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W32.Kelvir.AF

Risk Level 1: Very Low

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Discovered:
April 20, 2005
Updated:
February 13, 2007 12:37:26 PM
Also Known As:
Trojan-IM.Win32.Prex.a [Kasper
Type:
Worm
Systems Affected:
Windows 2000, Windows 95, Windows 98, Windows Me, Windows NT, Windows Server 2003, Windows XP


W32.Kelvir.AF is a worm that spreads through MSN Messenger and attempts to drop a variant of W32.Spybot.Worm.

Antivirus Protection Dates

  • Initial Rapid Release version April 20, 2005
  • Latest Rapid Release version April 20, 2005
  • Initial Daily Certified version April 20, 2005
  • Latest Daily Certified version April 20, 2005
  • Initial Weekly Certified release date April 20, 2005
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: Medium
Writeup By: Fergal Ladley
Summary| Technical Details| Removal

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