Nsutil.exe is a Spyware.NetSpy. Nsutil.exe monitors user Internet activity and private information. It sends stolen data to a hacker site. Related files: %System%\netspy.exe %System%\nsys.exe %System%\nconfig.exe %System%\nsutil.exe %System%\Faq.fil %System%\MSVBVM60.DLL %System%\kbhook.dll %System%\CaptureScreen.ocx %System%\Richtx32.ocx Adds the value: "nsys" = "nsys.exe" to the Windows startup registry keys. More info: http://securityresponse.symantec.com/avc... Removal: Kill nsutil.exe process and remove nsutil.exe from Windows startup using antivirus (also check How To Remove section)Startup Optimizer.