Salve, ho il Windows Xp che da qualche giorno si blocca. Provo a postare il Log di Hijack per vedere se ci sono problemi.

Grazie!

Logfile of Trend Micro HijackThis v2.0.2
Scan saved at 19.38.14, on 05/10/2009
Platform: Windows XP SP3 (WinNT 5.01.2600)
MSIE: Internet Explorer v8.00 (8.00.6001.18702)
Boot mode: Normal

Running processes:
C:\WINDOWS\System32\smss.exe
C:\WINDOWS\SYSTEM32\winlogon.exe
C:\WINDOWS\system32\services.exe
C:\WINDOWS\system32\lsass.exe
C:\WINDOWS\system32\Ati2evxx.exe
C:\WINDOWS\system32\svchost.exe
C:\WINDOWS\System32\svchost.exe
C:\WINDOWS\system32\ZoneLabs\vsmon.exe
C:\WINDOWS\SYSTEM32\Ati2evxx.exe
C:\WINDOWS\Explorer.EXE
C:\WINDOWS\system32\spoolsv.exe
C:\Programmi\File comuni\Apple\Mobile Device Support\bin\AppleMobileDeviceService.exe
C:\Programmi\Java\jre6\bin\jqs.exe
C:\Programmi\File comuni\Microsoft Shared\VS7DEBUG\MDM.EXE
C:\Programmi\CDBurnerXP\NMSAccessU.exe
C:\WINDOWS\system32\svchost.exe
C:\WINDOWS\system32\wbem\wmiapsrv.exe
C:\Programmi\ATI Technologies\ATI Control Panel\atiptaxx.exe
C:\WINDOWS\system32\RunDll32.exe
C:\Programmi\iTunes\iTunesHelper.exe
C:\Programmi\Zone Labs\ZoneAlarm\zlclient.exe
C:\WINDOWS\system32\ctfmon.exe
C:\Programmi\Nokia\Nokia PC Suite 7\PCSuite.exe
C:\Programmi\Google\GoogleToolbarNotifier\GoogleToolbarNotifier.exe
C:\Programmi\802.11 Wireless LAN\802.11g USB 2.0 WLAN Dongle\WlanCU.exe
C:\Programmi\iPod\bin\iPodService.exe
C:\Programmi\PC Connectivity Solution\ServiceLayer.exe
C:\Programmi\PC Connectivity Solution\Transports\NclUSBSrv.exe
C:\Programmi\PC Connectivity Solution\Transports\NclRSSrv.exe
C:\Documents and Settings\Danzi\Impostazioni locali\Dati

applicazioni\Google\Chrome\Application\chrome.exe
C:\Documents and Settings\Danzi\Impostazioni locali\Dati

applicazioni\Google\Chrome\Application\chrome.exe
C:\Documents and Settings\Danzi\Impostazioni locali\Dati

applicazioni\Google\Chrome\Application\chrome.exe
C:\Documents and Settings\Danzi\Impostazioni locali\Dati

applicazioni\Google\Chrome\Application\chrome.exe
C:\Documents and Settings\Danzi\Impostazioni locali\Dati

applicazioni\Google\Chrome\Application\chrome.exe
C:\Documents and Settings\Danzi\Impostazioni locali\Dati

applicazioni\Google\Chrome\Application\chrome.exe
C:\Documents and Settings\Danzi\Desktop\Programmi utili\HJ\HijackThis.exe

R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Start Page = http://www.google.it/
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Default_Page_URL =

http://go.microsoft.com/fwlink/?LinkId=69157
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Default_Search_URL =

http://go.microsoft.com/fwlink/?LinkId=54896
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Search Page =

http://go.microsoft.com/fwlink/?LinkId=54896
R0 - HKLM\Software\Microsoft\Internet Explorer\Main,Start Page =

http://go.microsoft.com/fwlink/?LinkId=69157
R0 - HKCU\Software\Microsoft\Internet Explorer\Toolbar,LinksFolderName = Collegamenti
O2 - BHO: (no name) - {02478D38-C3F9-4efb-9B51-7695ECA05670} - (no file)
O2 - BHO: AcroIEHlprObj Class - {06849E9F-C8D7-4D59-B87D-784B7D6BE0B3} - C:\Acrobat

