Looks like MCShield did not see the culprit so maybe clear the USB

CAUTION : This fix is only valid for this specific machine, using it on another may break your computer

Open notepad and copy/paste the text in the quotebox below into it:

CreateRestorePoint: Toolbar: HKU\S-1-5-21-1443919111-2720745147-1959111671-1000 -> No Name - {7FEBEFE3-6B19-4349-98D2-FFB09D4B49CA} - No File 2009-07-14 07:31 - 2009-07-14 09:14 - 80886400 ___SH () C:\ProgramData\msfrxsr.exe RemoveProxy: EmptyTemp: CMD: bitsadmin /reset /allusers

Save this as fixlist.txt, in the same location as FRST.exe

https://dl.dropboxusercontent.com/u/73555776/FRSTfix.JPG

Run FRST and press Fix
On completion a log will be generated please post that