OK now thionking MBR infection, more specifically volsnap - but lets see

Download aswMBR.exe ( 567KB ) to your desktop.

Double click the aswMBR.exe to run it

Click the “Scan” button to start scan

http://public.avast.com/~gmerek/aswMBR1.png

On completion of the scan click save log, save it to your desktop and post in your next reply

http://public.avast.com/~gmerek/aswMBR2.png