da hijackthis fixa:
O2 - BHO: (no name) - {7515DDFE-2AEC-4695-88E4-6E40BB47DBBF} - (no file)
O2 - BHO: (no name) - {7E853D72-626A-48EC-A868-BA8D5E23E045} - (no file)
O2 - BHO: (no name) - {FA9092DA-680E-4B1E-A21E-E2DF39867CB5} - (no file)
O4 - HKCU\..\Policies\Explorer\Run: [SessMgr] C:\WINDOWS\sessmgr.exe /waitservice


il pc come va?