Threat Description

Ozwer

Details

Category: Malware
Platform: W32
Aliases: Ozwer, ZMK.P

Summary


This is a Word 97 macro virus that infects when Word is started and when an infected document is opened or closed.



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

For further assistance, F-Secure customers can request support online via the Request support or the Chat forms on our Home - Global site.



Technical Details



Variant:Ozwer.A

The virus hooks several menus like: Format/Font, File/Print, File/Save As, File/Save, File/Close, File/New, Edit/Copy, Edit/Paste, Tools/Macros/Macro, File/Exit and Tools/Options. It also replace Tools/Macro dialogue box with it's own and Tools/Macro/Visual Basic Editor with the following Message box:

Depending on the random number, the virus moves words in the active document to the left or to the right, when the has been running for 20 minutes.

In Spanish version of Word 97 it will show it's messages in Spanish.





Technical Details:Katrin Tocheva and Sami Rautiainen, F-Secure


SUBMIT A SAMPLE

Suspect a file or URL was wrongly detected? Submit a sample to our Labs for analysis

Submit Now

Give And Get Advice

Give advice. Get advice. Share the knowledge on our free discussion forum.

Learn More