Threat Description



Category: Malware
Platform: W32
Aliases: Muck


WM/Muck is a simple Word macro virus.

It activates when an infected document is opened. Then it infects the global template. After Word has been restated it infects every saved document after that.

Beside replication, it will show a message box from time to time with the following text:



Automatic action

Once detected, the F-Secure security product will automatically disinfect the suspect file by either deleting it or renaming it.


More information on scanning and removal options available in your F-Secure product can be found in the Help Center.

You may also refer to the Knowledge Base on the F-Secure Community site for more information.

Contact Support

For further assistance, F-Secure customers can request support online via the Request support or the Chat forms on our Home - Global site.

Technical Details:Sami Rautiainen, F-Secure


Suspect a file or URL was wrongly detected? Submit a sample to our Labs for analysis

Submit Now

Give And Get Advice

Give advice. Get advice. Share the knowledge on our free discussion forum.

Learn More