Spettabile Alfonso,chiedo cortesemente il tuo aiuto per il seguente problema. Navigando normalmente in internet mi si aprono di frequente nella delle pagine a schermo completamente bianco di Windows explorer,inoltre il computer è molto lento nonostante ho il disco quasi vuoto.Ho fatto le varie scansioni con i tuoi programmi consigliati ma purtroppo non han trovato l' infezione.Ringrazio anticipatamente per la risposta. cordiali saluti .Giordano

Logfile of Trend Micro HijackThis v2.0.2
Scan saved at 13.44.02, on 09/11/2008
Platform: Windows XP SP3 (WinNT 5.01.2600)
MSIE: Internet Explorer v7.00 (7.00.6000.16735)
Boot mode: Normal

Running processes:
C:\WINDOWS\System32\smss.exe
C:\WINDOWS\system32\csrss.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:\Programmi\Windows Defender\MsMpEng.exe
C:\WINDOWS\System32\svchost.exe
C:\WINDOWS\System32\svchost.exe
C:\WINDOWS\System32\svchost.exe
C:\Programmi\Lavasoft\Ad-Aware\aawservice.exe
C:\Programmi\Alwil Software\Avast4\aswUpdSv.exe
C:\WINDOWS\Explorer.EXE
C:\Programmi\Alwil Software\Avast4\ashServ.exe
C:\WINDOWS\System32\sistray.EXE
C:\WINDOWS\system32\RunDll32.exe
C:\WINDOWS\AGRSMMSG.exe
C:\Programmi\Java\jre1.6.0_07\bin\jusched.exe
C:\PROGRA~1\ALWILS~1\Avast4\ashDisp.exe
C:\Programmi\Windows Defender\MSASCui.exe
C:\WINDOWS\system32\ctfmon.exe
C:\Programmi\Messenger\msmsgs.exe
C:\Programmi\Google\GoogleToolbarNotifier\GoogleToolbarNotifier.exe
C:\Programmi\Microsoft ActiveSync\WCESCOMM.EXE
C:\Programmi\UnH Solutions\IE Privacy Keeper\IEPrivacyKeeper.exe
C:\Documents and Settings\All Users\Dati applicazioni\Macrovision\FLEXnet Connect\6\ISUSPM.exe
C:\documents and settings\giordano\impostazioni locali\dati applicazioni\qbewad.exe
C:\Programmi\OpenOffice.org 2.1\program\soffice.exe
C:\Programmi\OpenOffice.org 2.1\program\soffice.BIN
C:\WINDOWS\system32\spoolsv.exe
C:\Programmi\a-squared Free\a2service.exe
C:\Programmi\Telecom Italia\WanMiniport1st\srvany.exe
C:\Programmi\Telecom Italia\WanMiniport1st\WanMiniport1st_srv.exe
C:\Programmi\Alwil Software\Avast4\ashMaiSv.exe
C:\Programmi\Alwil Software\Avast4\ashWebSv.exe
C:\WINDOWS\System32\alg.exe
C:\Programmi\a-squared Anti-Malware\2\a2service.exe
F:\PhoneConnectorVMC.exe
C:\Programmi\vodafone\vmclite\vmc.exe
C:\Programmi\Internet Explorer\iexplore.exe
C:\Programmi\Trend Micro\HijackThis\HijackThis.exe

