Malware Types Unit 1

Which of the following malware types primarily encrypts a user's data and demands payment to decrypt it?

• Adware

• Worm

• Ransomware

• Rootkit

True or False: A worm requires user intervention (like clicking on a malicious link) to propagate and spread to other systems.

• True

• False

Fill in the Blank: ________ is a type of malware that disguises itself as legitimate software to deceive users into installing it.

• Trojan

• Virus

• Worm

• Spyware

The main difference between viruses and worms in terms of their propagation mechanisms is:

• Viruses require a host file to spread, while worms can spread independently.

• Worms require a host file to spread, while viruses can spread independently.

• Both viruses and worms require a host file to spread.

• Neither viruses nor worms require a host file to spread.

Matching: Match the malware type to its description:

• This malware type delivers unwanted advertisements, often in the form of pop-ups.

• Rootkit

• A collection of tools that allow unauthorized user-level access to a computer.

• Adware

• Primarily designed to monitor and collect information about users without their knowledge.

• Spyware

Which type of malware provides a backdoor for unauthorized access to a computer, potentially allowing malicious actors to control it remotely?

• Logic Bomb

• RAT (Remote Access Trojan)

• Keylogger

• Adware

Scenario-Based Question: A user notices that their computer is making unauthorized credit card transactions and sending out emails from their account without their knowledge. What type of malware might be responsible for such activities?

• Trojan

• Spyware

• RAT (Remote Access Trojan)

Which type of malware is specifically designed to record every keystroke a user makes, potentially capturing passwords, credit card numbers, and other personal information?

• Adware

• Logic Bomb

• Keylogger

• Worm

Scenario-Based Question: A company's IT department discovered that a piece of malware on their servers remained dormant for a specific period of time and then activated, deleting vast amounts of data on a particular date. Which type of malware is described in this scenario?

• Virus

• Worm

• Trojan Horse

• Logic Bomb

True or False: Rootkits can hide their presence by manipulating standard OS functions, making them particularly hard to detect and remove.

• True

• False