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JS.Gigger.A@mm

Risk Level 2: Low

Discovered:
January 9, 2002
Updated:
January 11, 2002 6:35:30 PM
Systems Affected:
Windows 2000, Windows 95, Windows 98, Windows Me, Windows NT, Windows XP
JS.Gigger.A@mm is a mass mailing worm that sends itself to all email addresses in the user's Outlook address book. It also uses a script file to spread itself through IRC if the mIRC client is installed.

Gigger also adds a line to the autoexec.bat file that will format the C drive on the next system reboot.

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