Cyber Security+: Rangkuman Ancaman Malware

Virus: Code that runs on a computer without the user’s knowledge; it infects the computer when the code is accessed and executed. Example: Love Bug virus Ex: love-letter-for-you.txt.vbs

Worm: Similar to viruses except that it self-replicates, whereas a virus does not. Example: Nimda Propagated through network shares and mass e-mailing

Trojan horse: Appears to perform desired functions but actually is performing malicious functions behind the scenes. Example: Remote access Trojan Ex: PlugX

Ransomware: Malware that restricts access to computer files and demands a ransom be paid by the user. Example: Often propagated via a Trojan Ex: CryptoLocker

Spyware: Malicious software either downloaded unwittingly from a website or installed along with some other third-party software. Example: Internet Optimizer (a.k.a. DyFuCA)

Rootkit: Software designed to gain administrator-level control over a computer system without being detected. Can target the UEFI/BIOS, boot loader, and kernel. Example: Boot loader rootkits Ex: Evil Maid Attack, Alureon

Spam: The abuse of electronic messaging systems such as e-mail, broadcast media, and instant messaging. Example: Identity theft e-mails (phishing) Lottery scam e-mails

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