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W32.Korgo.A

Risk Level 2: Low

Discovered:
May 22, 2004
Updated:
February 13, 2007 12:23:37 PM
Also Known As:
Worm.Win32.Padobot.b [Kaspersk, W32/Korgo.worm.a [McAfee], W32/Korgo-A [Sophos], WORM_KORGO.A [Trend], Win32.Korgo.A [Computer Associ
Type:
Worm
Systems Affected:
Windows 2000, Windows XP


W32.Korgo.A is a worm that attempts to exploit the Microsoft LSASS Windows vulnerability, described in Microsoft Security Bulletin MS04-011. The worm also listens on TCP ports 113, 2041, and 3067, and allows unauthorized access to the infected computer.

Note: Virus definitions dated prior to May 23, 2004 detect this threat as Bloodhound.Packed.

Antivirus Protection Dates

  • Initial Rapid Release version May 23, 2004
  • Latest Rapid Release version August 20, 2008 revision 017
  • Initial Daily Certified version May 23, 2004
  • Latest Daily Certified version August 20, 2008 revision 016
  • Initial Weekly Certified release date May 26, 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: 50 - 999
  • Number of Sites: 3 - 9
  • Geographical Distribution: Low
  • Threat Containment: Easy
  • Removal: Moderate

Damage

  • Damage Level: Medium

Distribution

  • Distribution Level: Medium
Writeup By: Robert X Wang

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