Removal Virus w32:runonce

My computer is infected by virus runonce. If I use avast then eliminated the files infected.
How I can clean and then protec the exe’s files ?
I don’t want copy the exe´s every moment because I use avast and the files are eliminated.

For help follow guide and attach logs http://forum.avast.com/index.php?topic=53253.0

We need Malwarebytes / OTL / aswMBR logs