Threat Description



Category: Malware
Platform: W32
Aliases: Pif.Deltree, Trojan.Pif.Deltree


The 'Trojan.Pif.Deltree' is a trojan in format of a PIF file. Being run under Windows this file will execute DELTREE.EXE file with '/Y *.*' command line which will result in deleting of all directories (except shared ones) on hard drive within seconds. The trojan will only work if Windows is installed to C:\Windows\ directory. Doesn't work under Windows NT and 3.xx.


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:Alexey Podrezov, F-Secure


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