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Code Red was a computer worm observed on the Internet on July 15, 2001. It attacked computers running Microsoft's IIS web server . It was the first large-scale, mixed-threat attack to successfully target enterprise networks.
On May 19, 2009, Microsoft claimed that the software has removed password stealer threats from 859,842 machines. [ 6 ] In August 2013, the Malicious Software Removal Tool deleted old, vulnerable versions of the Tor client to end the spread of the Sefnit botnet (which mined for bitcoins without the host owner's approval and later engaged in ...
The virus is also known as Lahore, Pakistani, Pakistani Brain, and Pakistani flu as it was created in Lahore, Pakistan, by 19-year-old Pakistani programmer Basit Farooq Alvi and his brother, Amjad Farooq Alvi. [18] December: Ralf Burger presented the Virdem model of programs at a meeting of the underground Chaos Computer Club in Germany.
The Melissa virus is a mass-mailing macro virus released on or around March 26, 1999. It targets Microsoft Word and Outlook-based systems and created considerable network traffic. The virus infects computers via email; the email is titled "Important Message From," followed by the current username. Upon clicking the message, the body reads ...
Computer viruses generally require a host program. [11] The virus writes its own code into the host program. When the program runs, the written virus program is executed first, causing infection and damage. A worm does not need a host program, as it is an independent program or code chunk.
By Microsoft; Worm:Win32/Stuxnet.[Letter] ... [19] Stuxnet infects PLCs ... the code shown as belonging to a virus used by a hacker to cause the coolant pumps ...