Avevo già fatto uno scandisk completo. La mia ram e di circa 870 mega. il paging è di 1181 mega e l'ultima volta, seguendo quanto da te scritto l'ho messo gestito dal sistema. Grazie per l'aiuto.

My controlli il log?
Grazie

Logfile of Trend Micro HijackThis v2.0.0 (BETA)
Scan saved at 23.24.48, on 03/07/2008
Platform: Windows XP SP2 (WinNT 5.01.2600)
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\svchost.exe
C:\WINDOWS\System32\svchost.exe
C:\WINDOWS\system32\svchost.exe
C:\Programmi\Alwil Software\Avast4\aswUpdSv.exe
C:\Programmi\Alwil Software\Avast4\ashServ.exe
C:\WINDOWS\system32\LEXBCES.EXE
C:\WINDOWS\system32\spoolsv.exe
C:\Programmi\Grisoft\AVG Anti-Spyware 7.5\guard.exe
C:\PROGRA~1\Grisoft\AVG7\avgamsvr.exe
C:\PROGRA~1\Grisoft\AVG7\avgupsvc.exe
C:\PROGRA~1\Grisoft\AVG7\avgemc.exe
C:\WINDOWS\system32\CTsvcCDA.exe
C:\Programmi\CDBurnerXP\NMSAccessU.exe
C:\PROGRA~1\SPYWAR~2\sp_rsser.exe
C:\WINDOWS\System32\svchost.exe
C:\WINDOWS\system32\fxssvc.exe
C:\Programmi\Alwil Software\Avast4\ashMaiSv.exe
C:\Programmi\Alwil Software\Avast4\ashWebSv.exe
C:\WINDOWS\Explorer.EXE
C:\Programmi\Unlocker\UnlockerAssistant.exe
C:\Programmi\Labtec\Labtec Mouse Software\2.0\MOUSE32A.EXE
C:\WINDOWS\system32\rundll32.exe
C:\PROGRA~1\SPYWAR~2\SpywareTerminatorShield.exe
C:\PROGRA~1\ALWILS~1\Avast4\ashDisp.exe
C:\WINDOWS\system32\ctfmon.exe
C:\Programmi\Digisoft AntiDialer\AntiDialer.exe
C:\Programmi\OpenOffice.org 2.4\program\soffice.exe
C:\Programmi\OpenOffice.org 2.4\program\soffice.BIN
C:\Documents and Settings\Vittorio\Desktop\strumenti\programmi\HiJackThis_v2\HiJackThis_v2.exe

