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F-Secure Virus Information Pages: Yawn
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| Radar |
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Summary
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| Yawn is an Excel macro virus. |
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Detailed Description
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Yawn.A virus consists of 2 modules. The class module 'Class 1' contains a small code that opens Personal.xls from Excel startup directory.
The other module has a random name. This part of the code disables the built-in macro virus protection when a workbook is opened. If the virus was not run from PERSONAL.XLS, it creates this file in Excel Startup directory generating a random module name.
To replicate the virus also export its code in a file 't' in Excel Startup foder.
The virus tries to delete several menus. As an infection marker Yawn.A uses the following commented text in its code: 'taitai
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| Variant: | Yawn.A |
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Description:
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| Yawn.A virus consists of 2 modules. The class module 'Class 1' contains a small code that opens Personal.xls from Excel startup directory. The other module has a random name. This part of the code disables the built-in macro virus protection when a workbook is opened. If the virus was not run from PERSONAL.XLS, it creates this file in Excel Startup directory generating a random module name. To replicates the virus also export its code in a file 't' in Excel Startup foder. The virus tries to delete several menus. As an infection marker Yawn.A uses the following commented text in its code: 'taitai |
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F-Secure Corporation |
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Last Modified: January 01, 2006
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