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  3. Trojan.Mdropper.N


Risk Level 1: Very Low

August 16, 2006
February 13, 2007 12:58:16 PM
Trojan Horse
Systems Affected:
Windows 2000, Windows 95, Windows 98, Windows Me, Windows NT, Windows Server 2003, Windows XP

Trojan.Mdropper.N is a Trojan horse that exploits the Microsoft Visual Basic for Applications Document Check Buffer Overflow Vulnerability (as described in Microsoft Security Bulletin MS06-047) and attempts to drop a file on the compromised computer.

The Trojan is a Microsoft Word document reportedly named:

Note: Definitions prior to August 17, 2006 may detect this threat as Trojan.Mdropper.

Antivirus Protection Dates

  • Initial Rapid Release version August 17, 2006
  • Latest Rapid Release version August 20, 2008 revision 017
  • Initial Daily Certified version August 17, 2006
  • Latest Daily Certified version October 23, 2014 revision 025
  • Initial Weekly Certified release date August 23, 2006
Click here for a more detailed description of Rapid Release and Daily Certified virus definitions.

Threat Assessment


  • Wild Level: Low
  • Number of Infections: 0 - 49
  • Number of Sites: 0 - 2
  • Geographical Distribution: Low
  • Threat Containment: Easy
  • Removal: Easy


  • Damage Level: Low


  • Distribution Level: Low
Note: On May 14, 2015, modifications will be made to the threat write-ups to streamline the content. The Threat Assessment section will no longer be published as this section is no longer relevant to today's threat landscape. The Risk Level will continue to be the main threat risk assessment indicator.
Writeup By: Mircea Ciubotariu

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