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  3. W32.Mdmbot


Risk Level 1: Very Low

February 14, 2008
February 14, 2008 11:29:12 AM
Trojan, Worm
Infection Length:
53248 bytes; 54784 bytes
Systems Affected:
Windows 2000, Windows NT, Windows Server 2003, Windows Vista, Windows XP
W32.Mdmbot is a worm that spreads through network shares and opens a back door on the compromised computer.

Antivirus Protection Dates

  • Initial Rapid Release version February 14, 2008 revision 006
  • Latest Rapid Release version May 21, 2008 revision 002
  • Initial Daily Certified version February 14, 2008 revision 023
  • Latest Daily Certified version May 21, 2008 revision 003
  • Initial Weekly Certified release date February 20, 2008
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: Medium
  • Payload: Opens a back door on the compromised computer.
  • Releases Confidential Info: May steal sensitive information.


  • Distribution Level: Low
  • Shared Drives: Copies itself to network shares.
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: Andrea Lelli

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