Olimpo Informatico

[sualotto]

Ciao a tutti. Sono nuovo del forum, ma ho visto che qui posso chiedere aiuto.
Ho un computer infetto da linkoptimizer
Sono riuscito ad eliminarlo, ma incredimail mi dà enormi problemi. Può essere che non ho rimosso completamente il rootkit?
Vi posto il log di HJ
Logfile of HijackThis v1.99.1
Scan saved at 16.14.18, on 04/03/07
Platform: Windows XP SP2 (WinNT 5.01.2600)
MSIE: Internet Explorer v6.00 SP2 (6.00.2900.2180)

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:\Programmi\Windows Defender\MsMpEng.exe
C:\WINDOWS\System32\svchost.exe
C:\WINDOWS\system32\Ati2evxx.exe
C:\WINDOWS\Explorer.EXE
C:\WINDOWS\system32\brsvc01a.exe
C:\WINDOWS\system32\spoolsv.exe
C:\WINDOWS\system32\brss01a.exe
C:\WINDOWS\SOUNDMAN.EXE
C:\Programmi\eBay\eBay Toolbar2\eBayTBDaemon.exe
C:\PROGRA~1\ALWILS~1\Avast4\ashDisp.exe
C:\Program Files\Libero\Adsl\dslstat.exe
C:\Program Files\Libero\Adsl\dslagent.exe
C:\Programmi\Webroot\Spy Sweeper\SpySweeperUI.exe
C:\Programmi\Prevx1\PXConsole.exe
C:\Programmi\Windows Defender\MSASCui.exe
C:\WINDOWS\system32\ctfmon.exe
C:\Programmi\Google\GoogleToolbarNotifier\1.2.1128.5462\GoogleToolbarNotifier.exe
C:\Programmi\Alwil Software\Avast4\aswUpdSv.exe
C:\Programmi\Alwil Software\Avast4\ashServ.exe
C:\Programmi\File comuni\Microsoft Shared\VS7Debug\mdm.exe
C:\Programmi\Prevx1\PXAgent.exe
C:\PROGRA~1\INCRED~1\bin\IMApp.exe
C:\WINDOWS\system32\svchost.exe
C:\Programmi\Alwil Software\Avast4\setup\avast.setup
C:\Programmi\Webroot\Spy Sweeper\SpySweeper.exe
C:\PROGRA~1\MOZILL~1\FIREFOX.EXE
C:\Programmi\Alwil Software\Avast4\ashMaiSv.exe
C:\Programmi\Alwil Software\Avast4\ashWebSv.exe
C:\Programmi\Webroot\Spy Sweeper\SSU.EXE
C:\WINDOWS\System32\svchost.exe
C:\Documents and Settings\Toto.TOTO-04E0450896\Desktop\hijackthis\HijackThis.exe
C:\WINDOWS\system32\wuauclt.exe

