Discovered: June 24, 2004
Updated: February 13, 2007 12:24:25 PM
Type: Worm
Systems Affected: Windows 2000, Windows XP
W32.Korgo.R is a variant of
W32.Korgo.M. This worm attempts to propagate by exploiting the Microsoft Windows LSASS Buffer Overrun Vulnerability (described in
Microsoft Security Bulletin MS04-011) on TCP port 445. It also listens on TCP port 113 and other random ports between 2000 and 8192.
Note: Symantec Security Response has developed a
removal tool to clean the infections of W32.Korgo.R.
Protection
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Initial Rapid Release version June 25, 2004
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Latest Rapid Release version June 24, 2008 revision 049
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Initial Daily Certified version June 25, 2004
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Latest Daily Certified version June 25, 2008 revision 003
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Initial Weekly Certified release date June 25, 2004
Click for a more detailed description of Rapid Release and Daily Certified virus definitions.
Threat Assessment
Wild
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Wild Level: Low
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Number of Infections: 0 - 49
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Number of Sites: 0 - 2
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Geographical Distribution: Low
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Threat Containment: Easy
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Removal: Moderate
Damage
Distribution
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Distribution Level: Medium
Writeup By: Kevin Ha
