Esegui 
c'è un computer che mi da un po' di problemi, spesso e volentieri...
dopo scansione antivirus ad-aware etc. non ho risolto nulla.....magari riuscite a chiarirmi un po' la situazione controllando il log fatto con hijackthis....
ciao e grazie anticipatamente
Logfile of HijackThis v1.99.1
Scan saved at 11.12.28, on 23/08/2006
Platform: Windows XP SP2 (WinNT 5.01.2600)
MSIE: Internet Explorer v6.00 SP2 (6.00.2900.2180)
Running processes:
C:\WINDOWS\system32\wscntfy.exe
C:\WINDOWS\system32\WgaTray.exe
C:\WINDOWS\Explorer.EXE
C:\WINDOWS\SOUNDMAN.EXE
C:\WINDOWS\system32\RUNDLL32.EXE
C:\Programmi\DAEMON Tools\daemon.exe
C:\Programmi\File comuni\Symantec Shared\ccApp.exe
C:\Programmi\Java\jre1.5.0_06\bin\jusched.exe
C:\Programmi\File comuni\Real\Update_OB\realsched.exe
C:\Programmi\File comuni\InstallShield\UpdateService\issch.exe
C:\Programmi\Macrogaming\SweetIM\SweetIM.exe
C:\Programmi\Scansoft\PaperPort\pptd40nt.exe
C:\WINDOWS\system32\ctfmon.exe
C:\Programmi\Scansoft\PaperPort\SmartUI\SmartUI.exe
C:\Programmi\MSN Messenger\msnmsgr.exe
C:\WINDOWS\twain_32\C6U14K\WATCH.exe
C:\Documents and Settings\Giusabo\Desktop\HijackThis.exe
C:\Programmi\Messenger\msmsgs.exe
R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Start Page = http://www.lucanianet.it/
R0 - HKCU\Software\Microsoft\Internet Explorer\Toolbar,LinksFolderName = Collegamenti
R3 - URLSearchHook: SweetIM For Internet Explorer - {BC4FFE41-DE9F-46fa-B455-AAD49B9F9938} - C:\Programmi\Macrogaming\SweetIMBarForIE\toolbar.dll
O2 - BHO: Yahoo! Toolbar Helper - {02478D38-C3F9-4EFB-9B51-7695ECA05670} - C:\Programmi\Yahoo!\Companion\Installs\cpn\yt.dll
O2 - BHO: AcroIEHlprObj Class - {06849E9F-C8D7-4D59-B87D-784B7D6BE0B3} - C:\Programmi\Adobe\Acrobat 6.0\Acrobat\ActiveX\AcroIEHelper.dll
O2 - BHO: SWEETIE - {1A0AADCD-3A72-4b5f-900F-E3BB5A838E2A} - C:\PROGRA~1\MACROG~1\SWEETI~1\toolbar.dll
O2 - BHO: SSVHelper Class - {761497BB-D6F0-462C-B6EB-D4DAF1D92D43} - C:\Programmi\Java\jre1.5.0_06\bin\ssv.dll
O2 - BHO: Windows Live Sign-in Helper - {9030D464-4C02-4ABF-8ECC-5164760863C6} - C:\Programmi\File comuni\Microsoft Shared\Windows Live\WindowsLiveLogin.dll
O2 - BHO: Google Toolbar Helper - {AA58ED58-01DD-4d91-8333-CF10577473F7} - c:\programmi\google\googletoolbar1.dll
O2 - BHO: AcroIEToolbarHelper Class - {AE7CD045-E861-484f-8273-0445EE161910} - C:\Programmi\Adobe\Acrobat 6.0\Acrobat\AcroIEFavClient.dll
O2 - BHO: CNavExtBho Class - {BDF3E430-B101-42AD-A544-FADC6B084872} - C:\Programmi\Norton SystemWorks\Norton AntiVirus\NavShExt.dll
O3 - Toolbar: &Google - {2318C2B1-4965-11d4-9B18-009027A5CD4F} - c:\programmi\google\googletoolbar1.dll
O3 - Toolbar: Norton AntiVirus - {42CDD1BF-3FFB-4238-8AD1-7859DF00B1D6} - C:\Programmi\Norton SystemWorks\Norton AntiVirus\NavShExt.dll
O3 - Toolbar: Adobe PDF - {47833539-D0C5-4125-9FA8-0819E2EAAC93} - C:\Programmi\Adobe\Acrobat 6.0\Acrobat\AcroIEFavClient.dll
O3 - Toolbar: Yahoo! Toolbar - {EF99BD32-C1FB-11D2-892F-0090271D4F88} - C:\Programmi\Yahoo!\Companion\Installs\cpn\yt.dll
