This file is a harmful and undesirable program. Probably virus. It's recommended to delete it.
What is pep.exe Windows startup process
File name: pep.exe
Program name: pep
Description: Troj/Zlob-AQH Trojan.
Information added by: unliyo at 17 March 2008
Hint: If pep.exe file is a virus or trojan, we recommend to use a antivirus software or registry cleaner.