My apologize for not replied to your post :-[
Delete the current version of Combofix.
Download fresh copy of Combofix from here:
http://www.bleepingcomputer.com/combofix/how-to-use-combofix
Disable your AntiVirus. Run Combofix. Click on I agree.
When the tool is finished, it will produce a log report for you. Attach here fresh Combofix.txt log