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W32.Dalbug.Worm

Risk Level 1: Very Low

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Discovered: July 8, 2002
Updated: February 13, 2007 11:39:32 AM
Also Known As: W32/Ladex.worm [McAfee], Worm.Win32.Ladex.a [KAV], Worm.Win32.Ladex.b [KAV], WORM_LADEX.A [Trend], W32/Ladex-A [Sophos], W32/Ladex-B [Sophos], Win32.Ladex [CA]
Type: Worm
Systems Affected: Microsoft IIS, Windows 2000, Windows NT, Windows XP


W32.Dalbug.Worm will only replicate under NT/2000/XP systems. It spreads by attacking computers that have open user accounts and shares, installing itself remotely as a service on the victim's computer.

NOTE: Definitions dated prior to July 9, 2002 will detect this as WNT.YdalBug.Worm.



Definitions dated prior to July 9, 2002 will detect this as WNT.YdalBug.Worm.

Protection

  • Initial Rapid Release version July 8, 2002
  • Latest Rapid Release version August 20, 2008 revision 017
  • Initial Daily Certified version July 8, 2002
  • Latest Daily Certified version January 20, 2009 revision 048
  • Initial Weekly Certified release date July 8, 2002

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: Low

Distribution

  • Distribution Level: Low

Writeup By: Atli Gudmundsson
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