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Questions and Answers

Which of the following best defines malware?

  • A program that is exclusively used for data recovery.
  • A program that compromises the confidentiality, integrity, or availability of a system. (correct)
  • A program that enhances system performance.
  • A program designed for entertainment purposes.

What is one characteristic that distinguishes Advanced Persistent Threats (APTs) from other types of attacks?

  • APTs do not require extensive planning or resources.
  • APTs are only executed through automated tools.
  • APTs are well-resourced and involve persistent, targeted intrusion. (correct)
  • APTs are characterized by random target selection.

Which type of malware relies on the presence of a host program?

  • Worms
  • Viruses (correct)
  • Trojans
  • Rootkits

Which payload action can a malware perform once it reaches its target?

<p>Corruption of system or data files. (A)</p> Signup and view all the answers

What defines the 'Propagation' mechanism of malware?

<p>The method used by malware to initially infect its target. (C)</p> Signup and view all the answers

What describes 'stealthing' in the context of malware?

<p>Hiding its presence on the infected system. (C)</p> Signup and view all the answers

Which of the following actions is NOT typically performed by malware?

<p>Enhancing the user interface of applications. (A)</p> Signup and view all the answers

What type of malware does NOT replicate itself?

<p>Trojans (C)</p> Signup and view all the answers

What is a common goal of Advanced Persistent Threats (APTs)?

<p>Stealing intellectual property or sensitive data. (B)</p> Signup and view all the answers

Which of the following best describes a worm in relation to malware?

<p>Malware that can replicate and spread independently. (A)</p> Signup and view all the answers

What is a primary characteristic of viruses?

<p>They replicate by infecting other programs. (C)</p> Signup and view all the answers

Which of the following best describes a trigger in the context of a virus?

<p>A condition that activates the virus's payload. (C)</p> Signup and view all the answers

What distinguishes a worm from a virus?

<p>Worms do not require a host program to spread. (C)</p> Signup and view all the answers

What is an example of a stealth virus?

<p>Encrypted virus (C)</p> Signup and view all the answers

How does a macro virus primarily spread?

<p>Through email attachments containing script code. (B)</p> Signup and view all the answers

What is the primary purpose of a botnet?

<p>To manage and launch coordinated attacks. (A)</p> Signup and view all the answers

Which characteristic does a metamorphic virus possess?

<p>It mutates and rewrites itself each time it infects. (C)</p> Signup and view all the answers

What model does the Morris worm use for propagation?

<p>Exploiting software vulnerabilities and remote login. (C)</p> Signup and view all the answers

What type of malware has the goal of immediate data corruption?

<p>Ransomware (A)</p> Signup and view all the answers

What is not a typical function of spyware?

<p>Automatically spreading through email. (A)</p> Signup and view all the answers

Which of the following is a countermeasure against worms?

<p>Rate halting (A)</p> Signup and view all the answers

In malware classification, what does a 'logic bomb' refer to?

<p>Code that triggers actions when specific conditions are met. (C)</p> Signup and view all the answers

What defines a rootkit?

<p>A hidden set of programs that allows covert access to a system. (D)</p> Signup and view all the answers

Flashcards

Malware Definition

A program designed to compromise the confidentiality, integrity, or availability of a system.

APT Characteristic

Advanced persistent threats are well-resourced and involve targeted, ongoing attacks.

Virus (Malware)

Malware that needs a host program to replicate and spread.

Malware Payload

The action malware takes after infecting a target; can include data corruption.

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Malware Propagation

How malware spreads to new targets.

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Malware Stealth

Hiding malware's presence on the infected system.

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Non-Malware Action

Enhancing apps' user interface, not a typical malware function.

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Trojan (Malware)

Malware that doesn't replicate itself, often disguises as legitimate software.

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APT Goal

Stealing intellectual property or sensitive data.

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Worm (Malware)

Malware that can spread independently without needing a host program.

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Virus Replication

Infects other programs to spread.

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Virus Trigger

Condition that activates a virus's payload.

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Worm vs. Virus

Worms spread independently; viruses require a host.

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Stealth Virus Example

Encrypted virus hides its code.

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Macro Virus Spread

Spreads primarily through email attachments containing script code.

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Botnet Purpose

Coordinate attacks and manage infected devices.

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Metamorphic Virus

Mutates and rewrites itself each time it infects.

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Morris Worm Propagation

Exploited software vulnerabilities and remote logins.

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Ransomware Goal

Immediate data corruption typically aimed at user data.

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Spyware Non-Function

Does not automatically spread through email.

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Worm Countermeasure

Rate-limiting can help stop worm propagation.

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Logic Bomb

Code that triggers actions when specific conditions are met.

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Rootkit Definition

Hidden programs allowing covert access to a system.

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