Ok,
ora prova a scaricare questo
http://public.avast.com/~gmerek/aswMBR.exee poi posta il log
Ciao
ps anche tu
Halbhe e fai il fix di questi valori
R1 - HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings,ProxyServer = http=127.0.0.1:8888;https=127.0.0.1:8888
O2 - BHO: Ask Toolbar BHO - {D4027C7F-154A-4066-A1AD-4243D8127440} - C:\Program Files\Ask.com\GenericAskToolbar.dll
O2 - BHO: Yontoo Layers - {FD72061E-9FDE-484D-A58A-0BAB4151CAD8} - C:\Program Files\Yontoo\YontooIEClient.dll
O4 - HKLM\..\Run: [DRPU PC Management - Basic] "C:\Program Files\DRPU PC Management - Basic\Basic Manage.exe" "hd"
O4 - HKLM\..\Run: [DRPU PC Management - Advanced] "C:\Program Files\PC Management - Advanced\Advance Manage.exe" "hd"
O4 - HKLM\..\Run: [Adobe Reader Speed Launcher] "C:\Program Files\Adobe\Reader 9.0\Reader\Reader_sl.exe"
O4 - HKLM\..\Run: [Adobe ARM] "C:\Program Files\Common Files\Adobe\ARM\1.0\AdobeARM.exe"
O4 - HKLM\..\Run: [AdobeAAMUpdater-1.0] "C:\Program Files\Common Files\Adobe\OOBE\PDApp\UWA\UpdaterStartupUtility.exe"
O4 - HKLM\..\Run: [QuickTime Task] "C:\Program Files\QuickTime\QTTask.exe" -atboottime
O4 - HKCU\..\Run: [LegacyTraceSessionCollection] regsvr32 /s /u "C:\Users\Alberto\AppData\Local\LegacyTraceSessionCollection\LegacyTraceSessionCollection.dll"