Grazie per la risposta.
punto 1: l'antivirus non mi lascia scaricare adwcleaner.
punto 2: ecco log di Hijack
Logfile of Trend Micro HijackThis v2.0.4
Scan saved at 9.52.06, on 05/04/2013
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\svchost.exe
C:\WINDOWS\System32\svchost.exe
C:\WINDOWS\system32\svchost.exe
C:\WINDOWS\system32\spoolsv.exe
C:\WINDOWS\system32\rundll32.exe
C:\WINDOWS\system32\rundll32.exe
C:\Programmi\AVG\AVG2013\avgui.exe
C:\WINDOWS\system32\ctfmon.exe
C:\Programmi\Microsoft Office\Office10\msoffice.exe
C:\Programmi\AVG\AVG2013\avgidsagent.exe
C:\Programmi\AVG\AVG2013\avgwdsvc.exe
C:\WINDOWS\Microsoft.NET\Framework\v4.0.30319\mscorsvw.exe
C:\WINDOWS\system32\FsUsbExService.Exe
C:\Programmi\Google\Update\GoogleUpdate.exe
C:\Programmi\Canon\IJPLM\IJPLMSVC.EXE
C:\Programmi\Java\jre7\bin\jqs.exe
C:\Programmi\Maxtor\Maxtor Backup\MaxBackServiceInt.exe
C:\Programmi\Malwarebytes' Anti-Malware\mbamscheduler.exe
C:\Programmi\Malwarebytes' Anti-Malware\mbamservice.exe
C:\Programmi\Google\Update\1.3.21.135\GoogleCrashHandler.exe
C:\Programmi\File comuni\Microsoft Shared\VS7Debug\mdm.exe
C:\Programmi\Microsoft LifeCam\MSCamS32.exe
C:\Programmi\Maxtor\Utils\SyncServices.exe
C:\Programmi\Malwarebytes' Anti-Malware\mbamgui.exe
C:\WINDOWS\system32\svchost.exe
C:\Programmi\AVG\AVG2013\avgnsx.exe
C:\Programmi\AVG\AVG2013\avgemcx.exe
c:\Programmi\IncrediMail\bin\IncMail.exe
C:\Programmi\AVG\AVG2013\avgrsx.exe
C:\Programmi\IncrediMail\Bin\ImApp.exe
C:\Programmi\AVG\AVG2013\avgcsrvx.exe
C:\WINDOWS\explorer.exe
C:\WINDOWS\system32\wbem\wmiapsrv.exe
C:\Programmi\AVG\AVG2013\avgcsrvx.exe
C:\Programmi\Internet Explorer\iexplore.exe
C:\Programmi\Internet Explorer\iexplore.exe
C:\Documents and Settings\Albano\Documenti\Prog.vari\HiJackThis.exe
R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Default_Page_URL =
http://isearch.glarysoft.com/?src=iehomeR1 - HKCU\Software\Microsoft\Internet Explorer\Main,Default_Search_URL =
http://isearch.glarysoft.com/?src=iesearchR1 - HKCU\Software\Microsoft\Internet Explorer\Main,Search Page =
http://isearch.glarysoft.com/?src=iesearchR0 - HKCU\Software\Microsoft\Internet Explorer\Main,Start Page =
http://news.google.it/nwshp?hl=it&tab=nnR1 - 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\Main,Start Page =
http://go.microsoft.com/fwlink/?LinkId=69157R1 - HKCU\Software\Microsoft\Internet Explorer\SearchURL,(Default) =
http://isearch.glarysoft.com/?q=%s&src=iesearchR1 - HKLM\Software\Microsoft\Internet Explorer\SearchURL,(Default) =
http://isearch.glarysoft.com/?q=%s&src=iesearchR0 - HKCU\Software\Microsoft\Internet Explorer\Toolbar,LinksFolderName = Collegamenti
O2 - BHO: AcroIEHelperStub - {18DF081C-E8AD-4283-A596-FA578C2EBDC3} - C:\Programmi\File comuni\Adobe\Acrobat\ActiveX\AcroIEHelperShim.dll
O2 - BHO: Spybot-S&D IE Protection - {53707962-6F74-2D53-2644-206D7942484F} - C:\PROGRA~1\SPYBOT~1\SDHelper.dll
O2 - BHO: Java(tm) Plug-In SSV Helper - {761497BB-D6F0-462C-B6EB-D4DAF1D92D43} - C:\Programmi\Java\jre7\bin\ssv.dll
O2 - BHO: Google Toolbar Helper - {AA58ED58-01DD-4d91-8333-CF10577473F7} - C:\Programmi\Google\Google Toolbar\GoogleToolbar_32.dll (file missing)
O2 - BHO: SkypeIEPluginBHO - {AE805869-2E5C-4ED4-8F7B-F1F7851A4497} - C:\Programmi\Skype\Toolbars\Internet Explorer\skypeieplugin.dll
O2 - BHO: Google Toolbar Notifier BHO - {AF69DE43-7D58-4638-B6FA-CE66B5AD205D} - C:\Programmi\Google\GoogleToolbarNotifier\5.7.8313.1002\swg.dll (file missing)
O2 - BHO: Java(tm) Plug-In 2 SSV Helper - {DBC80044-A445-435b-BC74-9C25C1C588A9} - C:\Programmi\Java\jre7\bin\jp2ssv.dll
