ho fatto ciò che mi hai detto e mi sembra che sia rimasto ancora qualcosa.
La scansione con MRT, dopo tante ore, ha dato questo risultato
Trojan: Win32/sefnit.AE rimosso parzialmente
il log creato con HJT è questo
Logfile of Trend Micro HijackThis v2.0.4
Scan saved at 2.00.01, on 22/01/12
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\Ati2evxx.exe
C:\WINDOWS\system32\spoolsv.exe
C:\WINDOWS\Explorer.EXE
C:\WINDOWS\system32\agrsmsvc.exe
C:\Programmi\File comuni\Apple\Mobile Device Support\AppleMobileDeviceService.exe
C:\WINDOWS\RTHDCPL.EXE
C:\Programmi\ATI Technologies\ATI.ACE\Core-Static\MOM.exe
C:\Programmi\Synaptics\SynTP\SynTPEnh.exe
C:\Programmi\File comuni\Java\Java Update\jusched.exe
C:\WINDOWS\system32\ctfmon.exe
C:\Programmi\DAEMON Tools Lite\DTLite.exe
C:\Programmi\Quick Heal\Quick Heal AntiVirus Pro\onlinent.exe
C:\Programmi\Quick Heal\Quick Heal AntiVirus Pro\SCANMSG.EXE
C:\Programmi\Quick Heal\Quick Heal AntiVirus Pro\UPSCHD.EXE
C:\Documents and Settings\Utente\Dati applicazioni\Dropbox\bin\Dropbox.exe
C:\Programmi\Bonjour\mDNSResponder.exe
C:\Programmi\Quick Heal\Quick Heal AntiVirus Pro\EMLPROXY.EXE
C:\Programmi\Quick Heal\Quick Heal AntiVirus Pro\SAPISSVC.EXE
C:\Programmi\Java\jre6\bin\jqs.exe
C:\Programmi\Pinnacle\MediaServer\Microsoft SQL Server\MSSQL$PINNACLESYS\Binn\sqlservr.exe
C:\Programmi\Quick Heal\Quick Heal AntiVirus Pro\opssvc.exe
C:\WINDOWS\system32\HPZipm12.exe
C:\Programmi\ATI Technologies\ATI.ACE\Core-Static\ccc.exe
C:\Programmi\Quick Heal\Quick Heal AntiVirus Pro\quhlpsvc.exe
C:\Programmi\Quick Heal\Quick Heal AntiVirus Pro\SCANWSCS.EXE
C:\Programmi\Alcohol Soft\Alcohol 120\StarWind\StarWindService.exe
C:\WINDOWS\system32\svchost.exe
C:\Programmi\Pinnacle\Shared Files\Programs\MediaServer\PMSHost.exe
C:\WINDOWS\system32\wbem\wmiapsrv.exe
C:\Documents and Settings\All Users\Documenti\AppData\PoApp\PService.exe
C:\WINDOWS\System32\svchost.exe
C:\Programmi\Trend Micro\HiJackThis\HiJackThis.exe
C:\Programmi\Internet Explorer\iexplore.exe
C:\Programmi\Internet Explorer\iexplore.exe
C:\Programmi\File comuni\Adobe\OOBE\PDApp\UWA\AAM Updates Notifier.exe
R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Search Page =
http://go.microsoft.com/fwlink/?LinkId=54896R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Start Page =
http://www.libero.it/R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Default_Page_URL =
http://go.microsoft.com/fwlink/?LinkId=69157R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Default_Search_URL =
http://go.microsoft.com/fwlink/?LinkId=54896R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Search Page =
http://go.microsoft.com/fwlink/?LinkId=54896R0 - HKLM\Software\Microsoft\Internet Explorer\Search,SearchAssistant =
R0 - HKLM\Software\Microsoft\Internet Explorer\Search,CustomizeSearch =
R1 - HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings,ProxyOverride = *.local
R0 - HKCU\Software\Microsoft\Internet Explorer\Toolbar,LinksFolderName = Collegamenti
O2 - BHO: Supporto di collegamento per Adobe PDF Reader - {06849E9F-C8D7-4D59-B87D-784B7D6BE0B3} - C:\Programmi\File comuni\Adobe\Acrobat\ActiveX\AcroIEHelper.dll
O2 - BHO: AcroIEHelperStub - {18DF081C-E8AD-4283-A596-FA578C2EBDC3} - C:\Programmi\File comuni\Adobe\Acrobat\ActiveX\AcroIEHelperShim.dll
O2 - BHO: Groove GFS Browser Helper - {72853161-30C5-4D22-B7F9-0BBC1D38A37E} - C:\PROGRA~1\MICROS~2\Office14\GROOVEEX.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: Adobe PDF Conversion Toolbar Helper - {AE7CD045-E861-484f-8273-0445EE161910} - C:\Programmi\Adobe\Acrobat 7.0\Acrobat\AcroIEFavClient.dll
