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- Discovered:
- November 30, 2004
- Updated:
- February 13, 2007 12:30:36 PM
- Also Known As:
- Win32.Mugly.B [Computer Associ, Email-Worm.Win32.Wurmark.a [Ka, W32/Mugly.b@MM [McAfee], W32/Wurmark-A [Sophos]
- Type:
- Worm
- Systems Affected:
- Windows 2000, Windows 95, Windows 98, Windows Me, Windows NT, Windows Server 2003, Windows XP
W32.Mugly.B@mm is a worm that uses its own SMTP engine to spread by sending itself as an email attachment to addresses gathered from the infected computer. It also drops and runs a W32.Spybot.Worm variant, and may attempt to open a back door on the infected computer.
W32.Mugly.B@mm is a repacked variant of W32.Mugly.A@mm.
Antivirus Protection Dates
- Initial Rapid Release version December 1, 2004
- Latest Rapid Release version September 28, 2010 revision 054
- Initial Daily Certified version December 1, 2004
- Latest Daily Certified version September 28, 2010 revision 036
- Initial Weekly Certified release date December 1, 2004
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: Yana Liu
