1. Symantec/
  2. Security Response/
  3. W32.Envid.B@mm


Risk Level 2: Low

December 16, 2004
February 13, 2007 12:31:05 PM
Systems Affected:

W32.Envid.B@mm is a mass-mailling worm that sends email to all addresses found in the Microsoft Outlook Address Book. The email contains a link through which the worm is downloaded. The worm lowers security settings by terminating various processes related to antivirus or security programs.

Antivirus Protection Dates

  • Initial Rapid Release version December 16, 2004
  • Latest Rapid Release version September 28, 2010 revision 054
  • Initial Daily Certified version December 16, 2004
  • Latest Daily Certified version September 28, 2010 revision 036
  • Initial Weekly Certified release date December 22, 2004
Click here for a more detailed description of Rapid Release and Daily Certified virus definitions.
Writeup By: Paul Mangan

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STAR Antimalware Protection Technologies
2016 Internet Security Threat Report, Volume 21
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