Mi sono imbattuto in questo programma e non so come liberarmene c'è qualcuno che mi può aiutare?
Grazie in anticipo..
Per accelerare le cose allego il Logfile del mio PC

Logfile of HijackThis v1.99.1
Scan saved at 19.01.45, on 05/04/2005
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\svchost.exe
C:\WINDOWS\System32\svchost.exe
C:\WINDOWS\system32\spoolsv.exe
C:\Programmi\Trend Micro\OfficeScan Client\ntrtscan.exe
C:\WINDOWS\system32\svchost.exe
C:\Programmi\Trend Micro\OfficeScan Client\tmlisten.exe
C:\Programmi\RealVNC\VNC4\WinVNC4.exe
C:\WINDOWS\system32\wuauclt.exe
C:\Programmi\Trend Micro\OfficeScan Client\ofcdog.exe
C:\WINDOWS\Explorer.EXE
C:\Programmi\Trend Micro\OfficeScan Client\pccntmon.exe
C:\WINDOWS\htpatch.exe
C:\WINDOWS\SOUNDMAN.EXE
C:\Programmi\QuickTime\qttask.exe
C:\Programmi\ScanSoft\OmniPageSE2.0\OpwareSE2.exe
C:\WINDOWS\system32\ctfmon.exe
C:\Programmi\Messenger\msmsgs.exe
C:\Programmi\Adobe\Acrobat 6.0\Distillr\acrotray.exe
C:\PROGRA~1\WinZip\winzip32.exe
C:\DOCUME~1\giaton\IMPOST~1\Temp\HijackThis.exe