R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Start Page = http://www.google.it/
R0 - HKCU\Software\Microsoft\Internet Explorer\Toolbar,LinksFolderName = Collegamenti
R3 - Default URLSearchHook is missing
F2 - REG:system.ini: UserInit=c:\windows\system32\userinit.exe,"c:\windows\system32\corelword.exe",
O2 - BHO: AcroIEHlprObj Class - {06849E9F-C8D7-4D59-B87D-784B7D6BE0B3} - C:\Programmi\Adobe\Acrobat 6.0\Reader\ActiveX\AcroIEHelper.dll
O2 - BHO: Malicious Scripts Scanner - {55EA1964-F5E4-4D6A-B9B2-125B37655FCB} - C:\Documents and Settings\All Users.WINDOWS\Dati applicazioni\Prevx\pxbho.dll
O2 - BHO: Google Toolbar Helper - {AA58ED58-01DD-4d91-8333-CF10577473F7} - c:\programmi\google\googletoolbar4.dll
O2 - BHO: Class - {F2C626B0-11CD-8500-3A85-9BCF7A941899} - (no file)
O3 - Toolbar: eBay Toolbar - {92085AD4-F48A-450D-BD93-B28CC7DF67CE} - C:\Programmi\eBay\eBay Toolbar2\eBayTB.dll
O3 - Toolbar: Yahoo! Toolbar con blocco Pop-Up - {EF99BD32-C1FB-11D2-892F-0090271D4F88} - C:\Programmi\Yahoo!\Companion\Installs\cpn\yt.dll
O3 - Toolbar: &Google - {2318C2B1-4965-11d4-9B18-009027A5CD4F} - c:\programmi\google\googletoolbar4.dll
O4 - HKLM\..\Run: [SoundMan] SOUNDMAN.EXE
O4 - HKLM\..\Run: [eBayToolbar] "C:\Programmi\eBay\eBay Toolbar2\eBayTBDaemon.exe"
O4 - HKLM\..\Run: [avast!] C:\PROGRA~1\ALWILS~1\Avast4\ashDisp.exe
O4 - HKLM\..\Run: [DSLSTATEXE] "C:\Program Files\Libero\Adsl\dslstat.exe" icon
O4 - HKLM\..\Run: [DSLAGENTEXE] "C:\Program Files\Libero\Adsl\dslagent.exe"
O4 - HKLM\..\Run: [SpySweeper] "C:\Programmi\Webroot\Spy Sweeper\SpySweeperUI.exe" /startintray
O4 - HKLM\..\Run: [PrevxOne] "C:\Programmi\Prevx1\PXConsole.exe"
O4 - HKLM\..\Run: [Windows Defender] "C:\Programmi\Windows Defender\MSASCui.exe" -hide
O4 - HKCU\..\Run: [ctfmon.exe] C:\WINDOWS\system32\ctfmon.exe
O4 - HKCU\..\Run: [swg] C:\Programmi\Google\GoogleToolbarNotifier\1.2.1128.5462\GoogleToolbarNotifier.exe
O4 - HKCU\..\Run: [IncrediMail] "C:\PROGRA~1\INCRED~1\bin\IncMail.exe" /c
O8 - Extra context menu item: &eBay Search - res://C:\Programmi\eBay\eBay Toolbar2\eBayTb.dll/RCSearch.html
O8 - Extra context menu item: E&sporta in Microsoft Excel - res://C:\PROGRA~1\MICROS~2\Office10\EXCEL.EXE/3000
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
O12 - Plugin for .spop: C:\Programmi\Internet Explorer\Plugins\NPDocBox.dll
O16 - DPF: {0EB0E74A-2A76-4AB3-A7FB-9BD8C29F7F75} (CKAVWebScan Object) - http://www.kaspersky.com/kos/eng/partner/default/kavwebscan_unicode.cab
O16 - DPF: {17492023-C23A-453E-A040-C7C580BBF700} (Windows Genuine Advantage Validation Tool) - http://go.microsoft.com/fwlink/?linkid=39204
O16 - DPF: {6414512B-B978-451D-A0D8-FCFDF33E833C} (WUWebControl Class) - http://update.microsoft.com/windowsupdate/v6/V5Controls/en/x86/client/wuweb_site.cab?1173008857890
O16 - DPF: {9A9307A0-7DA4-4DAF-B042-5009F29E09E1} (ActiveScan Installer Class) - http://acs.pandasoftware.com/activescan/as5free/asinst.cab
O17 - HKLM\System\CCS\Services\Tcpip\..\{E57FD354-09F0-4E94-9F70-B5D2758EEA16}: NameServer = 192.168.1.1
O20 - AppInit_DLLs:
O20 - Winlogon Notify: WgaLogon - C:\WINDOWS\
O20 - Winlogon Notify: WRNotifier - C:\WINDOWS\SYSTEM32\WRLogonNTF.dll
O23 - Service: avast! iAVS4 Control Service (aswUpdSv) - Unknown owner - C:\Programmi\Alwil Software\Avast4\aswUpdSv.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: avast! Antivirus - Unknown owner - C:\Programmi\Alwil Software\Avast4\ashServ.exe
O23 - Service: avast! Mail Scanner - Unknown owner - C:\Programmi\Alwil Software\Avast4\ashMaiSv.exe" /service (file missing)
O23 - Service: avast! Web Scanner - Unknown owner - C:\Programmi\Alwil Software\Avast4\ashWebSv.exe" /service (file missing)
O23 - Service: BrSplService (Brother XP spl Service) - brother Industries Ltd - C:\WINDOWS\system32\brsvc01a.exe
O23 - Service: Google Updater Service (gusvc) - Google - C:\Programmi\Google\Common\Google Updater\GoogleUpdaterService.exe
O23 - Service: Prevx Agent (PREVXAgent) - Unknown owner - C:\Programmi\Prevx1\PXAgent.exe" -f (file missing)
O23 - Service: Sistema Webroot Spy Sweeper (WebrootSpySweeperService) - Webroot Software, Inc. - C:\Programmi\Webroot\Spy Sweeper\SpySweeper.exe

Vi prego aiutatemi perché non riesco più ad uscirmene

[Orange]

ciao sualotto e benvenuto/a nel forum

Si, il rootkit è ancora presente.
con HiJack fissa queste voci:
O2 - BHO: Class - {F2C626B0-11CD-8500-3A85-9BCF7A941899} - (no file)

O20 - AppInit_DLLs:

scarica THE AVENGER e decomprimilo sul desktop

Avvia Avenger.exe e seleziona Input Script Manually
- Clicca sulla lente d'ingrandimento e si aprirà la finestra View/edit script,
- All'interno copia quanto segue: