Chapter 11 NS

What file type is least likely to be impacted by a file infector virus?

.docx

What ISO security standard can help guide the creation of an organization's security policy?

27002

Breanne's system was infected by malicious code after she installed an innocent-looking solitaire game that she downloaded from the Internet. What type of malware did she likely encounter?

Trojan horse

Val would like to limit the websites that her users visit to those on an approved list of pre-cleared sites. What type of approach is Val advocating?

Whitelisting

What tool might be used by an attacker during the reconnaissance phase of an attack to glean information about domain registrations?

Whois

Alison discovers that a system under her control has been infected with malware, which is using a key logger to report user keystrokes to a third party. What information security property is this malware attacking?

confidentiality

Adam discovers a virus on his system that is using encryption to modify itself. The virus escapes detection by signature-based antivirus software. What type of virus has he discovered?

polymorphic virus

Which type of virus targets computer hardware and software startup functions?

system infector

What is NOT one of the four main purposes of an attack?

Data import

What is NOT a common motivation for attackers?

Fear

What type of system is intentionally exposed to attackers in an attempt to lure them out?

Honeypot

Yolanda would like to prevent attackers from using her network as a relay point for a smurf attack. What protocol should she block?

Internet Control Message Protocol (ICMP)

Brian would like to conduct a port scan against his systems to determine how they look from an attacker's viewpoint. What tool can he use for this purpose?

Nmap

What type of malicious software allows an attacker to remotely control a compromised computer?

Remote Access Tool (RAT)

Bob is developing a web application that depends upon a database backend. What type of attack could a malicious individual use to send commands through his web application to the database?

SQL injection

Gwen is investigating an attack. An intruder managed to take over the identity of a user who was legitimately logged into Gwen's company's website by manipulating Hypertext Transfer Protocol (HTTP) headers. Which type of attack likely took place?

Session hijacking

The CEO of Kelly's company recently fell victim to an attack. The attackers sent the CEO an email informing him that his company was being sued and he needed to view a subpoena at a court website. When visiting the website, malicious code was downloaded onto the CEO's computer. What type of attack took place?

Spear phishing

What is NOT a typical sign of virus activity on a system?

unexpected power failures

Larry recently viewed an auction listing on a website. As a result, his computer executed code that popped up a window that asked for his password. What type of attack has Larry likely encountered?

Cross-site scripting (XSS)

What program, released in 2013, is an example of ransomware?

Crypt0L0cker