W32.Coflop@mm

Discovered:
January 6, 2003
Updated:
February 13, 2007 11:49:34 AM
Also Known As:
Win32.Coflop.A [Computer Assoc, W32/Coflop@MM [McAfee], W32/Coflop-A [Sophos], WORM_COFLOP.A [Trend Micro]
Type:
Worm
Systems Affected:
Windows 2000, Windows 95, Windows 98, Windows Me, Windows NT, Windows XP

W32.Coflop@mm is a mass-mailing worm that uses MAPI to send itself to all the contacts in the Microsoft Outlook Address Book. The worm also attempts to spread itself through the KaZaA file-sharing networks and the floppy disk. The email has the following characteristics:

Subject: Back Up your Data to Floppy Today!
Message:
This program will allow you to back up 3 Times as much data to your floppy
disk! Up to 9MB!!! (compared to 2mb disks) so back up your system today with this free software.
Attachment: Sol.exe

This threat is written in the Microsoft Visual Basic programming language.

Antivirus Protection Dates

  • Initial Rapid Release version January 7, 2003
  • Latest Rapid Release version September 28, 2010 revision 054
  • Initial Daily Certified version January 7, 2003
  • Latest Daily Certified version September 28, 2010 revision 036
  • Initial Weekly Certified release date January 8, 2003
Click here for a more detailed description of Rapid Release and Daily Certified virus definitions.
Writeup By: Yana Liu

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