O2 - BHO: URLRedirectionBHO - {B4F3A835-0E21-4959-BA22-42B3008E02FF} - C:\PROGRA~1\MICROS~2\Office14\URLREDIR.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: Adobe PDF - {47833539-D0C5-4125-9FA8-0819E2EAAC93} - C:\Programmi\Adobe\Acrobat 7.0\Acrobat\AcroIEFavClient.dll
O4 - HKLM\..\Run: [RTHDCPL] RTHDCPL.EXE
O4 - HKLM\..\Run: [Alcmtr] ALCMTR.EXE
O4 - HKLM\..\Run: [StartCCC] "C:\Programmi\ATI Technologies\ATI.ACE\Core-Static\CLIStart.exe"
O4 - HKLM\..\Run: [SynTPEnh] C:\Programmi\Synaptics\SynTP\SynTPEnh.exe
O4 - HKLM\..\Run: [SunJavaUpdateSched] "C:\Programmi\File comuni\Java\Java Update\jusched.exe"
O4 - HKLM\..\Run: [Quick Heal Core UI] "C:\Programmi\Quick Heal\Quick Heal AntiVirus Pro\strtupap.exe"
O4 - HKLM\..\Run: [QuickTime Task] "C:\Programmi\QuickTime\qttask.exe" -atboottime
O4 - HKLM\..\Run: [PosService] C:\Documents and Settings\All Users\Documenti\AppData\PoApp\PLauncher.exe
O4 - HKLM\..\Run: [MSConfig] C:\WINDOWS\PCHealth\HelpCtr\Binaries\MSConfig.exe /auto
O4 - HKCU\..\Run: [CTFMON.EXE] C:\WINDOWS\system32\ctfmon.exe
O4 - HKCU\..\Run: [DAEMON Tools Lite] "C:\Programmi\DAEMON Tools Lite\DTLite.exe" -autorun
O4 - HKUS\S-1-5-19\..\Run: [CTFMON.EXE] C:\WINDOWS\system32\CTFMON.EXE (User 'SERVIZIO LOCALE')
O4 - HKUS\S-1-5-19\..\RunOnce: [_nltide_2] regsvr32 /s /n /i:U shell32 (User 'SERVIZIO LOCALE')
O4 - HKUS\S-1-5-20\..\Run: [CTFMON.EXE] C:\WINDOWS\system32\CTFMON.EXE (User 'SERVIZIO DI RETE')
O4 - HKUS\S-1-5-20\..\RunOnce: [_nltide_2] regsvr32 /s /n /i:U shell32 (User 'SERVIZIO DI RETE')
O4 - HKUS\S-1-5-18\..\Run: [CTFMON.EXE] C:\WINDOWS\system32\CTFMON.EXE (User 'SYSTEM')
O4 - HKUS\S-1-5-18\..\RunOnce: [_nltide_2] regsvr32 /s /n /i:U shell32 (User 'SYSTEM')
O4 - HKUS\.DEFAULT\..\Run: [CTFMON.EXE] C:\WINDOWS\system32\CTFMON.EXE (User 'Default user')
O4 - HKUS\.DEFAULT\..\RunOnce: [_nltide_2] regsvr32 /s /n /i:U shell32 (User 'Default user')
O4 - Startup: Dropbox.lnk = C:\Documents and Settings\Utente\Dati applicazioni\Dropbox\bin\Dropbox.exe
O8 - Extra context menu item: Apri con ScanSoft PDF Converter 4.1 - res://C:\Programmi\ScanSoft\PDF Professional 4.0\cnvres_ita.dll /100
O8 - Extra context menu item: Converti destinazione link in Adobe PDF - res://C:\Programmi\Adobe\Acrobat 7.0\Acrobat\AcroIEFavClient.dll/AcroIECapture.html
O8 - Extra context menu item: Converti destinazione link in PDF esistente - res://C:\Programmi\Adobe\Acrobat 7.0\Acrobat\AcroIEFavClient.dll/AcroIEAppend.html
O8 - Extra context menu item: Converti in Adobe PDF - res://C:\Programmi\Adobe\Acrobat 7.0\Acrobat\AcroIEFavClient.dll/AcroIECapture.html
O8 - Extra context menu item: Converti in PDF esistente - res://C:\Programmi\Adobe\Acrobat 7.0\Acrobat\AcroIEFavClient.dll/AcroIEAppend.html
O8 - Extra context menu item: Converti link selezionati in Adobe PDF - res://C:\Programmi\Adobe\Acrobat 7.0\Acrobat\AcroIEFavClient.dll/AcroIECaptureSelLinks.html
O8 - Extra context menu item: Converti link selezionati in PDF esistente - res://C:\Programmi\Adobe\Acrobat 7.0\Acrobat\AcroIEFavClient.dll/AcroIEAppendSelLinks.html
O8 - Extra context menu item: Converti selezione a PDF esistente - res://C:\Programmi\Adobe\Acrobat 7.0\Acrobat\AcroIEFavClient.dll/AcroIEAppend.html
O8 - Extra context menu item: Converti selezione in Adobe PDF - res://C:\Programmi\Adobe\Acrobat 7.0\Acrobat\AcroIEFavClient.dll/AcroIECapture.html
O9 - Extra button: Invia a OneNote - {2670000A-7350-4f3c-8081-5663EE0C6C49} - C:\Programmi\Microsoft Office\Office14\ONBttnIE.dll
O9 - Extra 'Tools' menuitem: I&nvia a OneNote - {2670000A-7350-4f3c-8081-5663EE0C6C49} - C:\Programmi\Microsoft Office\Office14\ONBttnIE.dll
