Malware Flashcards

1
Q

What are zombies?

A

Compromised computers remotely controlled by attackers. Take over the computer without the users knowledge. Forms a botnet

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2
Q

What is a Botnet?

A

Network of zombies. Often used for DDos attacks, spam distribution or crypto currency mining

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3
Q

What are rootkits?

A

Malicious tools that attempt to gain the highest administrative level access and hide their activity to maintain access

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4
Q

What are Backdoors?

A

Malicious means to bypass normal authentication process

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5
Q

What are Logicbombs?

A

Code in a legit program that executes malicious action when a specific condition or trigger occurs

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6
Q

What are keyloggers?

A

Software that records what a user is doing on their keyboard with computers or mobile devices. Used to capture passwords or sensitive information

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7
Q

What is bloatware?

A

Unnecessary software on a system that takes up space without offering value to the user

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8
Q

What is a Boot Sector Virus?

A

Stored in the first sector of a hard drive and is then loaded into memory whenever the computer boots up

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9
Q

What is a Macros Virus?

A

Code that allows the virus to be embedded in a document and when that document is opened, the virus is executed

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10
Q

What is a Program Virus

A

Tries to find executables or application files to infect with their malicious code. Will latch onto other apps

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11
Q

What is a Multipartite Virus?

A

Combination of boot sector and program virus

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12
Q

What is a Polymorphic Virus?

A

A virus that changes its code every time its executed

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13
Q

What is a Metamorphic Virus?

A

Able to rewrite itself entirely before it attempts to infect a file

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14
Q

What is a trojan?

A

A piece of malicious software that is disguised as something harmless

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15
Q

What is a Remote Access Trojan (RAT)?

A

A trojan that provides the attacker remote control of a victim machine

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16
Q

What is the Command and Control Node?

A

The one who controls the zombies and all of them in the botnet

17
Q

What is a DLL injection?

A

Technique used to run arbitrary code within the address space of another process by forcing it to load a dynamic link library

18
Q

What is a Dynamic Link Library (DLL)?

A

Collection of code and data that can be used by multiple programs to allow for code reuse and modularization in software development

19
Q

What is a SHIM?

A

Software code placed between two components and it intercepts the call between these two components

20
Q

What is Fileless Malware?

A

Malware that does not rely on a file of an infected host. It creates a process in the system memory