Threat Description

PayCheck

Details

Category: Malware
Platform: W32
Aliases: PayCheck, Bukit

Summary


For more information on Word macro viruses, see the description of WordMacro/Concept.

WordMacro/PayCheck is an encrypted macro virus. It contains seven macros: AutoExec, AutoOpen, FileSave, FileSaveAs, ToolsMacro, ShellOpen, FileOpen.



Removal


Automatic action

Once detected, the F-Secure security product will automatically disinfect the suspect file by either deleting it or renaming it.

More scanning & removal options

More information on scanning or removal options is available in the documentation for your F-Secure security product on the Downloads section of our Home - Global site.

You may also refer to the Knowledge Base on the F-Secure Community site for more information.

Contact Support

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Technical Details


PayCheck actives on the 25th of any month. At this time it displays this dialog box:

 Selamat    Sekarang adalah tanggal 25, sudahkah anda mengambil gaji?    He..he..Selamat. Kalau bisa, lebih keras lagi kerjanya.    Bravo Bukit Asam !!!  

Opening the File/SaveAs menu might display this dialog box:

 Non Critical Error    Internal error was occured in module UNIDRV.DLL    Your application may not be work normally.    Please contact Microsoft Product Support.  

Opening the Tools/Macro menu might display this dialog box:

 Critical Error    Internal error was occured in module UNIDRV.DLL    Please contact Microsoft Product Support.  

PayCheck was reported to be in the wild in fall 1997.





Description Details: Mikko Hypponen, F-Secure


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