1. /
  2. Security Response/
  3. VBS.Yolo.A@mm


April 24, 2003
February 13, 2007 12:00:27 PM
Systems Affected:
Microsoft IIS, Windows 2000, Windows 95, Windows 98, Windows Me, Windows NT, Windows XP

VBS.Yolo.A@mm is a mass-mailing worm that spreads by email and through network shares. It sends email with the subject "RE: Importante" and the attachment ".vbs." This version of the worm does not do any damage.

Antivirus Protection Dates

  • Initial Rapid Release version April 25, 2003
  • Latest Rapid Release version March 3, 2008 revision 035
  • Initial Daily Certified version April 25, 2003
  • Latest Daily Certified version March 3, 2008 revision 037
  • Initial Weekly Certified release date April 30, 2003
Click here for a more detailed description of Rapid Release and Daily Certified virus definitions.
Writeup By: Heather Shannon

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