R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Start Page = http://www.google.it/
R1 - HKCU\Software\Microsoft\Internet Connection Wizard,ShellNext = http://windowsupdate.microsoft.com/
R1 - HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings,ProxyServer = chelab2:8080
R0 - HKCU\Software\Microsoft\Internet Explorer\Toolbar,LinksFolderName =
O1 - Hosts: 69.50.166.11 www.google.com
O1 - Hosts: 69.50.166.11 google.com
O1 - Hosts: 69.50.166.11 www.google.co.uk
O1 - Hosts: 69.50.166.11 google.co.uk
O1 - Hosts: 69.50.166.11 www.google.ca
O1 - Hosts: 69.50.166.11 google.ca
O1 - Hosts: 69.50.166.11 www.google.es
O1 - Hosts: 69.50.166.11 google.es
O1 - Hosts: 69.50.166.11 www.google.de
O1 - Hosts: 69.50.166.11 google.de
O1 - Hosts: 69.50.166.11 www.google.fr
O1 - Hosts: 69.50.166.11 google.fr
O1 - Hosts: 69.50.166.11 www.google.com.au
O1 - Hosts: 69.50.166.11 google.com.au
O1 - Hosts: 69.50.166.14 www.yahoo.com
O1 - Hosts: 69.50.166.14 yahoo.com
O1 - Hosts: 66.218.75.184 mail.yahoo.com
O1 - Hosts: 69.50.166.12 www.msn.com
O1 - Hosts: 69.50.166.12 msn.com
O1 - Hosts: 69.50.166.12 search.msn.com
O1 - Hosts: 69.50.166.12 www.go.com
O1 - Hosts: 69.50.166.12 go.com
O1 - Hosts: 69.50.166.13 astalavista.com
O1 - Hosts: 69.50.166.13 www.astalavista.com
O1 - Hosts: 69.50.166.13 astalavista.box.sk
O1 - Hosts: 69.50.166.13 cracks.am
O1 - Hosts: 69.50.166.13 www.cracks.am
O2 - BHO: AcroIEHlprObj Class - {06849E9F-C8D7-4D59-B87D-784B7D6BE0B3} - C:\Programmi\Adobe\Acrobat 6.0\Acrobat\ActiveX\AcroIEHelper.dll
O2 - BHO: AddressBar Class - {1474CE44-8057-4AE3-8F3E-ED37C7C63D8A} - C:\WINDOWS\system32\iasad.dll
O2 - BHO: Google Toolbar Helper - {AA58ED58-01DD-4d91-8333-CF10577473F7} - c:\windows\googletoolbar1.dll
O2 - BHO: AcroIEToolbarHelper Class - {AE7CD045-E861-484f-8273-0445EE161910} - C:\Programmi\Adobe\Acrobat 6.0\Acrobat\AcroIEFavClient.dll
O2 - BHO: ZToolbar Activator Class - {FFF5092F-7172-4018-827B-FA5868FB0478} - C:\WINDOWS\system32\azesearch2.ocx
O3 - Toolbar: AZE Search - {A6790AA5-C6C7-4BCF-A46D-0FDAC4EA90EB} - C:\WINDOWS\system32\azesearch2.ocx
O4 - HKLM\..\Run: [OfficeScanNT Monitor] "C:\Programmi\Trend Micro\OfficeScan Client\pccntmon.exe" -HideWindow
O4 - HKLM\..\Run: [SiS KHooker] C:\WINDOWS\system32\khooker.exe
O4 - HKLM\..\Run: [Cmaudio] RunDll32 cmicnfg.cpl,CMICtrlWnd
O4 - HKLM\..\Run: [HTpatch] C:\WINDOWS\htpatch.exe
O4 - HKLM\..\Run: [SoundMan] SOUNDMAN.EXE
O4 - HKLM\..\Run: [QuickTime Task] "C:\Programmi\QuickTime\qttask.exe" -atboottime
O4 - HKLM\..\Run: [OpwareSE2] "C:\Programmi\ScanSoft\OmniPageSE2.0\OpwareSE2.exe"
O4 - HKLM\..\Run: [OPSE reminder] "C:\Programmi\ScanSoft\OmniPageSE2.0\EregIta\Ereg.exe" -r "C:\Programmi\ScanSoft\OmniPageSE2.0\EregIta\ereg.ini"
O4 - HKCU\..\Run: [CTFMON.EXE] C:\WINDOWS\system32\ctfmon.exe
O4 - HKCU\..\Run: [MSMSGS] "C:\Programmi\Messenger\msmsgs.exe" /background
O4 - Global Startup: Acrobat Assistant.lnk = C:\Programmi\Adobe\Acrobat 6.0\Distillr\acrotray.exe
O4 - Global Startup: Adobe Gamma Loader.lnk = ?
O4 - Global Startup: Microsoft Office.lnk = C:\Programmi\Microsoft Office\Office\OSA9.EXE
O4 - Global Startup: Porta Symantec Fax Starter Edition.lnk = C:\Programmi\Microsoft Office\Office\1040\OLFSNT40.EXE
O8 - Extra context menu item: &Google Search - res://c:\windows\GoogleToolbar1.dll/cmsearch.html
O8 - Extra context menu item: Backward Links - res://c:\windows\GoogleToolbar1.dll/cmbacklinks.html
O8 - Extra context menu item: Cached Snapshot of Page - res://c:\windows\GoogleToolbar1.dll/cmcache.html
O8 - Extra context menu item: Similar Pages - res://c:\windows\GoogleToolbar1.dll/cmsimilar.html
O8 - Extra context menu item: Translate into English - res://c:\windows\GoogleToolbar1.dll/cmtrans.html
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: {6414512B-B978-451D-A0D8-FCFDF33E833C} (WUWebControl Class) - http://v5.windowsupdate.microsoft.com/v5consumer/V5Controls/en/x86/client/wuweb_site.cab?1112617068113
O16 - DPF: {8EDAD21C-3584-4E66-A8AB-EB0E5584767D} - http://toolbar.google.com/data/GoogleActivate.cab
O16 - DPF: {D7BF3304-138B-4DD5-86EE-491BB6A2286C} (CParamWr Class) - http://toolbar.azesearch.com/install/azesearch.cab
O17 - HKLM\System\CCS\Services\Tcpip\Parameters: Domain = chelab.local
O17 - HKLM\System\CCS\Services\Tcpip\..\{B8326852-9F2B-4A39-A42B-F1A780AB585C}: Domain = chelab.local
O17 - HKLM\System\CCS\Services\Tcpip\..\{B8326852-9F2B-4A39-A42B-F1A780AB585C}: NameServer = 192.168.100.7,192.168.100.14
O17 - HKLM\System\CS1\Services\Tcpip\Parameters: Domain = chelab.local
O17 - HKLM\System\CS2\Services\Tcpip\Parameters: Domain = chelab.local
O23 - Service: OfficeScanNT RealTime Scan (ntrtscan) - Trend Micro Inc. - C:\Programmi\Trend Micro\OfficeScan Client\ntrtscan.exe
O23 - Service: OfficeScanNT Listener (tmlisten) - Unknown owner - C:\Programmi\Trend Micro\OfficeScan Client\tmlisten.exe
O23 - Service: VNC Server Version 4 (WinVNC4) - Unknown owner - C:\Programmi\RealVNC\VNC4\WinVNC4.exe" -service (file missing)

Ciao ,
esegui queste operazioni

1) Disattiva il ripristino di configurazione, leggi qui come fare
http://www.aiutamici.com/software/view.asp?tipo=home&CodSw=257&SH=N

2) riavvia in modalità provvisoria, leggi qui come fare
http://www.aiutamici.com/software/view.asp?tipo=home&CodSw=344&SH=N

apri HIJAC THIS ed elimina come indicato in questo articolo
http://www.aiutamici.com/software/descrizione.asp?CodSw=1175
le righe che seguono, (nel caso le righe da eliminare non compaiono in modalità provvisoria, eliminale dalla modalità normale e riavvia il computer).

