How many stages are used in the WPA handshake?
Four
What would the result of a high false failure rate be?
People having to call security
You've received a text message from an unknown number that is only five digits long. It doesn't have any text, just a URL. What might this be an example of?
Smishing
How does an evil twin attack work?
Spoofing an SSID
What method might you use to successfully get malware onto a mobile device?
Using a third-party app store
Which of these forms of biometrics is least likely to give a high true accept rate while minimizing false reject rates?
Voiceprint
What tool would allow you to run an evil twin attack?
Wifiphisher
What can you say about [TCP Segment Len: 35], as provided by Wireshark?
Wireshark has inferred this information.
Why might you have problems with sslstrip?
sslstrip doesn't work with newer versions of TLS.
What would a signal range for a Bluetooth device commonly be?
300 ft.
Why would someone use a Trojan?
It pretends to be something else.
What wouldn't you see when you capture wireless traffic that includes radio headers?
Network type
Why would you use automated tools for social engineering attacks?
Reduce complexity
What is the primary difference between a worm and a virus?
A worm can self-propagate.
What are the two types of wireless networks?
Infrastructure and ad hoc
What kind of access point is being used in an evil twin attack?
Rogue
Why would you use an encoder when you are creating malware using Metasploit?
To evade antivirus
What is an advantage of a phone call over a phishing email?
You are able to go into more detail with pretexting.
In the following packet, what port is the source port? 20:45:55.272087 IP yazpistachio.lan.62882 > loft.lan.afs3-fileserver: Flags [P.], seq 915235445:915235528, ack 3437317287, win 2048, options [nop,nop,TS val 1310611430 ecr 1794010423], length 83
62882
If you were to see the following command in someone's history, what would you think had happened?
A malicious program was generated.
What would you need to do before you could perform a DNS spoof attack?
ARP spoof
What tool could you use to enable sniffing on your wireless network to acquire all headers?
Airmon-ng
Which of these would be an example of pretexting?
An email from a former co-worker
What is the primary purpose of polymorphic code for malware programs?
Antivirus evasion
Which social engineering principle may allow a phony call from the help desk to be effective?
Authority
Why is bluesnarfing potentially more dangerous than bluejacking from the standpoint of the victim?
Bluejacking receives while bluesnarfing sends.
What is the policy that allows people to use their own smartphones on the enterprise network?
Bring your own device
In a botnet, what are the systems that tell individual bots what to do called?
C2 servers
What is the web page you may be presented with when connecting to a wireless access point, especially in a public place?
Captive portal
Which hardware vendor uses the term SPAN on switches?
Cisco
Which end of a client/server communication goes on the infected system if it is communicating with infrastructure?
Client
What attack can a proximity card be susceptible to?
Cloning
What is the /etc/ettercap/etter.dns file used for?
Configuring hostnames to IP addresses
What is the purpose of using a disassembler?
Converting opcodes to mnemonics
What is one downside to running a default tcpdump without any parameters?
DNS requests
At which protocol layer does the Berkeley Packet Filter operate?
Data Link
What is the four-stage handshake used for?
Deriving keys
How would someone keep a baiting attack from being successful?
Disable autorun.
What does the malware that is referred to as a dropper do?
Drops files that may be more malware
What would you use Cuckoo Sandbox for?
Dynamic analysis of malware
What program could be used to perform spoofing attacks and also supports plug-ins?
Ettercap
What statistic are you more likely to be concerned about when thinking about implementing biometrics?
False acceptance rate
Which of these would be a reason why it is best for communications to originate from inside the infected network?
Firewall
What is the purpose of a deauthentication attack?
Forcing stations to reauthenticate
What would you use sslstrip for?
Getting plaintext traffic
What do we call an ARP response without a corresponding ARP request?
Gratuitous ARP
What protocol is used for a Smurf attack?
ICMP
What protocol is used for a Smurf attack?,
ICMP
If you wanted a tool that could help with both static and dynamic analysis of malware, which would you choose?
IDA
What is the SSID used for?
Identifying a network
What is the purpose of performing a Bluetooth scan?
Identifying endpoints
What would you use VirusTotal for?
Identifying malware against antivirus engines
What social engineering vector would you use if you wanted to gain access to a building?
Impersonation
What part of the encryption process was weak in WEP?
Initialization vector
Which form of biometrics scans a pattern in the area of the eye around the pupil?
Iris scanning
What wireless attack would you use to take a known piece of information in order to be able to decrypt wireless traffic?
Key reinstallation
You are working on a red-team engagement. Your team leader has asked you to use baiting as a way to get in. What are you being asked to do?
Leave USB sticks around
What would you use a bluebugging attack for?
Listening to a physical space
What is a viable approach to protecting against tailgaiting?
Man traps
What could you use to generate your own malware?
Metasploit
What mode has to be enabled on a network interface to allow all headers in wireless traffic to be captured?
Monitor
Which of these tools would be most beneficial when trying to dynamically analyze malware?
OllyDbg
What types of authentication are allowed in a WPA-encrypted network?
Personal and enterprise
You get a phone call from someone telling you they are from the IRS and they are sending the police to your house now to arrest you unless you provide a method of payment immediately. What tactic is the caller using?
Pretexting
Which functionality in Wireshark will provide you with percentages for every protocol in the packet capture, ordered by protocol layers?
Protocol hierarchy
What would be one reason not to write malware in Python?
Python interpreter may not be available.
What is the difference between a virus and ransomware?
Ransomware may be a virus.
What tool could you use to generate email attacks as well as wireless attacks?
SE Toolkit
Which of the social engineering principles is in use when you see a line of people at a vendor booth at a security conference waiting to grab free USB sticks and CDs?
Social proof
What is one advantage of static analysis over dynamic analysis of malware?
Static analysis limits your exposure to infection.
What problem does port spanning overcome?
Switches filter traffic.
Why might you have more endpoints shown at layer 4 than at layer 2?
Systems may initiate multiple connections to the same host.
What protocol is being used in the frame listed in this summary? 719 42.691135 157.240.19.26 192.168.86.26 TCP 1464 443 → 61618 [ACK] Seq=4361 Ack=1276 Win=31232 Len=1398 TSval=3725556941 TSecr=1266252437 [TCP segment of a reassembled PDU]
TCP
What are two sections you would commonly find in a portable executable file?
Text and data
What does the following line mean? Sequence number: 4361 (relative sequence number)
The sequence number shown is not the real sequence number.
The following shows a time stamp. What does the time of this message reflect? 630 41.897644 192.168.86.210 239.255.255.250 SSDP 750 NOTIFY * HTTP/1.1 [ETHERNET FRAME CHECK SEQUENCE INCORRECT]
The time since packet start
Why would you use wireless social engineering?
To gather credentials
What is the purpose of a packer for malware?
To obscure the actual program
If you saw the following command line, what would you be capturing? tcpdump -i eth2 host 192.168.10.5
Traffic to and from 192.168.10.5
Which program would you use if you wanted to only print specific fields from the captured packet?
tshark
What tool could you use to clone a website?
wget
