An Overview of Malware 2.4

Question 1

Malware

Answer 1

• Software that has been designed for some nefarious purpose

Question 2

Purpose of Malware

Answer 2

• Cause damage to a system, such as deleting files.
• Gather information.
• Showing advertising to create revenue for the attackers.
• Inputting viruses or worms

Question 3

Ransomware

Answer 3

• Malware, typically a worm
• Encrypts files on a system, leave them unusable
• Act as a denial of service until a ransom is paid.

Question 4

Protection Against Ransomware

Answer 4

• Always have an offline back up the data
• Keep the operating systems up to date
• Keep the applications used by the system up to date
• Keep your anti-virus / anti-malware signatures up to date

Question 5

How Malware Can Initially Be Installed

Answer 5

• Multiple occurrence working together
• A worm takes advantage of a vulnerability
• Installation of malware that includes remote access backdoor
• Install additional malicious software later.

Question 6

Potential Ways a Computer Can a Program

Answer 6

• Malicious email links
• Web page pop ups
• Drive by download
• Worm

Question 7

Computer Vulnerabilities

Answer 7

• Your computer has vulnerabilities that are known or unknown by the attacker or researcher.
• Important to keep your OS updated.