Category

1990s in hacking

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mass-mailing macro virus

Microsoft Windows computer virus

Staog was the first computer virus written for the Linux operating system. It was discovered in the autumn, October 20, of 1996, and the vulnerabilities that it exploited were fixed soon after. It has not been detected in the wild since its initial outbreak. The vulnerabilities exploited by Staog have been patched in all major Linux distributions, making the virus no longer a threat.

Sub7, or SubSeven or Sub7Server, is a Trojan horse - more specifically a Remote Trojan Horse - program originally released in February 1999.

Happy99 (also termed Ska or I-Worm) is a computer worm for Microsoft Windows. It first appeared in mid-January 1999, spreading through email and usenet. The worm installs itself and runs in the background of a victim's machine, without their knowledge. It is generally considered the first virus to propagate by email, and has served as a template for the creation of other self-propagating viruses. Happy99 has spread on multiple continents, including North America, Europe, and Asia.

OneHalf is a DOS-based polymorphic computer virus (hybrid boot and file infector) discovered in October 1994. It is also known as Slovak Bomber, Freelove or Explosion-II. It infects the master boot record (MBR) of the hard disk, and any files with extensions .COM, .SCR and .EXE. However, it will not infect files that have SCAN, CLEAN, FINDVIRU, GUARD, NOD, VSAFE, MSAV or CHKDSK in the name.

Linux computer virus

ExploreZip (also known as I-Worm.ZippedFiles) is a destructive computer worm that attacks machines running Microsoft Windows. It was first discovered in Israel on June 6, 1999. The worm contains a malicious payload, and utilizes Microsoft Outlook, Outlook Express, or Exchange to mail itself out by replying to unread messages in the user's inbox. The worm also searches mapped drives and networked computers for Windows installations. If found, it copies itself to the Windows folder of the remote computer and then modifies the Win.ini file of the infected computer. On January 8, 2003, Symantec di

1999 JavaScript worm