OK using FRST …
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:
CMD:ipconfig /release
CMD:netsh int ip reset
CMD:ipconfig /renew
REBOOT:
CMD: DEL %TEMP%\*.* /F /S /Q
CMD: RD /S /Q %TEMP%
REBOOT:
Save this as fixlist.txt, in the same location as FRST.exe
Run FRST and press Fix
On completion a log will be generated please post that