7.0\ActiveX\AcroIEHelper.dll
O2 - BHO: (no name) - {5C255C8A-E604-49b4-9D64-90988571CECB} - (no file)
O2 - BHO: Java(tm) Plug-In SSV Helper - {761497BB-D6F0-462C-B6EB-D4DAF1D92D43} -

C:\Programmi\Java\jre6\bin\ssv.dll
O2 - BHO: Guida per l'accesso a Windows Live - {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\Google Toolbar\GoogleToolbar_32.dll
O2 - BHO: Google Toolbar Notifier BHO - {AF69DE43-7D58-4638-B6FA-CE66B5AD205D} -

C:\Programmi\Google\GoogleToolbarNotifier\5.2.4204.1700\swg.dll
O2 - BHO: Google Dictionary Compression sdch - {C84D72FE-E17D-4195-BB24-76C02E2E7C4E} -

C:\Programmi\Google\Google Toolbar\Component\fastsearch_B7C5AC242193BB3E.dll
O2 - BHO: Java(tm) Plug-In 2 SSV Helper - {DBC80044-A445-435b-BC74-9C25C1C588A9} -

C:\Programmi\Java\jre6\bin\jp2ssv.dll
O2 - BHO: JQSIEStartDetectorImpl - {E7E6F031-17CE-4C07-BC86-EABFE594F69C} -

C:\Programmi\Java\jre6\lib\deploy\jqs\ie\jqs_plugin.dll
O3 - Toolbar: Google Toolbar - {2318C2B1-4965-11d4-9B18-009027A5CD4F} -

C:\Programmi\Google\Google Toolbar\GoogleToolbar_32.dll
O4 - HKLM\..\Run: [ATIPTA] "C:\Programmi\ATI Technologies\ATI Control Panel\atiptaxx.exe"
O4 - HKLM\..\Run: [Collegamento alla pagina delle proprietà di High Definition Audio]

HDAShCut.exe
O4 - HKLM\..\Run: [Cmaudio] RunDll32 cmicnfg.cpl,CMICtrlWnd
O4 - HKLM\..\Run: [ASUS Probe] C:\ASUS\Asus Probe\AsusProb.exe
O4 - HKLM\..\Run: [iTunesHelper] "C:\Programmi\iTunes\iTunesHelper.exe"
O4 - HKLM\..\Run: [ZoneAlarm Client] "C:\Programmi\Zone Labs\ZoneAlarm\zlclient.exe"
O4 - HKLM\..\Run: [QuickTime Task] "C:\QuickTime\qttask.exe" -atboottime
O4 - HKCU\..\Run: [CTFMON.EXE] C:\WINDOWS\system32\ctfmon.exe
O4 - HKCU\..\Run: [PC Suite Tray] "C:\Programmi\Nokia\Nokia PC Suite 7\PCSuite.exe"

-onlytray
O4 - HKCU\..\Run: [swg]

"C:\Programmi\Google\GoogleToolbarNotifier\GoogleToolbarNotifier.exe"
O4 - HKUS\S-1-5-19\..\Run: [CTFMON.EXE] C:\WINDOWS\system32\CTFMON.EXE (User 'SERVIZIO

LOCALE')
O4 - HKUS\S-1-5-19\..\Run: [dohepawose] Rundll32.exe "C:\WINDOWS\system32\zegofuho.dll",s

(User 'SERVIZIO LOCALE')
O4 - HKUS\S-1-5-20\..\Run: [CTFMON.EXE] C:\WINDOWS\system32\CTFMON.EXE (User 'SERVIZIO DI

RETE')
O4 - HKUS\S-1-5-18\..\Run: [CTFMON.EXE] C:\WINDOWS\system32\CTFMON.EXE (User 'SYSTEM')
O4 - HKUS\.DEFAULT\..\Run: [CTFMON.EXE] C:\WINDOWS\system32\CTFMON.EXE (User 'Default user')
O4 - Global Startup: AutorunsDisabled
O4 - Global Startup: Communicator Live.lnk = C:\Programmi\Communicator

