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The file EXTRAAV.EXE is a part of Fake Antiviral software.
You must delete the file EXTRAAV.EXE immediately!
Delete the file EXTRAAV.EXE without delay!
Kill the process EXTRAAV.EXE and remove EXTRAAV.EXE from Windows startup.
EXTRAAV.EXE Information and Removal:
EXTRAAV.EXE is Trojan/Backdoor.
Kill the file EXTRAAV.EXE and remove EXTRAAV.EXE from Windows startup.