O9 - Extra button: &Note collegate di OneNote - {789FE86F-6FC4-46A1-9849-EDE0DB0C95CA} - C:\Programmi\Microsoft Office\Office14\ONBttnIELinkedNotes.dll
O9 - Extra 'Tools' menuitem: &Note collegate di OneNote - {789FE86F-6FC4-46A1-9849-EDE0DB0C95CA} - C:\Programmi\Microsoft Office\Office14\ONBttnIELinkedNotes.dll
O9 - Extra button: (no name) - {e2e2dd38-d088-4134-82b7-f2ba38496583} - C:\WINDOWS\Network Diagnostic\xpnetdiag.exe
O9 - Extra 'Tools' menuitem: @xpsp3res.dll,-20001 - {e2e2dd38-d088-4134-82b7-f2ba38496583} - C:\WINDOWS\Network Diagnostic\xpnetdiag.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: {5D6F45B3-9043-443D-A792-115447494D24} (UnoCtrl Class) -
http://messenger.zone.msn.com/MessengerGamesContent/GameContent/it/uno1/GAME_UNO1.cabO16 - DPF: {C3F79A2B-B9B4-4A66-B012-3EE46475B072} (MessengerStatsClient Class) -
http://messenger.zone.msn.com/binary/MessengerStatsPAClient.cab56907.cabO16 - DPF: {E2883E8F-472F-4FB0-9522-AC9BF37916A7} -
http://platformdl.adobe.com/NOS/getPlusPlus/1.6/gp.cabO18 - Filter hijack: text/xml - {807573E5-5146-11D5-A672-00B0D022E945} - C:\Programmi\File comuni\Microsoft Shared\OFFICE14\MSOXMLMF.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: Adobe LM Service - Adobe Systems - C:\Programmi\File comuni\Adobe Systems Shared\Service\Adobelmsvc.exe
O23 - Service: Agere Modem Call Progress Audio (AgereModemAudio) - Agere Systems - C:\WINDOWS\system32\agrsmsvc.exe
O23 - Service: Apple Mobile Device - Apple Inc. - C:\Programmi\File comuni\Apple\Mobile Device Support\AppleMobileDeviceService.exe
O23 - Service: Ati HotKey Poller - ATI Technologies Inc. - C:\WINDOWS\system32\Ati2evxx.exe
O23 - Service: Servizio Bonjour (Bonjour Service) - Apple Inc. - C:\Programmi\Bonjour\mDNSResponder.exe
O23 - Service: Core Mail Protection - Quick Heal Technologies (P) Ltd. - C:\Programmi\Quick Heal\Quick Heal AntiVirus Pro\EMLPROXY.EXE
O23 - Service: Core Scanning Server - Quick Heal Technologies (P) Ltd. - C:\Programmi\Quick Heal\Quick Heal AntiVirus Pro\SAPISSVC.EXE
O23 - Service: Core Scanning ServerEx - Quick Heal Technologies (P) Ltd. - C:\Programmi\Quick Heal\Quick Heal AntiVirus Pro\SAPISSVC.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: NBService - Nero AG - C:\Programmi\Nero\Nero 7\Nero BackItUp\NBService.exe
O23 - Service: Online Protection System - Quick Heal Technologies (P) Ltd. - C:\Programmi\Quick Heal\Quick Heal AntiVirus Pro\opssvc.exe
O23 - Service: Pinnacle Systems Media Service (PinnacleSys.MediaServer) - Pinnacle Systems - C:\Programmi\Pinnacle\Shared Files\Programs\MediaServer\PMSHost.exe
O23 - Service: Pml Driver HPZ12 - HP - C:\WINDOWS\system32\HPZipm12.exe
O23 - Service: Quick Update Service - Quick Heal Technologies (P) Ltd. - C:\Programmi\Quick Heal\Quick Heal AntiVirus Pro\quhlpsvc.exe
O23 - Service: Quick Heal AntiVirus Pro Helper Service WSC (ScanWscS) - Quick Heal Technologies (P) Ltd. - C:\Programmi\Quick Heal\Quick Heal AntiVirus Pro\SCANWSCS.EXE
O23 - Service: ServiceLayer - Nokia - C:\Programmi\PC Connectivity Solution\ServiceLayer.exe
O23 - Service: Service Updater (ServUpdater) - ServiceUpd - C:\Documents and Settings\Utente\Impostazioni locali\Dati applicazioni\ServUpdater\ServiceUpd.exe
O23 - Service: StarWind iSCSI Service (StarWindService) - Rocket Division Software - C:\Programmi\Alcohol Soft\Alcohol 120\StarWind\StarWindService.exe
O23 - Service: SwitchBoard - Adobe Systems Incorporated - C:\Programmi\File comuni\Adobe\SwitchBoard\SwitchBoard.exe
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End of file - 11926 bytes