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,SearchAssistant = http://www.crawler.com/search/ie.aspx?tb_id=60327
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,CustomizeSearch = http://dnl.crawler.com/support/sa_customize.aspx?TbId=60327
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 - HKLM\Software\Microsoft\Internet Explorer\Search,SearchAssistant = http://www.crawler.com/search/ie.aspx?tb_id=60327
R0 - HKLM\Software\Microsoft\Internet Explorer\Search,CustomizeSearch = http://dnl.crawler.com/support/sa_customize.aspx?TbId=60327
R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Local Page =
R0 - HKLM\Software\Microsoft\Internet Explorer\Main,Local Page =
R1 - HKCU\Software\Microsoft\Internet Connection Wizard,ShellNext = "C:\Programmi\Outlook Express\msimn.exe"
R0 - HKCU\Software\Microsoft\Internet Explorer\Toolbar,LinksFolderName = Collegamenti
O2 - BHO: (no name) - {1CB20BF0-BBAE-40A7-93F4-6435FF3D0411} - C:\Programmi\Crawler\Toolbar\ctbr.dll
O2 - BHO: flashget urlcatch - {2F364306-AA45-47B5-9F9D-39A8B94E7EF7} - C:\Programmi\FlashGet\jccatch.dll
O2 - BHO: Windows Live OneCare Family Safety Browser Helper - {4f3ed5cd-0726-42a9-87f5-d13f3d2976ac} - C:\Programmi\Windows Live\Family Safety\fssbho.dll
O2 - BHO: SSVHelper Class - {761497BB-D6F0-462C-B6EB-D4DAF1D92D43} - C:\Programmi\Java\jre1.6.0_05\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: Windows Live Toolbar Helper - {BDBD1DAD-C946-4A17-ADC1-64B5B4FF55D0} - C:\Programmi\Windows Live Toolbar\msntb.dll
O2 - BHO: FlashGet GetFlash Class - {F156768E-81EF-470C-9057-481BA8380DBA} - C:\Programmi\FlashGet\getflash.dll
O3 - Toolbar: Toolbar &Crawler - {4B3803EA-5230-4DC3-A7FC-33638F3D3542} - C:\Programmi\Crawler\Toolbar\ctbr.dll
O3 - Toolbar: Windows Live Toolbar - {BDAD1DAD-C946-4A17-ADC1-64B5B4FF55D0} - C:\Programmi\Windows Live Toolbar\msntb.dll
O4 - HKLM\..\Run: [UnlockerAssistant] "C:\Programmi\Unlocker\UnlockerAssistant.exe"
O4 - HKLM\..\Run: [LWBMOUSE] C:\Programmi\Labtec\Labtec Mouse Software\2.0\MOUSE32A.EXE
O4 - HKLM\..\Run: [AdslTaskBar] rundll32.exe stmctrl.dll,TaskBar
O4 - HKLM\..\Run: [SpywareTerminator] "C:\PROGRA~1\SPYWAR~2\SpywareTerminatorShield.exe"
O4 - HKLM\..\Run: [avast!] C:\PROGRA~1\ALWILS~1\Avast4\ashDisp.exe
O4 - HKCU\..\Run: [ctfmon.exe] C:\WINDOWS\system32\ctfmon.exe
O4 - HKUS\S-1-5-21-796845957-1592454029-839522115-1005\..\Run: [IncrediMail] C:\Programmi\IncrediMail\bin\IncMail.exe /c (User 'Orietta')
O4 - HKUS\S-1-5-21-796845957-1592454029-839522115-1005\..\Run: [msnmsgr] "C:\Programmi\Windows Live\Messenger\msnmsgr.exe" /background (User 'Orietta')
O4 - HKUS\S-1-5-21-796845957-1592454029-839522115-1005\..\Run: [ctfmon.exe] C:\WINDOWS\system32\ctfmon.exe (User 'Orietta')
O4 - S-1-5-21-796845957-1592454029-839522115-1005 Startup: Lotus QuickStart.lnk = C:\lotus\wordpro\ltsstart.exe (User 'Orietta')
O4 - S-1-5-21-796845957-1592454029-839522115-1005 Startup: Lotus SmartCenter.lnk = C:\lotus\smartctr\smartctr.exe (User 'Orietta')
O4 - S-1-5-21-796845957-1592454029-839522115-1005 Startup: Lotus SuiteStart.lnk = C:\lotus\smartctr\suitest.exe (User 'Orietta')
O4 - S-1-5-21-796845957-1592454029-839522115-1005 Startup: OpenOffice.org 2.2.lnk.disabled (User 'Orietta')
O4 - S-1-5-21-796845957-1592454029-839522115-1005 Startup: OpenOffice.org 2.3.lnk.disabled (User 'Orietta')
O4 - S-1-5-21-796845957-1592454029-839522115-1005 Startup: OpenOffice.org 2.4.lnk.disabled (User 'Orietta')
O4 - S-1-5-21-796845957-1592454029-839522115-1005 User Startup: Lotus QuickStart.lnk = C:\lotus\wordpro\ltsstart.exe (User 'Orietta')
O4 - S-1-5-21-796845957-1592454029-839522115-1005 User Startup: Lotus SmartCenter.lnk = C:\lotus\smartctr\smartctr.exe (User 'Orietta')
O4 - S-1-5-21-796845957-1592454029-839522115-1005 User Startup: Lotus SuiteStart.lnk = C:\lotus\smartctr\suitest.exe (User 'Orietta')
