Discovered: June 12, 2005
Updated: February 13, 2007 12:40:12 PM
Also Known As: Win32.Mytob.ER [Computer Assoc, Net-Worm.Win32.Mytob.bi [Kaspe, W32/Mytob.cj@MM [McAfee], W32/Mytob-CS [Sophos], WORM_MYTOB.EH [Trend Micro]
Type: Worm
Systems Affected: Windows 2000, Windows 95, Windows 98, Windows Me, Windows NT, Windows Server 2003, Windows XP
W32.Mytob.EG@mm is a mass-mailing worm that opens an IRC back door and lowers security settings on the compromised computer.
Protection
-
Initial Rapid Release version June 13, 2005
-
Latest Rapid Release version July 26, 2008 revision 017
-
Initial Daily Certified version June 13, 2005
-
Latest Daily Certified version January 20, 2009 revision 048
-
Initial Weekly Certified release date June 15, 2005
Click 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
Distribution
Writeup By: Takayoshi Nakayama