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  3. W32.Nimda.B@mm

W32.Nimda.B@mm

Risk Level 2: Low

Discovered:
October 9, 2001
Updated:
February 13, 2007 11:55:59 AM
Also Known As:
W32/Nimda.b@MM [McAfee], W32/Nimda-F [Sophos], I-Worm.Nimda.b [Kaspersky], PE_NIMDA.B [Trend], Win32.Nimda.B [Computer Associ
Type:
Worm, Virus
Systems Affected:
Microsoft IIS, Windows
CVE References:
CVE-2000-0884 CVE-2001-0154


W32.Nimda.B@mm is a variant of W32.Nimda.A@mm. This variant has the same functionality as the .A variant. However, it has been compressed with a run-time compressor.





For information on .enc detections, read the article, "What is an .enc detection?"

For additional information, read the Microsoft TechNet article, Information on the "Nimda" Worm.

Antivirus Protection Dates

  • Initial Rapid Release version October 10, 2001
  • Latest Rapid Release version October 10, 2001
  • Initial Daily Certified version October 10, 2001
  • Latest Daily Certified version October 10, 2001
  • Initial Weekly Certified release date October 10, 2001
Click here for a more detailed description of Rapid Release and Daily Certified virus definitions.
Writeup By: Neal Hindocha

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