1. Symantec/
  2. Security Response/
  3. W32.Mytob.DD@mm


Risk Level 2: Low

June 3, 2005
February 13, 2007 12:39:44 PM
Also Known As:
Net-Worm.Win32.Mytob.t [Kasper
Systems Affected:

W32.Mytob.DD@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 DCOM RPC Interface Buffer Overrun Vulnerability (described in Microsoft Security Bulletin MS03-026) and the Microsoft Windows Local Security Authority Service Remote Buffer Overflow (as described in Microsoft Security Bulletin MS04-011).

Antivirus Protection Dates

  • Initial Rapid Release version June 3, 2005
  • Latest Rapid Release version June 3, 2005
  • Initial Daily Certified version June 3, 2005
  • Latest Daily Certified version June 3, 2005
  • Initial Weekly Certified release date June 3, 2005
Click here for a more detailed description of Rapid Release and Daily Certified virus definitions.
Writeup By: Paul Mangan

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2016 Internet Security Threat Report, Volume 21
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