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


Risk Level 2: Low

April 2, 2005
February 13, 2007 12:36:22 PM
Also Known As:
Email-Worm.Win32.Envid.e [Kasp
Systems Affected:

W32.Envid.O@mm is a mass-mailing worm that sends email to all addresses found in the Windows Address Book. The email contains a link to a Web site that contains a copy of the worm. The worm lowers security settings by terminating processes related to antivirus and security programs.

Antivirus Protection Dates

  • Initial Rapid Release version April 3, 2005
  • Latest Rapid Release version September 28, 2010 revision 054
  • Initial Daily Certified version April 3, 2005
  • Latest Daily Certified version September 28, 2010 revision 036
  • Initial Weekly Certified release date April 6, 2005
Click here for a more detailed description of Rapid Release and Daily Certified virus definitions.
Writeup By: Kevin Ha

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