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  4. Robocop

Robocop

Summary

XM/Robocop is a simple Excel and Excel 97 macro virus.

Additional Details

VARIANT:Robocop.A
When an infected workbook is opened, the virus creates a new workbook, infects it and saves it to the Excel startup directory as "personal.xls".

After that the virus infects every workbook that is opened or created.

Beside replication, this virus contains a payload that activates on March 1st. At this time the virus modifies the formatting of the active worksheet and inserts the following text to it: 

    ROBOCOP Nightmare Joker [SLAM]

VARIANT:Robocop.B

Summary

This variant announces its presence every time when an infected workbook is opened or when Excel is started with a message box containing the following text: 

    (c)DRAT2000 Dual Macro Virus ver. 05b2 - by DRAT

It also contains a payload that is activated on October 25th. This payload shows a message box with the following text: 

    Selamat Ulang Tahun Deddy Ratnanto!

[Analysis: Sami Rautiainen, F-Secure]