Dopo aver provato di tutto, compresi antivirus, anti-malware e spyware, e dopo aver seguito tutti i consigli dati dal moderatore, non sono riuscito a capire cosa fa rallentare l'avvio del mio pc in maniera esagerata. Per caricare i processi attivi all'avvio impiega addirittura dai 5 ai 10 min!
Ecco il mio log di Hijackthis... Spero che qualcuno mi dia una mano a scovare gli intrusi! Grazie assai!

Logfile of HijackThis v1.99.1
Scan saved at 12.38.20, on 26/01/2006
Platform: Windows XP SP2 (WinNT 5.01.2600)
MSIE: Internet Explorer v6.00 SP2 (6.00.2900.2180)

Running processes:
D:\WINDOWS\System32\smss.exe
D:\WINDOWS\system32\winlogon.exe
D:\WINDOWS\system32\services.exe
D:\WINDOWS\system32\lsass.exe
D:\WINDOWS\System32\Ati2evxx.exe
D:\WINDOWS\system32\svchost.exe
D:\WINDOWS\System32\svchost.exe
D:\WINDOWS\system32\spoolsv.exe
D:\Programmi\File comuni\Symantec Shared\ccSetMgr.exe
D:\WINDOWS\System32\CTSvcCDA.exe
D:\Programmi\ewido anti-malware\ewidoctrl.exe
D:\Programmi\ewido anti-malware\ewidoguard.exe
D:\WINDOWS\system32\Ati2evxx.exe
D:\Programmi\File comuni\LightScribe\LSSrvc.exe
D:\WINDOWS\Explorer.EXE
D:\Programmi\Pinnacle\MediaServer\Microsoft SQL Server\MSSQL$PINNACLESYS\Binn\sqlservr.exe
D:\Programmi\Norton AntiVirus\navapsvc.exe
D:\Programmi\Norton AntiVirus\IWP\NPFMntor.exe
D:\Programmi\File comuni\Symantec Shared\SNDSrvc.exe
D:\Programmi\File comuni\Symantec Shared\SPBBC\SPBBCSvc.exe
D:\WINDOWS\System32\svchost.exe
D:\Programmi\File comuni\Symantec Shared\CCPD-LC\symlcsvc.exe
D:\Programmi\File comuni\Symantec Shared\ccEvtMgr.exe
d:\programmi\pinnacle\shared files\programs\mediaserver\pmshost.exe
D:\Programmi\ATI Technologies\ATI Control Panel\atiptaxx.exe
D:\Programmi\File comuni\Symantec Shared\ccApp.exe
D:\Programmi\ATI Multimedia\main\ATIDtct.EXE
D:\Programmi\Creative\Audio2K\PROGRAM\CTMIX32.EXE
D:\Programmi\Hewlett-Packard\AiO\hp psc 900 series\Bin\hpobrt07.exe
D:\PROGRA~1\HEWLET~1\AiO\Shared\Bin\hpoevm07.exe
D:\Programmi\Hewlett-Packard\AiO\Shared\bin\hpOSTS07.exe
D:\Programmi\Hewlett-Packard\AiO\Shared\bin\hpOFXM07.exe
D:\Programmi\Hewlett-Packard\AiO\hp psc 900 series\FRU\Remind32.exe
D:\WINDOWS\System32\mioengine.exe
C:\Downloads\HijackThis.exe

R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Default_Search_URL = http://searchbar.findthewebsiteyouneed.com
R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Start Page = http://www.google.it/
R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Window Title = Microsoft Internet Explorer
R0 - HKCU\Software\Microsoft\Internet Explorer\Toolbar,LinksFolderName = Collegamenti
O2 - BHO: (no name) - {00DBDAC8-4691-4797-8E6A-7C6AB89BC441} - D:\WINDOWS\System32\rqopq.dll (file missing)
