X97M/Smack is an Excel 97 macro virus.
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.
When an infected workbook is opened, X97M/Smack.A disables the built-in macro virus protection of Excel and removes the "Tools/Macro..." menu.
Then the virus copies the active workbook to Excel's starup directory as the name "XLDATA.XLS". After this has been done, the virus infects all workbooks that are opened.
It activates its payload at September 10th. At this time it shows a message box with the following text:
You know what? You're getting OLD, man!!!