If you cannot download files, the malware may be blocking the attempt. You need to download files to a clean computer and then transfer it to the infected one using a USB flash drive, or external media (an external drive or a CD) .
Please download iExplore.exe, which is renamed copy of rKill:
[If the file does not download, paste the following, >without the quotes or brakets<, in the address bar of your browser:
Save the file to the Desktop, and double-click on it.
Ignore any messages, and allow the file to run until the command window closes.
Without a reboot, download Malwarebytes’ Anti-Malware (black button with green and white icon) Save to the Desktop:
Double-click mbam-setup.exe and follow the prompts to install the program. (For Vista or Windows 7, select: Run as Administrator)
Run Malwarfebytes’ AntiMalware and update the program.
Once updated, select Perform Full Scan and click the scan button.
When the scan finishes, click OK in the message box, and you will see the results of the scan.
Click the Remove Selected button to get rid of the malware.
When Malwarebytes finishes, you may be prompted to reboot. If so, reboot.
Please post the Malwarebytes log in your reply so we can see where we are at, and plan any additional removal strategy, if necessary.