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2. Computer virus - Wikipedia

   en.wikipedia.org/wiki/Computer_virus

   This is an accepted version of this page This is the latest accepted revision, reviewed on 2 February 2025. Computer program that modifies other programs to replicate itself and spread Hex dump of the Brain virus, generally regarded as the first computer virus for the IBM Personal Computer (IBM PC) and compatibles A computer virus is a type of malware that, when executed, replicates itself by ...

3. Malicious Software Removal Tool - Wikipedia

   en.wikipedia.org/wiki/Malicious_Software_Removal...

   Microsoft Windows Malicious Software Removal Tool (MSRT) is a freeware second-opinion malware scanner that Microsoft's Windows Update downloads and runs on Windows computers each month, independent of the installed antivirus software.

4. Stoned (computer virus) - Wikipedia

   en.wikipedia.org/wiki/Stoned_(computer_virus)

   The virus will "safely" overwrite the boot sector if the root directory has no more than 96 files. The PC was typically infected by booting from an infected diskette. Computers, at the time, would default to booting from the A: diskette drive if it had a diskette. The virus was spread when a floppy diskette was accessed with an infected computer.

5. Macro virus - Wikipedia

   en.wikipedia.org/wiki/Macro_virus

   A macro virus can be spread through e-mail attachments, removable media, networks and the Internet, and is notoriously difficult to detect. [1] A common way for a macro virus to infect a computer is by replacing normal macros with a virus. The macro virus replaces regular commands with the same name and runs when the command is selected.

6. Conficker - Wikipedia

   en.wikipedia.org/wiki/Conficker

   Conficker, also known as Downup, Downadup and Kido, is a computer worm targeting the Microsoft Windows operating system that was first detected in November 2008. [2] It uses flaws in Windows OS software (MS08-067 / CVE-2008-4250) [3] [4] and dictionary attacks on administrator passwords to propagate while forming a botnet, and has been unusually difficult to counter because of its combined use ...

7. Michelangelo (computer virus) - Wikipedia

   en.wikipedia.org/wiki/Michelangelo_(computer_virus)

   The actual significance of the date to the author is unknown. Michelangelo is a variant of the already endemic Stoned virus. [citation needed] On March 6, if the PC is an AT or a PS/2, the virus overwrites the first one hundred sectors of the hard disk with nulls. The virus assumes a geometry of 256 cylinders, 4 heads, 17 sectors per track ...