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W32.Korgo.Z

Risk Level 2: Low

Discovered:
July 27, 2004
Updated:
February 13, 2007 12:25:49 PM
Also Known As:
WORM_KORGO.AC[Trend], Worm.Win32.Padobot.gen[Kaspers, Win32.Korgo.AC[CA]
Type:
Worm
Systems Affected:
Windows 2000, Windows 95, Windows 98, Windows Me, Windows NT, Windows Server 2003, Windows XP


W32.Korgo.Z is a worm that attempts to propagate by exploiting the Microsoft Windows LSASS Buffer Overrun Vulnerability (described in Microsoft Security Bulletin MS04-011) on TCP port 445.

Antivirus Protection Dates

  • Initial Rapid Release version July 28, 2004
  • Latest Rapid Release version September 28, 2010 revision 054
  • Initial Daily Certified version July 28, 2004
  • Latest Daily Certified version September 28, 2010 revision 036
  • Initial Weekly Certified release date August 4, 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: 0 - 2
  • Geographical Distribution: Low
  • Threat Containment: Easy
  • Removal: Easy

Damage

  • Damage Level: Medium

Distribution

  • Distribution Level: Medium
Writeup By: Kevin Ha

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