wuauclt.exe

some virus got into my system and wont let me run any kind of antivirus, its the wuauclt.exe now i saw some of the cases of people with the same problem but the think is that everytime i download any of the tools ur website indicates i try to run them but inmidiatly i get the same message that the file i try to run is infected please help

Please visit this webpage for a tutorial on downloading and running ComboFix:

http://www.bleepingcomputer.com/combofix/how-to-use-combofix

See the area: Using ComboFix, and when done, post the log back here.