1. Symantec/
  2. Security Response/
  3. W32.Kelvir.T


Risk Level 2: Low

April 14, 2005
February 13, 2007 12:36:59 PM
Also Known As:
Win32.Kelvir.{H, J, O, P} [Computer Associates], IM-Worm.Win32.Kelvir.{l, n, p, s, bg} [Kaspersky Lab], W32/Kelvir.worm.{ac, ak, gen} [McAfee], W32/Kelvir-{J, Gen} [Sophos], WORM_KELVIR.{N, S, U} [Trend Micro]
Systems Affected:

W32.Kelvir.T is a worm that spreads through MSN Messenger and drops a variant of W32.Randex.

Antivirus Protection Dates

  • Initial Rapid Release version April 14, 2005
  • Latest Rapid Release version August 8, 2016 revision 023
  • Initial Daily Certified version April 14, 2005
  • Latest Daily Certified version August 9, 2016 revision 001
  • Initial Weekly Certified release date April 14, 2005
Click here for a more detailed description of Rapid Release and Daily Certified virus definitions.
Writeup By: Kaoru Hayashi

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STAR Antimalware Protection Technologies
2016 Internet Security Threat Report, Volume 21
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