==================================
R1 - HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings,ProxyServer = chelab2:8080
-
O1 - Hosts: 69.50.166.11 www.google.com
O1 - Hosts: 69.50.166.11 google.com
O1 - Hosts: 69.50.166.11 www.google.co.uk
O1 - Hosts: 69.50.166.11 google.co.uk
O1 - Hosts: 69.50.166.11 www.google.ca
O1 - Hosts: 69.50.166.11 google.ca
O1 - Hosts: 69.50.166.11 www.google.es
O1 - Hosts: 69.50.166.11 google.es
O1 - Hosts: 69.50.166.11 www.google.de
O1 - Hosts: 69.50.166.11 google.de
O1 - Hosts: 69.50.166.11 www.google.fr
O1 - Hosts: 69.50.166.11 google.fr
O1 - Hosts: 69.50.166.11 www.google.com.au
O1 - Hosts: 69.50.166.11 google.com.au
O1 - Hosts: 69.50.166.14 www.yahoo.com
O1 - Hosts: 69.50.166.14 yahoo.com
O1 - Hosts: 66.218.75.184 mail.yahoo.com
O1 - Hosts: 69.50.166.12 www.msn.com
O1 - Hosts: 69.50.166.12 msn.com
O1 - Hosts: 69.50.166.12 search.msn.com
O1 - Hosts: 69.50.166.12 www.go.com
O1 - Hosts: 69.50.166.12 go.com
O1 - Hosts: 69.50.166.13 astalavista.com
O1 - Hosts: 69.50.166.13 www.astalavista.com
O1 - Hosts: 69.50.166.13 astalavista.box.sk
O1 - Hosts: 69.50.166.13 cracks.am
O1 - Hosts: 69.50.166.13 www.cracks.am
-
O2 - BHO: AddressBar Class - {1474CE44-8057-4AE3-8F3E-ED37C7C63D8A} - C:\WINDOWS\system32\iasad.dll
-
O2 - BHO: ZToolbar Activator Class - {FFF5092F-7172-4018-827B-FA5868FB0478} - C:\WINDOWS\system32\azesearch2.ocx
O3 - Toolbar: AZE Search - {A6790AA5-C6C7-4BCF-A46D-0FDAC4EA90EB} - C:\WINDOWS\system32\azesearch2.ocx
-
O16 - DPF: {D7BF3304-138B-4DD5-86EE-491BB6A2286C} (CParamWr Class) - http://toolbar.azesearch.com/install/azesearch.cab
O17 - HKLM\System\CCS\Services\Tcpip\Parameters: Domain = chelab.local
O17 - HKLM\System\CCS\Services\Tcpip\..\{B8326852-9F2B-4A39-A42B-F1A780AB585C}: Domain = chelab.local
-
O17 - HKLM\System\CS1\Services\Tcpip\Parameters: Domain = chelab.local
O17 - HKLM\System\CS2\Services\Tcpip\Parameters: Domain = chelab.local
-
O23 - Service: VNC Server Version 4 (WinVNC4) - Unknown owner - C:\Programmi\RealVNC\VNC4\WinVNC4.exe" -service (file missing)
==================================

Con la funzione TROVA di Windows, cerca ed elimina questi file,

==================================
iasad.dll
azesearch2.ocx
==================================

vai a Pannello di Controllo e clicca su OPZIONI INTERNET nella finestra clicca sui tre pulsanti
ELIMINA COOKIE - ELIMINA FILE - CANCELLA CRONOLOGIA

al termine utilizza i programmi AD-AWARE e SPYBOT indicati in questo articolo
http://www.aiutamici.com/software/view.asp?tipo=home&CodSw=388&SH=N

sempre in modalità provvisoria fai una scansione Antivirus

quindi riavvia il computer e controlla se il problema e risolto, se e tutto OK riattiva il ripristino configurazione disattivato all'inizio di questa procedura.

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Collaboratore Aiutamici