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This is an accepted version of this page This is the latest accepted revision, reviewed on 27 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 ...
To combat computer viruses and other malicious software, many security advisory organizations and anti-virus software developers compile and publish virus lists. When a new virus appears, the rush begins to identify and understand it as well as develop appropriate counter-measures to stop its propagation.
February 11: The Simile virus is a metamorphic computer virus written in assembly. Beast is a Windows-based backdoor Trojan horse, more commonly known as a RAT ( Remote Administration Tool ). It is capable of infecting almost all versions of Windows.
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Wikipedia:Reference desk/Computing frequently receives questions about how to repair a Windows computer system that has symptoms of infection by a computer virus, Trojan horse, or other malware. Here is a list of recommendations.
Sality is a family of polymorphic file infectors, which target Windows executable files with the extensions .EXE or .SCR. [1] Sality utilizes polymorphic and entry-point obscuring (EPO) techniques to infect files using the following methods: not changing the entry point address of the host, and replacing the original host code at the entry point of the executable with a variable stub to ...
4k is a computer virus which infects COM files and EXE files.The virus was one of the first file infectors to employ stealth tactics. [2] Infected systems will hang, after September 22 every year, which is also the date of birth of Bilbo Baggins, a character from The Lord of the Rings.
Frederick B. Cohen (born 1956) is an American computer scientist and best known as the inventor of computer virus defense techniques. [2] He gave the definition of "computer virus". [ 3 ] Cohen is best known for his pioneering work on computer viruses, the invention of high integrity operating system mechanisms now in widespread use, and ...