O2 - BHO: AcroIEHlprObj Class - {06849E9F-C8D7-4D59-B87D-784B7D6BE0B3} - D:\Programmi\Adobe\Acrobat 5.0\Reader\ActiveX\AcroIEHelper.ocx
O2 - BHO: RXResultTracker Class - {59879FA4-4790-461c-A1CC-4EC4DE4CA483} - D:\PROGRA~1\RXTOOL~1\sfcont.dll (file missing)
O2 - BHO: Google Toolbar Helper - {AA58ED58-01DD-4d91-8333-CF10577473F7} - d:\programmi\google\googletoolbar1.dll
O2 - BHO: NAV Helper - {BDF3E430-B101-42AD-A544-FADC6B084872} - D:\Programmi\Norton AntiVirus\NavShExt.dll
O3 - Toolbar: Norton AntiVirus - {42CDD1BF-3FFB-4238-8AD1-7859DF00B1D6} - D:\Programmi\Norton AntiVirus\NavShExt.dll
O3 - Toolbar: &Google - {2318C2B1-4965-11d4-9B18-009027A5CD4F} - d:\programmi\google\googletoolbar1.dll
O4 - HKLM\..\Run: [ATIPTA] D:\Programmi\ATI Technologies\ATI Control Panel\atiptaxx.exe
O4 - HKLM\..\Run: [ccApp] "D:\Programmi\File comuni\Symantec Shared\ccApp.exe"
O4 - HKLM\..\Run: [ATI DeviceDetect] D:\Programmi\ATI Multimedia\main\ATIDtct.EXE
O4 - HKLM\..\Run: [Symantec NetDriver Monitor] D:\PROGRA~1\SYMNET~1\SNDMon.exe /Consumer
O4 - HKLM\..\Run: [NeroFilterCheck] D:\WINDOWS\system32\NeroCheck.exe
O4 - HKLM\..\Run: [CreativeMixer] D:\Programmi\Creative\Audio2K\PROGRAM\CTMIX32.EXE /t
O4 - HKLM\..\Run: [Share-to-Web Namespace Daemon] D:\Programmi\Hewlett-Packard\HP Share-to-Web\hpgs2wnd.exe
O4 - HKLM\..\Run: [PinnacleDriverCheck] D:\WINDOWS\system32\PSDrvCheck.exe -CheckReg
O4 - HKLM\..\Run: [KernelFaultCheck] %systemroot%\system32\dumprep 0 -k
O4 - HKLM\..\RunOnce: [svg_file_op1] FileOps.exe -r "D:\WINDOWS\system32\Adobe\SVG Viewer"
O4 - Startup: Hewlett-Packard Recorder.lnk = D:\Programmi\Hewlett-Packard\AiO\hp psc 900 series\FRU\Remind32.exe
O4 - Startup: My 190.it.lnk = D:\Documents and Settings\Franecc\Dati applicazioni\mioObjects\[objects]\69GWEU9386MTAR08.mio
O4 - Global Startup: Adobe Gamma Loader.lnk = D:\Programmi\File comuni\Adobe\Calibration\Adobe Gamma Loader.exe
O4 - Global Startup: HPAiODevice(hp psc 900 series) - 1.lnk = D:\Programmi\Hewlett-Packard\AiO\hp psc 900 series\Bin\hpobrt07.exe
O4 - Global Startup: Microsoft Office.lnk = D:\Programmi\Microsoft Office\Office\OSA9.EXE
O8 - Extra context menu item: &Google Search - res://D:\Programmi\Google\GoogleToolbar1.dll/cmsearch.html
O8 - Extra context menu item: &Translate English Word - res://D:\Programmi\Google\GoogleToolbar1.dll/cmwordtrans.html
O8 - Extra context menu item: Backward Links - res://D:\Programmi\Google\GoogleToolbar1.dll/cmbacklinks.html
O8 - Extra context menu item: Cached Snapshot of Page - res://D:\Programmi\Google\GoogleToolbar1.dll/cmcache.html
O8 - Extra context menu item: Similar Pages - res://D:\Programmi\Google\GoogleToolbar1.dll/cmsimilar.html
O8 - Extra context menu item: Translate Page into English - res://D:\Programmi\Google\GoogleToolbar1.dll/cmtrans.html
