Threat description




W97M/Mimir.A is an overwriting Word 97 macro virus with a mass mailing ability.


Automatic action

Depending on the settings of your F-Secure security product, it will either automatically delete, quarantine or rename the suspect file, or ask you for a desired action.

More scanning & removal options

More information on the 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

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

Technical Details

When an infected document is opened, the virus will change the title of the Word's window to:

MiMiR is giving your computer new intelligence!

Then the virus ovewrites the three recently used documents as well as every file with ".doc" extension in the "C:" drive with the active document.

Finally it attempts to use Outlook to send a message to the every person listed in the "Contacts" folder. The body of these messages contains the following text:

Some nice jokes you got to read!! :))

The active document is attached to the message as well.

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