O3 - Toolbar: SweetIM For Internet Explorer - {BC4FFE41-DE9F-46fa-B455-AAD49B9F9938} - C:\Programmi\Macrogaming\SweetIMBarForIE\toolbar.dll
O4 - HKLM\..\Run: [SoundMan] SOUNDMAN.EXE
O4 - HKLM\..\Run: [NvCplDaemon] RUNDLL32.EXE C:\WINDOWS\system32\NvCpl.dll,NvStartup
O4 - HKLM\..\Run: [nwiz] nwiz.exe /install
O4 - HKLM\..\Run: [NvMediaCenter] RUNDLL32.EXE C:\WINDOWS\system32\NvMcTray.dll,NvTaskbarInit
O4 - HKLM\..\Run: [DAEMON Tools] "C:\Programmi\DAEMON Tools\daemon.exe" -lang 1033
O4 - HKLM\..\Run: [ccApp] "C:\Programmi\File comuni\Symantec Shared\ccApp.exe"
O4 - HKLM\..\Run: [Symantec NetDriver Monitor] C:\PROGRA~1\SYMNET~1\SNDMon.exe /Consumer
O4 - HKLM\..\Run: [SunJavaUpdateSched] C:\Programmi\Java\jre1.5.0_06\bin\jusched.exe
O4 - HKLM\..\Run: [QuickTime Task] "C:\Programmi\QuickTime\qttask.exe" -atboottime
O4 - HKLM\..\Run: [TkBellExe] "C:\Programmi\File comuni\Real\Update_OB\realsched.exe" -osboot
O4 - HKLM\..\Run: [ISUSPM Startup] C:\PROGRA~1\FILECO~1\INSTAL~1\UPDATE~1\ISUSPM.exe -startup
O4 - HKLM\..\Run: [ISUSScheduler] "C:\Programmi\File comuni\InstallShield\UpdateService\issch.exe" -start
O4 - HKLM\..\Run: [SweetIM] C:\Programmi\Macrogaming\SweetIM\SweetIM.exe
O4 - HKLM\..\Run: [PaperPort PTD] C:\Programmi\Scansoft\PaperPort\pptd40nt.exe
O4 - HKLM\..\Run: [IndexSearch] C:\Programmi\Scansoft\PaperPort\IndexSearch.exe
O4 - HKLM\..\Run: [PP8 SE Reminder] "C:\Programmi\Scansoft\PaperPort\WebEreg\NAVBrowser.exe" -r "C:\Programmi\Scansoft\PaperPort\WebEreg\navLoad.ini"
O4 - HKCU\..\Run: [CTFMON.EXE] C:\WINDOWS\system32\ctfmon.exe
O4 - HKCU\..\Run: [msnmsgr] ~"C:\Programmi\MSN Messenger\msnmsgr.exe" /background
O4 - HKCU\..\Run: [SweetIM] C:\Programmi\Macrogaming\SweetIM\SweetIM.exe
O4 - Global Startup: SmartUI.lnk = ?
O4 - Global Startup: Watch.lnk = C:\WINDOWS\twain_32\C6U14K\WATCH.exe
O8 - Extra context menu item: E&sporta in Microsoft Excel - res://C:\PROGRA~1\MICROS~2\OFFICE11\EXCEL.EXE/3000
O9 - Extra button: (no name) - {08B0E5C0-4FCB-11CF-AAA5-00401C608501} - C:\Programmi\Java\jre1.5.0_06\bin\ssv.dll
O9 - Extra 'Tools' menuitem: Sun Java Console - {08B0E5C0-4FCB-11CF-AAA5-00401C608501} - C:\Programmi\Java\jre1.5.0_06\bin\ssv.dll
O9 - Extra button: Ricerche - {92780B25-18CC-41C8-B9BE-3C9C571A8263} - C:\PROGRA~1\MICROS~2\OFFICE11\REFIEBAR.DLL
O9 - Extra button: Sothink SWF Catcher - {E19ADC6E-3909-43E4-9A89-B7B676377EE3} - C:\Programmi\File comuni\SourceTec\SWF Catcher\InternetExplorer.htm
O9 - Extra 'Tools' menuitem: Sothink SWF Catcher - {E19ADC6E-3909-43E4-9A89-B7B676377EE3} - C:\Programmi\File comuni\SourceTec\SWF Catcher\InternetExplorer.htm
O9 - Extra button: Messenger - {FB5F1910-F110-11d2-BB9E-00C04F795683} - C:\Programmi\Messenger\msmsgs.exe
O9 - Extra 'Tools' menuitem: Windows Messenger - {FB5F1910-F110-11d2-BB9E-00C04F795683} - C:\Programmi\Messenger\msmsgs.exe
O16 - DPF: {17492023-C23A-453E-A040-C7C580BBF700} (Windows Genuine Advantage Validation Tool) - http://go.microsoft.com/fwlink/?linkid=39204
