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  3. W32.Kelvir.S

W32.Kelvir.S

Risk Level 2: Low

Discovered:
April 14, 2005
Updated:
February 13, 2007 12:37:04 PM
Also Known As:
Win32.Kelvir.F [Computer Assoc, IM-Worm.Win32.Kelvir.k [Kasper, W32/Kelvir.worm.gen [McAfee], W32/Kelvir-I [Sophos], WORM_KELVIR.O [Trend Micro]
Type:
Worm
Systems Affected:
Windows 2000, Windows 95, Windows 98, Windows Me, Windows NT, Windows Server 2003, Windows XP


W32.Kelvir.S is a worm that spreads through MSN Messenger and drops a variant of W32.Spybot.Worm.

Antivirus Protection Dates

  • Initial Rapid Release version April 15, 2005
  • Latest Rapid Release version September 28, 2010 revision 054
  • Initial Daily Certified version April 15, 2005
  • Latest Daily Certified version September 28, 2010 revision 036
  • Initial Weekly Certified release date April 16, 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: 3 - 9
  • Geographical Distribution: Low
  • Threat Containment: Easy
  • Removal: Moderate

Damage

  • Damage Level: Medium

Distribution

  • Distribution Level: Medium
Writeup By: Yana Liu

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