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Discovered:
- June 1, 2005
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Updated:
- February 13, 2007 12:39:34 PM
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Type:
- Worm
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Systems Affected:
- Windows 2000, Windows 95, Windows 98, Windows Me, Windows NT, Windows Server 2003, Windows XP
VBS.Ypsan.F@mm is a mass-mailing worm that sends itself to all email addresses gathered from the Windows Address Book and also spreads through file-sharing networks. The worm deletes several files, folders, and registry entries, and attempts to shut down the compromised computer.
Note: Currently the worm doesn't work due to a bug.
Antivirus Protection Dates
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Initial Rapid Release version June 1, 2005
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Latest Rapid Release version September 28, 2010 revision 054
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Initial Daily Certified version June 1, 2005
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Latest Daily Certified version September 28, 2010 revision 036
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Initial Weekly Certified release date June 1, 2005
Click for a more detailed description of Rapid Release and Daily Certified virus definitions.
Threat Assessment
Wild
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Wild Level: Low
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Number of Infections: 0 - 49
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Number of Sites: 0 - 2
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Geographical Distribution: Low
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Threat Containment: Easy
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Removal: Easy
Distribution
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Distribution Level: Medium
Writeup By: Hiroshi Shinotsuka