R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Start Page = http://www.andreafavaretto.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\Main,Local Page =
R0 - HKLM\Software\Microsoft\Internet Explorer\Main,Local Page =
R0 - HKCU\Software\Microsoft\Internet Explorer\Toolbar,LinksFolderName = Collegamenti
R3 - URLSearchHook: Yahoo! Toolbar con blocco Pop-Up - {EF99BD32-C1FB-11D2-892F-0090271D4F88} - (no file)
O2 - BHO: Spybot-S&D IE Protection - {53707962-6F74-2D53-2644-206D7942484F} - C:\PROGRA~1\SPYBOT~1\SDHelper.dll
O2 - BHO: SSVHelper Class - {761497BB-D6F0-462C-B6EB-D4DAF1D92D43} - C:\Programmi\Java\jre1.6.0_07\bin\ssv.dll
O2 - BHO: Google Toolbar Helper - {AA58ED58-01DD-4d91-8333-CF10577473F7} - c:\programmi\google\googletoolbar2.dll
O2 - BHO: Google Toolbar Notifier BHO - {AF69DE43-7D58-4638-B6FA-CE66B5AD205D} - C:\Programmi\Google\GoogleToolbarNotifier\3.1.807.1746\swg.dll
O3 - Toolbar: &Google - {2318C2B1-4965-11d4-9B18-009027A5CD4F} - c:\programmi\google\googletoolbar2.dll
O4 - HKLM\..\Run: [SiS Tray] C:\WINDOWS\System32\sistray.EXE
O4 - HKLM\..\Run: [SiSUSBRG] C:\WINDOWS\SiSUSBrg.exe
O4 - HKLM\..\Run: [Cmaudio] RunDll32 cmicnfg.dll,CMICtrlWnd
O4 - HKLM\..\Run: [AGRSMMSG] AGRSMMSG.exe
O4 - HKLM\..\Run: [SunJavaUpdateSched] "C:\Programmi\Java\jre1.6.0_07\bin\jusched.exe"
O4 - HKLM\..\Run: [NeroFilterCheck] C:\WINDOWS\system32\NeroCheck.exe
O4 - HKLM\..\Run: [avast!] C:\PROGRA~1\ALWILS~1\Avast4\ashDisp.exe
O4 - HKLM\..\Run: [Windows Defender] "C:\Programmi\Windows Defender\MSASCui.exe" -hide
O4 - HKLM\..\Run: [ClamWin] "C:\Programmi\ClamWin\bin\ClamTray.exe" --logon
O4 - HKCU\..\Run: [CTFMON.EXE] C:\WINDOWS\system32\ctfmon.exe
O4 - HKCU\..\Run: [MSMSGS] "C:\Programmi\Messenger\msmsgs.exe" /background
O4 - HKCU\..\Run: [swg] C:\Programmi\Google\GoogleToolbarNotifier\GoogleToolbarNotifier.exe
O4 - HKCU\..\Run: [H/PC Connection Agent] "C:\Programmi\Microsoft ActiveSync\WCESCOMM.EXE"
O4 - HKCU\..\Run: [IE Privacy Keeper] "C:\Programmi\UnH Solutions\IE Privacy Keeper\IEPrivacyKeeper.exe" -startup
O4 - HKCU\..\Run: [ISUSPM] "C:\Documents and Settings\All Users\Dati applicazioni\Macrovision\FLEXnet Connect\6\ISUSPM.exe" -scheduler
O4 - HKCU\..\Run: [VMCL] C:\Programmi\vodafone\vmclite\DongleEnumerator.exe
O4 - HKCU\..\Run: [qbewad] "c:\documents and settings\giordano\impostazioni locali\dati applicazioni\qbewad.exe" qbewad
O4 - HKUS\S-1-5-19\..\Run: [CTFMON.EXE] C:\WINDOWS\System32\CTFMON.EXE (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 - Startup: OpenOffice.org 2.1.lnk = C:\Programmi\OpenOffice.org 2.1\program\quickstart.exe
O9 - Extra button: (no name) - {08B0E5C0-4FCB-11CF-AAA5-00401C608501} - C:\Programmi\Java\jre1.6.0_07\bin\ssv.dll
O9 - Extra 'Tools' menuitem: Sun Java Console - {08B0E5C0-4FCB-11CF-AAA5-00401C608501} - C:\Programmi\Java\jre1.6.0_07\bin\ssv.dll
O9 - Extra button: Crea preferiti portatile - {2EAF5BB1-070F-11D3-9307-00C04FAE2D4F} - C:\Programmi\Microsoft ActiveSync\inetrepl.dll
O9 - Extra button: (no name) - {2EAF5BB2-070F-11D3-9307-00C04FAE2D4F} - C:\Programmi\Microsoft ActiveSync\inetrepl.dll
O9 - Extra 'Tools' menuitem: Crea preferiti portatile... - {2EAF5BB2-070F-11D3-9307-00C04FAE2D4F} - C:\Programmi\Microsoft ActiveSync\inetrepl.dll
O9 - Extra button: (no name) - {DFB852A3-47F8-48C4-A200-58CAB36FD2A2} - C:\PROGRA~1\SPYBOT~1\SDHelper.dll
O9 - Extra 'Tools' menuitem: Spybot - Search & Destroy Configuration - {DFB852A3-47F8-48C4-A200-58CAB36FD2A2} - C:\PROGRA~1\SPYBOT~1\SDHelper.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
O17 - HKLM\System\CCS\Services\Tcpip\..\{DA1627DC-CE17-44D1-BDCF-80FE0BE85C79}: NameServer = 83.224.66.134 83.224.65.134
O23 - Service: a-squared Anti-Malware Service (a2AntiMalware) - Emsi Software GmbH - C:\Programmi\a-squared Anti-Malware\2\a2service.exe
O23 - Service: a-squared Free Service (a2free) - Emsi Software GmbH - C:\Programmi\a-squared Free\a2service.exe
O23 - Service: Lavasoft Ad-Aware Service (aawservice) - Lavasoft - C:\Programmi\Lavasoft\Ad-Aware\aawservice.exe
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: Google Updater Service (gusvc) - Google - C:\Programmi\Google\Common\Google Updater\GoogleUpdaterService.exe
O23 - Service: Network WanMiniport First Position - Unknown owner - C:\Programmi\Telecom Italia\WanMiniport1st\srvany.exe

--
End of file - 7969 bytes

Chiudi HijackThis in una cartella a lui dedicata (possibilmente non sul desktop), altrimenti perdi i backup;

Disattiva il Ripristino configurazione di Sistema come qui descritto

avvia in modalità provvisoria come qui descritto

rendi visibili le cartelle nascoste ------ > procedura:
da Risorse del computer:
Strumenti >> Opzioni cartella >> visualizzazione;
metti la spunta su:
Visualizza file e cartelle nascoste;
togli la spunta da:
Nascondi file protetti del sistema(consigliato)


Avvia hijackthis, con tutte le applicazioni chiuse, premi su Do a system scan only , spunta ed elimina (fix checked) le seguenti righe:

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O4 - HKCU\..\Run: [qbewad] "c:\documents and settings\giordano\impostazioni locali\dati applicazioni\qbewad.exe" qbewad

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Trova e cancella il file in rosso:
_________________________________________________________________________________
C:\documents and settings\giordano\impostazioni locali\dati applicazioni\qbewad.exe
_________________________________________________________________________________

Start >> Esegui. Scrivi (o copia e incolla) la stringa %temp%, clicca su Ok, svuota la cartella temp del tuo profilo:

Vai su Strumenti >> Opzioni Internet, elimina la cronologia, i files temporanei internet, i cookies;

svuota il cestino;

riavvia il computer normalmente.
Fai un controllo antivirus a questo indirizzo
Alla fine:

rinascondi le cartelle di sistema;
riattiva il ripristino configurazione di sistema e, se tutto è a posto, creane uno nuovo.

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