1. Symantec/
  2. Security Response/
  3. W32.Modnar.Worm@mm


Risk Level 1: Very Low

August 14, 2001
February 13, 2007 11:47:17 AM
Also Known As:

W32.Modnar.Worm@mm is a mass-mailing worm that appears to be written in C++. When executed, the worm extracts all of the email address from the Windows Address Book (WAB). The worm then emails a copy of itself to all of the extracted email addresses.

What are Portable Executable (PE) files?
PE files are files that are portable across all Microsoft 32-bit operating systems. The same PE-format executable can be run on any version of Windows 95, 98, Me, NT, and 2000. All PE files are executable, but not all executable files are portable.

Antivirus Protection Dates

  • Initial Rapid Release version August 14, 2001
  • Latest Rapid Release version August 8, 2016 revision 023
  • Initial Daily Certified version August 14, 2001
  • Latest Daily Certified version August 9, 2016 revision 001
  • Initial Weekly Certified release date pending
Click here for a more detailed description of Rapid Release and Daily Certified virus definitions.
Writeup By: Neal Hindocha

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