Download Combofix from any of the links below. You must rename it before saving rename it to Gotcha before saving it to your desktop.

Link 1
Link 2

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http://www.hdrcgb.org.uk/g2g/Cfix_Gotcha.exe.jpg

Double click on the renamed ComboFix.exe & follow the prompts.

When finished, it will produce a report for you.
[*]Please post the C:\ComboFix.txt so we can continue cleaning the system.