Threat description


Category: Malware
Type: Virus
Platform: W32
Aliases: Relzfu, Fake VirX


This virus does nothing interesting, other than displaying the message

  VirX 3/90  

when an infected program is run on any Friday the 13th. After that the virus will halt the machine.

VirX is an anti-virus program from Microcom, which has nothing whatsoever to do with this virus.


Automatic action

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


More information on scanning and removal options available in your F-Secure product can be found in the Help Center.

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.


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