WM/Munch is a simple Word macro virus.
Beside replication, the virus has a payload that activates either in every month's 9th day or every day in September depending on the date format settings selected in the Control Panel. It is also possible that the payload does not activate at all in some configurations.
However, when the payload activates, the virus shows only the following text in the status line:
Whose turn is it to get the munchies in?
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.
Technical Details:Sami Rautiainen, F-Secure