W32.Mydoom.BU@mm

Risk Level 2: Low

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Discovered: May 26, 2005
Updated: February 13, 2007 12:39:22 PM
Also Known As: Win32.Mytob.{DI, DJ, DL} [Computer Associates], Net-Worm.Win32.Mytob.{az, ba} [Kaspersky Lab], W32/Mytob.{be-bg}@MM [McAfee], W32/Mytob-{L, CM, CN} [Sophos], WORM_MYTOB.FC [Trend Micro]
Type: Worm
Systems Affected: Windows 2000, Windows 95, Windows 98, Windows Me, Windows NT, Windows Server 2003, Windows XP


W32.Mydoom.BU@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 and that has back door capabilities.

Protection

  • Initial Rapid Release version May 26, 2005
  • Latest Rapid Release version August 20, 2008 revision 017
  • Initial Daily Certified version May 26, 2005
  • Latest Daily Certified version August 20, 2008 revision 016
  • Initial Weekly Certified release date June 1, 2005

Click here for a more detailed description of Rapid Release and Daily Certified virus definitions.

Threat Assessment

Wild

  • Wild Level: Low
  • Number of Infections: 0 - 49
  • Number of Sites: More than 10
  • Geographical Distribution: Low
  • Threat Containment: Easy
  • Removal: Moderate

Damage

  • Damage Level: Medium

Distribution

  • Distribution Level: High

Writeup By: Hyun Choi
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