O2 - BHO: JQSIEStartDetectorImpl - {E7E6F031-17CE-4C07-BC86-EABFE594F69C} - C:\Programmi\Java\jre6\lib\deploy\jqs\ie\jqs_plugin.dll
O3 - Toolbar: Google Toolbar - {2318C2B1-4965-11d4-9B18-009027A5CD4F} - C:\Programmi\Google\Google Toolbar\GoogleToolbar_32.dll (file missing)
O4 - HKLM\..\Run: [AVG_UI] "C:\Programmi\AVG\AVG2013\avgui.exe" /TRAYONLY
O4 - HKLM\..\Run: [LifeCam] "C:\Programmi\Microsoft LifeCam\LifeExp.exe"
O4 - HKCU\..\Run: [ctfmon.exe] C:\WINDOWS\system32\ctfmon.exe
O4 - Global Startup: Microsoft Office.lnk = C:\Programmi\Microsoft Office\Office10\OSA.EXE
O6 - HKCU\Software\Policies\Microsoft\Internet Explorer\Restrictions present
O6 - HKCU\Software\Policies\Microsoft\Internet Explorer\Control Panel present
O9 - Extra button: Skype Click to Call - {898EA8C8-E7FF-479B-8935-AEC46303B9E5} - C:\Programmi\Skype\Toolbars\Internet Explorer\skypeieplugin.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
O16 - DPF: {6414512B-B978-451D-A0D8-FCFDF33E833C} (WUWebControl Class) -
http://www.update.microsoft.com/windowsupdate/v6/V5Controls/en/x86/client/wuweb_site.cab?1365147280046O16 - DPF: {9191F686-7F0A-441D-8A98-2FE3AC1BD913} (ActiveScan 2.0 Installer Class) -
http://acs.pandasoftware.com/activescan/cabs/as2stubie.cabO18 - Protocol: skype-ie-addon-data - {91774881-D725-4E58-B298-07617B9B86A8} - C:\Programmi\Skype\Toolbars\Internet Explorer\skypeieplugin.dll
O18 - Protocol: skype4com - {FFC8B962-9B40-4DFF-9458-1830C7DD7F5D} - C:\PROGRA~1\FILECO~1\Skype\SKYPE4~1.DLL
O20 - AppInit_DLLs:
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 Flash Player Update Service (AdobeFlashPlayerUpdateSvc) - Adobe Systems Incorporated - C:\WINDOWS\system32\Macromed\Flash\FlashPlayerUpdateService.exe
O23 - Service: AVGIDSAgent - AVG Technologies CZ, s.r.o. - C:\Programmi\AVG\AVG2013\avgidsagent.exe
O23 - Service: AVG WatchDog (avgwd) - AVG Technologies CZ, s.r.o. - C:\Programmi\AVG\AVG2013\avgwdsvc.exe
O23 - Service: FsUsbExService - Teruten - C:\WINDOWS\system32\FsUsbExService.Exe
O23 - Service: Servizio Google Update (gupdate) (gupdate) - Google Inc. - C:\Programmi\Google\Update\GoogleUpdate.exe
O23 - Service: Servizio Google Update (gupdatem) (gupdatem) - Google Inc. - C:\Programmi\Google\Update\GoogleUpdate.exe
O23 - Service: Google Software Updater (gusvc) - Google - C:\Programmi\Google\Common\Google Updater\GoogleUpdaterService.exe
O23 - Service: Canon Inkjet Printer/Scanner/Fax Extended Survey Program (IJPLMSVC) - Unknown owner - C:\Programmi\Canon\IJPLM\IJPLMSVC.EXE
O23 - Service: Java Quick Starter (JavaQuickStarterService) - Oracle Corporation - C:\Programmi\Java\jre7\bin\jqs.exe
O23 - Service: MaxBackServiceInt - Unknown owner - C:\Programmi\Maxtor\Maxtor Backup\MaxBackServiceInt.exe
O23 - Service: MBAMScheduler - Malwarebytes Corporation - C:\Programmi\Malwarebytes' Anti-Malware\mbamscheduler.exe
O23 - Service: MBAMService - Malwarebytes Corporation - C:\Programmi\Malwarebytes' Anti-Malware\mbamservice.exe
O23 - Service: MaxSyncService (NTService1) - - C:\Programmi\Maxtor\Utils\SyncServices.exe
O23 - Service: Pos Service (PowerOffer Service) - PowerOfferService - C:\Documents and Settings\Albano\Impostazioni locali\Dati applicazioni\PosService\Pos.exe
O23 - Service: Serv Updater (ServUpdater) - ServiceUpd - C:\Documents and Settings\Albano\Impostazioni locali\Dati applicazioni\ServUpdater\ServiceUpd.exe
O23 - Service: Skype Updater (SkypeUpdate) - Skype Technologies - C:\Programmi\Skype\Updater\Updater.exe
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