nettemp.dll is a Trojan.Dloader-QL. nettemp.dll downloads code from the internet. Related files: %System%\nettemp.dll %System%\directxsvi.dll %System%\sporder.dll %System%\sysconfig32.ax More info: http://www.sophos.com/virusinfo/analyses... Removal: Remove nettemp.dll from Windows startup using antivirus (also check How To Remove section)Startup Optimizer.