This is a destructive virus which was reported to be heavily in the wild in Israel in early 1996. It was also found in the wild in Finland in December 1996.
The virus activates on random dates. When this happens, it will display this text and overwrites drive C:
Alfons ! Synchronizing drive C: (Do not interrupt this operation !): 100% Done.
A later, 1536 byte variant is also known.
Based on the settings of your F-Secure security product, it will either automatically delete, quarantine or rename the detected program or file, or ask you for a desired action.
Find the latest advice in our Community Knowledge Base.
See the manual for your F-Secure product on the Help Center.
Submit a file or URL for further analysis.