Chapter 2- Malware

Question 1

Software designed to infiltrate a computer system and possibly damage it without the user’s knowledge or consent.

Answer 1

Malware

Question 2

What are the different types of malware?

Answer 2

• Viruses
• Worms
• Trojan horses
• Ransomware
• Spyware
• Rootkits
• Spam

Question 3

Malicious code that runs on a machine without the user’s knowledge and infects the computer when executed.

Answer 3

Viruses

Question 4

What are different types of viruses?

Answer 4

• Boot Sector
• Macro
• Program
• Multipartite
• Encrypted
• Polymorphic
• Metapmorphic
• Stealth
• Armored
• Hoax

Question 5

Boot sector viruses are stored in the first sector of a hard drive and are loaded into memory upon boot up.

Answer 5

Boot Sector Virus

Question 6

Virus embedded into a document and is executed when the document is opened by the user

Answer 6

Macro Virus

Question 7

infect an executable or application.

Answer 7

Program

Question 8

Virus that combines boot and program viruses to first attach itself to the boot sector and system files before attacking other files on the computer.

Answer 8

Multipartite Virus

Question 9

Advanced version of an encrypted virus that changes itself every time it is executed by altering the decryption module to avoid detection.

Answer 9

Polymorphic

Question 10

Virus that is able to rewrite itself entirely before it attempts to infect a file (advanced version of polymorphic virus).

Question 11

Armored viruses have a layer of protection to confuse a program or person analyzing it.

Answer 11

Armored

Question 12

a computer virus/malware that is capable of encrypting its payload to make its detection hard.

Answer 12

Encrypted

Question 13

is a computer virus that uses various mechanisms to avoid detection by antivirus software.

Answer 13

Stealth Virus

Question 14

is a message warning the recipients of a non-existent computer virus threat. The message is usually a chain e-mail that tells the recipients to forward it to everyone they know, but it can also be in the form of a pop-up window.

Answer 14

Hoax

Question 15

Malicious software, like a virus, but is able to replicate itself without user interaction and can cause disruption to normal network traffic and computing activities.

Answer 15

Worm

Question 16

What are the two types of trojan viruses?

Answer 16

• Trojan Horse
• Remote Access Trojan (RAT)

Question 17

Malicious software that is disguised as a piece of harmless or desirable software.

Answer 17

Trojan Horse

Question 18

Provides the attacker with remote control of a victim computer and is the most commonly used type of Trojan.

Answer 18

Remote Access Trojan (RAT)

Question 19

Malware that restricts access to a victim’s computer system until a ransom is received.

Answer 19

Ransomware

Question 20

What are the different types of spyware?

Answer 20

• Spyware
• Adware
• Grayware

Question 21

Malware that secretly gathers information about the user without their consent.

Answer 21

Spyware

Question 22

Displays advertisements based upon its spying on you.

Answer 22

Adware

Question 23

Software that isn’t benign nor malicious and tends to behave improperly without serious consequences.

Answer 23

Grayware

Question 24

What are the different types of rootkits?

Answer 24

• Rootkit
• DLL Injection
• Driver Manipulation

Question 25

Software designed to gain administrative level control over a system without detection.

Answer 25

Rootkit

Question 26

Malicious code is inserted into a running process on a Windows machine by taking advantage of Dynamic Link Libraries that are loaded at runtime.

Answer 26

DLL Injection

Question 27

An attack that relies on compromising the kernel-mode device drivers that operate at a privileged or system level.

Answer 27

Driver Manipulation

Question 28

Activity that abuses electronic messaging systems, most commonly through email.

Answer 28

Spam