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  3. MSIL.Letum.A@mm

MSIL.Letum.A@mm

Risk Level 2: Low

Discovered:
April 8, 2006
Updated:
April 8, 2006 4:30:21 PM
Also Known As:
WORM_LETUM.A [Trend], MSIL/Letum.a@MM [McAfee], W32/Letum-A [Sophos]
Systems Affected:
Windows 2000, Windows NT, Windows XP
MSIL.Letum.A@mm is a mass-mailing worm that also spreads through Usenet servers.

Antivirus Protection Dates

  • Initial Rapid Release version April 9, 2006
  • Latest Rapid Release version September 28, 2010 revision 054
  • Initial Daily Certified version April 9, 2006
  • Latest Daily Certified version September 28, 2010 revision 036
  • Initial Weekly Certified release date April 12, 2006
Click here for a more detailed description of Rapid Release and Daily Certified virus definitions.

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