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- Discovered:
- May 24, 2005
- Updated:
- February 13, 2007 12:39:17 PM
- Also Known As:
- Net-Worm.Win32.Mytob.x [Kasper, W32/Mytob.gen@MM [McAfee], W32/Mytob-AM [Sophos], WORM_MYTOB.EX [Trend Micro]
- Type:
- Worm
- Systems Affected:
- Windows 2000, Windows 95, Windows 98, Windows Me, Windows NT, Windows Server 2003, Windows XP
W32.Mytob.CQ@mm is a mass-mailing worm that has back door capabilities and 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 Local Security Authority Service Remote Buffer Overflow (as described in Microsoft Security Bulletin MS04-011).
Antivirus Protection Dates
- Initial Rapid Release version May 24, 2005
- Latest Rapid Release version August 20, 2008 revision 017
- Initial Daily Certified version May 24, 2005
- Latest Daily Certified version August 20, 2008 revision 016
- Initial Weekly Certified release date May 24, 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: 0 - 2
- Geographical Distribution: Low
- Threat Containment: Easy
- Removal: Moderate
Damage
- Damage Level: Medium
Distribution
- Distribution Level: High
Writeup By: Ka Chun Leung
