Hprog.dll is a Spyware.ActualSpy. Hprog.dll monitors user Internet activity and private information. It sends stolen data to a hacker site. Related files: %ProgramFiles%\Actual Spy\ActualSpy.chm %ProgramFiles%\Actual Spy\ActualSpy.exe %ProgramFiles%\Actual Spy\FILE_ID.DIZ %ProgramFiles%\Actual Spy\hkdll.dll %ProgramFiles%\Actual Spy\hprog.dll More info: http://securityresponse.symantec.com/avc... Removal: Remove hprog.dll from Windows startup using antivirus (also check How To Remove section)Startup Optimizer.