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  3. W32.Mytob.EF@mm

W32.Mytob.EF@mm

Risk Level 2: Low

Discovered:
June 12, 2005
Updated:
February 13, 2007 12:40:10 PM
Also Known As:
WORM_MYTOB.FG [Trend Micro]
Type:
Worm
Systems Affected:
Windows


W32.Mytob.EF@mm is a mass-mailing worm that uses its own SMTP engine to send an email to addresses that it gathers from the compromised computer. The worm spreads through the network by exploiting the Microsoft Windows LSASS Buffer Overrun Vulnerability (as described in Microsoft Security Bulletin MS04-011) and the Microsoft Windows DCOM RPC Interface Buffer Overrun Vulnerability (as described in Microsoft Security Bulletin MS03-026).

Antivirus Protection Dates

  • Initial Rapid Release version June 12, 2005
  • Latest Rapid Release version January 5, 2017 revision 024
  • Initial Daily Certified version June 12, 2005
  • Latest Daily Certified version January 6, 2017 revision 003
  • Initial Weekly Certified release date June 15, 2005
Click here for a more detailed description of Rapid Release and Daily Certified virus definitions.
Writeup By: Fergal Ladley

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