program modification: sometimes, not only virus pws:win32/cimuz.c.dll or malware fix-it utilities professional 11 but also common softwares possessing the ability to modify the inner functions of fwpuclnt.dll, which means other programs can't find this dll file again.

This is all lower case. Can you fix that?
Program Modification: Sometimes, not only virus PWS:Win32/Cimuz.C.dll or malware Fix-it Utilities Professional 11 but also common softwares possessing the ability to modify the inner functions of FWPUCLNT.DLL, which means other programs can't find this DLL file again.