O4 - S-1-5-21-796845957-1592454029-839522115-1005 User Startup: OpenOffice.org 2.2.lnk.disabled (User 'Orietta')
O4 - S-1-5-21-796845957-1592454029-839522115-1005 User Startup: OpenOffice.org 2.3.lnk.disabled (User 'Orietta')
O4 - S-1-5-21-796845957-1592454029-839522115-1005 User Startup: OpenOffice.org 2.4.lnk.disabled (User 'Orietta')
O4 - Startup: OpenOffice.org 2.4.lnk = C:\Programmi\OpenOffice.org 2.4\program\quickstart.exe
O4 - Global Startup: Digisoft AntiDialer.lnk
O8 - Extra context menu item: &Scarica con FlashGet - C:\Programmi\FlashGet\jc_link.htm
O8 - Extra context menu item: &Scarica tutto con FlashGet - C:\Programmi\FlashGet\jc_all.htm
O8 - Extra context menu item: &Windows Live Search - res://C:\Programmi\Windows Live Toolbar\msntb.dll/search.htm
O8 - Extra context menu item: Add to Windows &Live Favorites - http://favorites.live.com/quickadd.aspx
O8 - Extra context menu item: Crawler Search - tbr:iemenu
O9 - Extra button: (no name) - {08B0E5C0-4FCB-11CF-AAA5-00401C608501} - C:\Programmi\Java\jre1.6.0_05\bin\ssv.dll
O9 - Extra 'Tools' menuitem: Sun Java Console - {08B0E5C0-4FCB-11CF-AAA5-00401C608501} - C:\Programmi\Java\jre1.6.0_05\bin\ssv.dll
O9 - Extra button: Inserisci blog - {219C3416-8CB2-491a-A3C7-D9FCDDC9D600} - C:\Programmi\Windows Live\Writer\WriterBrowserExtension.dll
O9 - Extra 'Tools' menuitem: Inserisci &blog in Windows Live Writer - {219C3416-8CB2-491a-A3C7-D9FCDDC9D600} - C:\Programmi\Windows Live\Writer\WriterBrowserExtension.dll
O9 - Extra button: FlashGet - {D6E814A0-E0C5-11d4-8D29-0050BA6940E3} - C:\Programmi\FlashGet\FlashGet.exe
O9 - Extra 'Tools' menuitem: FlashGet - {D6E814A0-E0C5-11d4-8D29-0050BA6940E3} - C:\Programmi\FlashGet\FlashGet.exe
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: {C3F79A2B-B9B4-4A66-B012-3EE46475B072} (MessengerStatsClient Class) - http://messenger.zone.msn.com/binary/MessengerStatsPAClient.cab56907.cab
O16 - DPF: {D27CDB6E-AE6D-11CF-96B8-444553540000} (Shockwave Flash Object) - http://fpdownload2.macromedia.com/get/shockwave/cabs/flash/swflash.cab
O17 - HKLM\System\CCS\Services\Tcpip\..\{8092E65E-193D-43BD-9FAD-D20127958494}: NameServer = 193.70.152.15 193.70.152.25
O18 - Protocol: tbr - {4D25FB7A-8902-4291-960E-9ADA051CFBBF} - C:\Programmi\Crawler\Toolbar\ctbr.dll
O22 - SharedTaskScheduler: Precaricatore Browseui - {438755C2-A8BA-11D1-B96B-00A0C90312E1} - C:\WINDOWS\System32\browseui.dll
O22 - SharedTaskScheduler: Daemon di cache delle categorie di componenti - {8C7461EF-2B13-11d2-BE35-3078302C2030} - C:\WINDOWS\System32\browseui.dll
O23 - Service: avast! iAVS4 Control Service (aswUpdSv) - ALWIL Software - C:\Programmi\Alwil Software\Avast4\aswUpdSv.exe
O23 - Service: avast! Antivirus - ALWIL Software - C:\Programmi\Alwil Software\Avast4\ashServ.exe
O23 - Service: avast! Mail Scanner - ALWIL Software - C:\Programmi\Alwil Software\Avast4\ashMaiSv.exe
O23 - Service: avast! Web Scanner - ALWIL Software - C:\Programmi\Alwil Software\Avast4\ashWebSv.exe
O23 - Service: AVG Anti-Spyware Guard - GRISOFT s.r.o. - C:\Programmi\Grisoft\AVG Anti-Spyware 7.5\guard.exe
O23 - Service: AVG7 Alert Manager Server (Avg7Alrt) - GRISOFT, s.r.o. - C:\PROGRA~1\Grisoft\AVG7\avgamsvr.exe
O23 - Service: AVG7 Update Service (Avg7UpdSvc) - GRISOFT, s.r.o. - C:\PROGRA~1\Grisoft\AVG7\avgupsvc.exe
O23 - Service: AVG E-mail Scanner (AVGEMS) - GRISOFT, s.r.o. - C:\PROGRA~1\Grisoft\AVG7\avgemc.exe
O23 - Service: Creative Service for CDROM Access - Creative Technology Ltd - C:\WINDOWS\system32\CTsvcCDA.exe
O23 - Service: LexBce Server (LexBceS) - Lexmark International, Inc. - C:\WINDOWS\system32\LEXBCES.EXE
O23 - Service: NMSAccessU - Unknown owner - C:\Programmi\CDBurnerXP\NMSAccessU.exe
O23 - Service: Spyware Terminator Realtime Shield Service (sp_rssrv) - Crawler.com - C:\PROGRA~1\SPYWAR~2\sp_rsser.exe

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End of file - 10028 bytes

grazie ci provo