We are going to try another version of ComboFix:
ComboFix
1. Download this file -
You MUST save it to your desktop
COMBOFIX
2. Double click combofix.exe & follow the prompts.
3. When finished, it shall produce a log for you. Post that log in your next reply
Note:
Do not mouseclick combofix's window whilst it's running. That may cause it to stall
please post the c:\combofix.txt log