O9 - Extra button: ATI TV - {44226DFF-747E-4edc-B30C-78752E50CD0C} - D:\Programmi\ATI Multimedia\tv\EXPLBAR.DLL
O16 - DPF: {17492023-C23A-453E-A040-C7C580BBF700} (Windows Genuine Advantage Validation Tool) - http://go.microsoft.com/fwlink/?linkid=39204
O16 - DPF: {C1B7E532-3ECB-4E9E-BB3A-2951FFE67C61} (DownloaderActiveX Control) - http://c6.community.virgilio.it/down...derActiveX.cab
O16 - DPF: {D27CDB6E-AE6D-11CF-96B8-444553540000} (Shockwave Flash Object) - https://fpdownload.macromedia.com/pu...sh/swflash.cab
O18 - Filter: text/html - {2AB289AE-4B90-4281-B2AE-1F4BB034B647} - D:\PROGRA~1\RXTOOL~1\sfcont.dll
O20 - Winlogon Notify: rqopq - rqopq.dll (file missing)
O23 - Service: Ati HotKey Poller - Unknown owner - D:\WINDOWS\System32\Ati2evxx.exe
O23 - Service: ATI Smart - Unknown owner - D:\WINDOWS\system32\ati2sgag.exe
O23 - Service: Symantec Event Manager (ccEvtMgr) - Symantec Corporation - D:\Programmi\File comuni\Symantec Shared\ccEvtMgr.exe
O23 - Service: Symantec Password Validation (ccPwdSvc) - Symantec Corporation - D:\Programmi\File comuni\Symantec Shared\ccPwdSvc.exe
O23 - Service: Symantec Settings Manager (ccSetMgr) - Symantec Corporation - D:\Programmi\File comuni\Symantec Shared\ccSetMgr.exe
O23 - Service: Creative Service for CDROM Access - Creative Technology Ltd - D:\WINDOWS\System32\CTSvcCDA.exe
O23 - Service: ewido security suite control - ewido networks - D:\Programmi\ewido anti-malware\ewidoctrl.exe
O23 - Service: ewido security suite guard - ewido networks - D:\Programmi\ewido anti-malware\ewidoguard.exe
O23 - Service: LightScribeService Direct Disc Labeling Service (LightScribeService) - Unknown owner - D:\Programmi\File comuni\LightScribe\LSSrvc.exe
O23 - Service: Servizio Auto-Protect di Norton AntiVirus (navapsvc) - Symantec Corporation - D:\Programmi\Norton AntiVirus\navapsvc.exe
O23 - Service: Norton AntiVirus Firewall Monitor Service (NPFMntor) - Symantec Corporation - D:\Programmi\Norton AntiVirus\IWP\NPFMntor.exe
O23 - Service: Pinnacle Systems Media Service (PinnacleSys.MediaServer) - Pinnacle Systems - d:\programmi\pinnacle\shared files\programs\mediaserver\pmshost.exe
O23 - Service: SAVScan - Symantec Corporation - D:\Programmi\Norton AntiVirus\SAVScan.exe
O23 - Service: ScriptBlocking Service (SBService) - Symantec Corporation - D:\PROGRA~1\FILECO~1\SYMANT~1\SCRIPT~1\SBServ.exe
O23 - Service: Symantec Network Drivers Service (SNDSrvc) - Symantec Corporation - D:\Programmi\File comuni\Symantec Shared\SNDSrvc.exe
O23 - Service: Symantec SPBBCSvc (SPBBCSvc) - Symantec Corporation - D:\Programmi\File comuni\Symantec Shared\SPBBC\SPBBCSvc.exe
O23 - Service: Symantec Core LC - Symantec Corporation - D:\Programmi\File comuni\Symantec Shared\CCPD-LC\symlcsvc.exe