Threat description



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

This is a complex Word macro virus. It activates on the 23rd of October. At this date it encrypts accessed Word documents with a random password.

It also might insert the following texts to documents:


Hello from GREECE.

On 24th of October the virus creates a file called PCGURU4.BAT to the current directory. This file contains the following lines:

 @echo off

Rem PcGuru4 virus by NAENBGOURSG

Rem Golden Version 4.3

type PcGuru4.bat >> PcGuru4.bat

The virus also contains the following text:



'231076 -- GREECE

'VRD 23-4-1997



Automatic action

Depending on the settings of your F-Secure security product, it will either automatically delete, quarantine or rename the suspect file, or ask you for a desired action.

More scanning & removal options

More information on the 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.

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