1. Symantec/
  2. Security Response/
  3. VBS.Ypsan.F@mm


Risk Level 2: Low

June 1, 2005
February 13, 2007 12:39:34 PM
Systems Affected:

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

  • Initial Rapid Release version June 1, 2005
  • Latest Rapid Release version September 28, 2010 revision 054
  • Initial Daily Certified version June 1, 2005
  • Latest Daily Certified version September 28, 2010 revision 036
  • Initial Weekly Certified release date June 1, 2005
Click here for a more detailed description of Rapid Release and Daily Certified virus definitions.
Writeup By: Hiroshi Shinotsuka

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2016 Internet Security Threat Report, Volume 21
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