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


Risk Level 2: Low

March 7, 2005
February 13, 2007 12:34:47 PM
Also Known As:
Win32.Sober.L [Computer Associ, Email-Worm.Win32.Sober.l [Kasp, W32/Sober.m@MM [McAfee], W32/Sober-L [Sophos], WORM_SOBER.L [Trend Micro]
Systems Affected:
Windows 2000, Windows 95, Windows 98, Windows Me, Windows NT, Windows Server 2003, Windows XP

W32.Sober.L@mm is a mass-mailing worm that uses its own SMTP engine to spread. The email may be in either English or German. The email has a variable subject and attachment name. The attachment has a .zip file extension.

Note: Virus definitions version 70307t (extended version 3/7/2005 rev. 20) or greater are required to detect this threat.

Antivirus Protection Dates

  • Initial Rapid Release version March 7, 2005
  • Latest Rapid Release version October 17, 2016 revision 024
  • Initial Daily Certified version March 7, 2005
  • Latest Daily Certified version October 20, 2016 revision 001
  • Initial Weekly Certified release date March 7, 2005
Click here for a more detailed description of Rapid Release and Daily Certified virus definitions.
Writeup By: Fergal Ladley

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