Live\communicator_live.exe
O4 - Global Startup: Wireless Configuration Utility HW.14.lnk = C:\Programmi\802.11 Wireless

LAN\802.11g USB 2.0 WLAN Dongle\WlanCU.exe
O8 - Extra context menu item: E&sporta in Microsoft Excel -

res://C:\MICROS~1\OFFICE11\EXCEL.EXE/3000
O9 - Extra button: (no name) - AutorunsDisabled - (no file)
O16 - DPF: CabBuilder - http://kiw.imgag.com/imgag/kiw/toolbar/download/InstallerControl.cab
O16 - DPF: {4E7BD74F-2B8D-469E-92EA-EC65A294AE31} -

http://toolbar.altavista.com/static/toolbar/altavista.cab?r=1219760596
O16 - DPF: {7FC1B346-83E6-4774-8D20-1A6B09B0E737} (Windows Live Photo Upload Control) -

http://fabio82clark.spaces.live.com/PhotoUpload/MsnPUpld.cab
O16 - DPF: {E2883E8F-472F-4FB0-9522-AC9BF37916A7} -

http://platformdl.adobe.com/NOS/getPlusPlus/1.6/gp.cab
O17 - HKLM\System\CCS\Services\Tcpip\..\{155E5923-8BBD-4C99-9615-AA6DF0549702}: NameServer =

85.37.17.11 85.38.28.69
O17 - HKLM\System\CS1\Services\Tcpip\..\{155E5923-8BBD-4C99-9615-AA6DF0549702}: NameServer =

85.37.17.11 85.38.28.69
O20 - Winlogon Notify: nnnlJAts - C:\WINDOWS\
O23 - Service: Apple Mobile Device - Apple Inc. - C:\Programmi\File comuni\Apple\Mobile

Device Support\bin\AppleMobileDeviceService.exe
O23 - Service: Ati HotKey Poller - ATI Technologies Inc. - C:\WINDOWS\system32\Ati2evxx.exe
O23 - Service: ATI Smart - Unknown owner - C:\WINDOWS\system32\ati2sgag.exe
O23 - Service: Google Software Updater (gusvc) - Google - C:\Programmi\Google\Common\Google

Updater\GoogleUpdaterService.exe
O23 - Service: InstallDriver Table Manager (IDriverT) - Macrovision Corporation -

C:\Programmi\File comuni\InstallShield\Driver\1150\Intel 32\IDriverT.exe
O23 - Service: Servizio iPod (iPod Service) - Apple Inc. -

C:\Programmi\iPod\bin\iPodService.exe
O23 - Service: Java Quick Starter (JavaQuickStarterService) - Sun Microsystems, Inc. -

C:\Programmi\Java\jre6\bin\jqs.exe
O23 - Service: NMSAccessU - Unknown owner - C:\Programmi\CDBurnerXP\NMSAccessU.exe
O23 - Service: ServiceLayer - Nokia. - C:\Programmi\PC Connectivity

Solution\ServiceLayer.exe
O23 - Service: TrueVector Internet Monitor (vsmon) - Check Point Software Technologies LTD -

C:\WINDOWS\system32\ZoneLabs\vsmon.exe

--
End of file - 7874 bytes

Dai una pulita (registro compreso)con CCleaner http://www.aiutaamici.com/software?ID=11223
Nella schermata iniziale di CCleaner, clicca su Opzioni e poi Avanzate, togli il segno di spunta a: Cancella i file in Windows Temp solo se più vecchi di 48 ore. (poi esegui le pulizie)

Scarica ed installa MalwareBytes:
clicca qui per il download : http://www.aiutamici.com/software?id=80346
Prima di fare la scansione AGGIORNALO. (è molto importante)
Esegui una scansione completa del sistema.
Posta il log.