O17 - HKLM\System\CCS\Services\Tcpip\..\{637068C6-5807-476A-93C3-9DA1DECDAA03}: NameServer = 212.247.156.66,212.247.156.70
O17 - HKLM\System\CS1\Services\Tcpip\..\{637068C6-5807-476A-93C3-9DA1DECDAA03}: NameServer = 212.247.156.66,212.247.156.70
O17 - HKLM\System\CS2\Services\Tcpip\..\{637068C6-5807-476A-93C3-9DA1DECDAA03}: NameServer = 212.247.156.66,212.247.156.70
O18 - Protocol: livecall - {828030A1-22C1-4009-854F-8E305202313F} - C:\PROGRA~1\MSNMES~1\MSGRAP~1.DLL
O18 - Protocol: msnim - {828030A1-22C1-4009-854F-8E305202313F} - C:\PROGRA~1\MSNMES~1\MSGRAP~1.DLL
O20 - Winlogon Notify: WgaLogon - C:\WINDOWS\SYSTEM32\WgaLogon.dll
O23 - Service: Automatic LiveUpdate Scheduler - Symantec Corporation - C:\Programmi\Symantec\LiveUpdate\ALUSchedulerSvc.exe
O23 - Service: BrSplService (Brother XP spl Service) - brother Industries Ltd - C:\WINDOWS\system32\brsvc01a.exe
O23 - Service: Symantec Event Manager (ccEvtMgr) - Symantec Corporation - C:\Programmi\File comuni\Symantec Shared\ccEvtMgr.exe
O23 - Service: Symantec Password Validation (ccPwdSvc) - Symantec Corporation - C:\Programmi\File comuni\Symantec Shared\ccPwdSvc.exe
O23 - Service: Symantec Settings Manager (ccSetMgr) - Symantec Corporation - C:\Programmi\File comuni\Symantec Shared\ccSetMgr.exe
O23 - Service: Flash Media Server (FMS) (FMS) - Macromedia, Inc. - C:\Programmi\Macromedia\Flash Media Server 2\FMSMaster.exe
O23 - Service: Flash Media Administration Server (FMSAdmin) - Macromedia, Inc. - C:\Programmi\Macromedia\Flash Media Server 2\FMSAdmin.exe
O23 - Service: LiveUpdate - Symantec Corporation - C:\PROGRA~1\Symantec\LIVEUP~1\LUCOMS~1.EXE
O23 - Service: Macromedia Licensing Service - Macromedia - C:\Programmi\File comuni\Macromedia Shared\Service\Macromedia Licensing.exe
O23 - Service: Norton AntiVirus Auto-Protect Service (navapsvc) - Symantec Corporation - C:\Programmi\Norton SystemWorks\Norton AntiVirus\navapsvc.exe
O23 - Service: Norton AntiVirus Firewall Monitor Service (NPFMntor) - Symantec Corporation - C:\Programmi\Norton SystemWorks\Norton AntiVirus\IWP\NPFMntor.exe
O23 - Service: NVIDIA Display Driver Service (NVSvc) - NVIDIA Corporation - C:\WINDOWS\system32\nvsvc32.exe
O23 - Service: SAVScan - Symantec Corporation - C:\Programmi\Norton SystemWorks\Norton AntiVirus\SAVScan.exe
O23 - Service: ScriptBlocking Service (SBService) - Symantec Corporation - C:\PROGRA~1\FILECO~1\SYMANT~1\SCRIPT~1\SBServ.exe
O23 - Service: Symantec Network Drivers Service (SNDSrvc) - Symantec Corporation - C:\Programmi\File comuni\Symantec Shared\SNDSrvc.exe
O23 - Service: Symantec SPBBCSvc (SPBBCSvc) - Symantec Corporation - C:\Programmi\File comuni\Symantec Shared\SPBBC\SPBBCSvc.exe
O23 - Service: Speed Disk service - Symantec Corporation - C:\PROGRA~1\NORTON~1\NORTON~1\SPEEDD~1\NOPDB.EXE
O23 - Service: Symantec Core LC - Symantec Corporation - C:\Programmi\File comuni\Symantec Shared\CCPD-LC\symlcsvc.exe
