Home > Threat descriptions >


GO TO: Summary | Removal


Category: Malware

Type: -

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

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

Knowledge Base

Find the latest advice in our Community Knowledge Base.

About the product

See the manual for your F-Secure product on the Help Center.

Contact Support

Chat with or call an expert for help.

Submit a sample

Submit a file or URL for further analysis.