Sounds like you are majorly infected. Download hijackthis and copy and paste the log that it displays. 2 programs you should run before running hijackthis is Combofix and Malwarebytes Antimalware program.
Get combofix here... http://download.bleepingcomputer.com/sUBs/ComboFix.exe
Get malwarebytes program here... http://www.download.com/Malwarebytes...=dl&tag=button
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