1. Symantec/
  2. Security Response/
  3. W32.Korgo.V


Risk Level 2: Low

June 24, 2004
February 13, 2007 12:24:36 PM
Also Known As:
W32/Korgo.worm.v [McAfee], Worm.Win32.Padobot.m [Kaspersk, WORM_KORGO.V [Trend], Win32.Korgo.V [Computer Associ, W32/Korgo-T [Sophos]
Systems Affected:

W32.Korgo.V is a variant of W32.Korgo.N. 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 random TCP ports between 256 and 8191.

Definitions dated prior to June 28, 2004 detect this threat as W32.Korgo.Q.

Antivirus Protection Dates

  • Initial Rapid Release version June 24, 2004
  • Latest Rapid Release version August 8, 2016 revision 023
  • Initial Daily Certified version June 24, 2004
  • Latest Daily Certified version August 9, 2016 revision 001
  • Initial Weekly Certified release date June 25, 2004
Click here for a more detailed description of Rapid Release and Daily Certified virus definitions.
Writeup By: Kaoru Hayashi

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STAR Antimalware Protection Technologies
2016 Internet Security Threat Report, Volume 21
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