Classification

Category: Malware

Type: Virus

Platform: X97M

Aliases: Excel8_Extras

Summary


X97M/Extras is a macro virus written in Visual Basic for Applications and is the first polymorphic macro virus to infect XLS files within Microsoft Excel v.8.0.

Removal


Automatic action

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.

Knowledge Base

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About the product

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Submit a sample

Submit a file or URL for further analysis.

Technical Details


Extras changes its appearance so it looks different in every infected file.

The virus also creates an infected Excel spreadsheet within the Excel startup directory.

Extras activates on and after January 1st, 1999. At this time, the virus will try to remove all menus from Excel interface.

X97M/Extras has nothing to do with the WM/Extra Word macro virus.