Threat Description



Category: Malware
Platform: W32
Aliases: JB


W97M/JB is a quite simple Word 97 macro virus.


Automatic action

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

More scanning & removal options

More information on scanning or removal options is available in the documentation for your F-Secure security product on the Downloads section of our Home - Global site.

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


W97M/JB is executed when an infected document is opened. At this time the virus adds the following text to the end of the document:

  Jim The Great  

The virus also adds the following footnote:


Then it infects the global template. After that all opened, closed or created documents will be infected.

Technical Details:Sami Rautiainen, F-Secure


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