1. Symantec/
  2. Security Response/
  3. W32.Sober.S@mm


Risk Level 2: Low

November 15, 2005
February 13, 2007 12:46:25 PM
Also Known As:
Sober.{AC, AG} [Panda Software], Sober.R [Computer Associates], Sober.V [F-Secure], W32/Sober.{t, u}@MM [McAfee]
Systems Affected:

W32.Sober.S@mm is a mass-mailing worm that uses its own SMTP engine to spread. It sends itself as an email attachment to addresses gathered from the compromised computer. The email may be in either English or German.

Antivirus Protection Dates

  • Initial Rapid Release version November 15, 2005
  • Latest Rapid Release version November 18, 2017 revision 033
  • Initial Daily Certified version November 15, 2005
  • Latest Daily Certified version November 19, 2017 revision 004
  • Initial Weekly Certified release date November 16, 2005
Click here for a more detailed description of Rapid Release and Daily Certified virus definitions.
Writeup By: John Park

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