Download ComboFix from one of these locations:
Link 1
Link 2
**Note: It is important that it is saved directly to your desktop**
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With malware infections being as they are today, it's strongly recommended to have the Windows Recovery Console pre-installed on your machine before doing any malware removal.
The Windows Recovery Console will allow you to boot up into a special recovery (repair) mode. This allows us to more easily help you should your computer have a problem after an attempted removal of malware. It is a simple procedure that will only take a few moments of your time.
Go to Microsoft's website => http://support.microsoft.com/kb/310994
Scroll down to Step 1, and select the download that's appropriate for your Operating System. Download the file & save it as it's originally named.
Note: If you have SP3, use the SP2 package.
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Transfer all files you just downloaded, to the desktop of the infected computer.
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Disable your AntiVirus and AntiSpyware applications, usually via a right click on the System Tray icon. They may otherwise interfere with our tools
- Drag the setup package onto ComboFix.exe and drop it.
- Follow the prompts to start ComboFix and when prompted, agree to the End-User License Agreement to install the Microsoft Recovery Console.
- At the next prompt, click 'Yes' to run the full ComboFix scan.
- When the tool is finished, it will produce a report for you.
Once the recovery console is installed we will boot to that and run :
From the command prompt, enter: chkdsk /r (note the space between chkdsk and /r)
Allow it to complete undisturbed.