O3 - Toolbar: (no name) - !{82E1477C-B154-48D3-9891-33D83C26BCD3} - (no file)
O3 - Toolbar: (no name) - !{95B7759C-8C7F-4BF1-B163-73684A933233} - (no file)
qualcuno puo aiutarmi gentilmente per favore...grazie mille a tutti
allego il log completo in modo che se qualche esperto nota qualche cosa di anomalo puo darmi una ulteriore mano..
A dimenticavo ho un notebook hp pavillon dv6 ,come sistema operativo ho win 7 64BIT e antivirus Avast free! Ho letto che il 64 BIT puo dare problemi con hijackthis ,giusto?
grazie dell'aiuto!!!

log di hijackthis:
Logfile of Trend Micro HijackThis v2.0.5
Scan saved at 11:11:24, on 08/12/2013
Platform: Windows 7 SP1 (WinNT 6.00.3505)
MSIE: Internet Explorer v10.0 (10.00.9200.16736)
Boot mode: Normal
Running processes:
C:\Windows\SysWOW64\Rundll32.exe
C:\Program Files (x86)\Malwarebytes' Anti-Malware\mbamgui.exe
C:\Program Files (x86)\CyberLink\YouCam\YCMMirage.exe
C:\Users\danilo\AppData\Local\Akamai\netsession_win.exe
C:\Users\danilo\AppData\Local\Akamai\netsession_win.exe
C:\Program Files (x86)\Common Files\Java\Java Update\jusched.exe
C:\Program Files\AVAST Software\Avast\AvastUI.exe
C:\Program Files (x86)\Common Files\Autodesk Shared\Autodesk Download Manager\DLMSession.exe
C:\Users\danilo\Desktop\HijackThis\HijackThis.exe
R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Default_Page_URL = about:blank
R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Start Page = https://www.google.it/
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Default_Page_URL = about:blank
R0 - HKLM\Software\Microsoft\Internet Explorer\Main,Local Page =
R0 - HKCU\Software\Microsoft\Internet Explorer\Toolbar,LinksFolderName =
F2 - REG:system.ini: UserInit=userinit.exe,
O2 - BHO: Groove GFS Browser Helper - {72853161-30C5-4D22-B7F9-0BBC1D38A37E} - C:\PROGRA~2\MICROS~1\Office14\GROOVEEX.DLL
O2 - BHO: Java(tm) Plug-In SSV Helper - {761497BB-D6F0-462C-B6EB-D4DAF1D92D43} - C:\Program Files (x86)\Java\jre7\bin\ssv.dll
O2 - BHO: avast! Online Security - {8E5E2654-AD2D-48bf-AC2D-D17F00898D06} - C:\Program Files\AVAST Software\Avast\aswWebRepIE.dll
O2 - BHO: Guida per l'accesso a Windows Live ID - {9030D464-4C02-4ABF-8ECC-5164760863C6} - C:\Program Files (x86)\Common Files\Microsoft Shared\Windows Live\WindowsLiveLogin.dll
O2 - BHO: Google Toolbar Helper - {AA58ED58-01DD-4d91-8333-CF10577473F7} - C:\Program Files (x86)\Google\Google Toolbar\GoogleToolbar_32.dll
O2 - BHO: URLRedirectionBHO - {B4F3A835-0E21-4959-BA22-42B3008E02FF} - C:\PROGRA~2\MICROS~1\Office14\URLREDIR.DLL
O2 - BHO: Java(tm) Plug-In 2 SSV Helper - {DBC80044-A445-435b-BC74-9C25C1C588A9} - C:\Program Files (x86)\Java\jre7\bin\jp2ssv.dll
O2 - BHO: HP Network Check Helper - {E76FD755-C1BA-4DCB-9F13-99BD91223ADE} - C:\Program Files (x86)\Hewlett-Packard\HP Support Framework\Resources\HPNetworkCheck\HPNetworkCheckPlugin.dll
O3 - Toolbar: avast! Online Security - {8E5E2654-AD2D-48bf-AC2D-D17F00898D06} - C:\Program Files\AVAST Software\Avast\aswWebRepIE.dll
O3 - Toolbar: Google Toolbar - {2318C2B1-4965-11d4-9B18-009027A5CD4F} - C:\Program Files (x86)\Google\Google Toolbar\GoogleToolbar_32.dll
O3 - Toolbar: (no name) - !{82E1477C-B154-48D3-9891-33D83C26BCD3} - (no file)
O3 - Toolbar: (no name) - !{95B7759C-8C7F-4BF1-B163-73684A933233} - (no file)
O4 - HKLM\..\Run: [SunJavaUpdateSched] "C:\Program Files (x86)\Common Files\Java\Java Update\jusched.exe"
O4 - HKLM\..\Run: [20131121] C:\Program Files\AVAST Software\Avast\setup\emupdate\a8e599e0-31ba-42ff-96c8-aa1d0491418e.exe /check
O4 - HKLM\..\Run: [AvastUI.exe] "C:\Program Files\AVAST Software\Avast\AvastUI.exe" /nogui
O4 - HKLM\..\Run: [ADSK DLMSession] C:\Program Files (x86)\Common Files\Autodesk Shared\Autodesk Download Manager\DLMSession.exe
O4 - HKCU\..\Run: [Facebook Update] "C:\Users\danilo\AppData\Local\Facebook\Update\FacebookUpdate.exe" /c /nocrashserver
O4 - HKCU\..\Run: [Google Update] "C:\Users\danilo\AppData\Local\Google\Update\GoogleUpdate.exe" /c
O4 - HKCU\..\Run: [OfficeSyncProcess] "C:\Program Files\Microsoft Office\Office14\MSOSYNC.EXE"
O4 - HKCU\..\Run: [Sidebar] C:\Program Files\Windows Sidebar\sidebar.exe /autoRun
O4 - HKCU\..\Run: [Akamai NetSession Interface] "C:\Users\danilo\AppData\Local\Akamai\netsession_win.exe"
O4 - HKCU\..\Run: [BackgroundContainer] "C:\Windows\SysWOW64\Rundll32.exe" "C:\Users\danilo\AppData\Local\Conduit\BackgroundContainer\BackgroundContainer.dll",DllRun
O4 - HKUS\S-1-5-19\..\Run: [Sidebar] %ProgramFiles%\Windows Sidebar\Sidebar.exe /autoRun (User 'SERVIZIO LOCALE')
O4 - HKUS\S-1-5-19\..\RunOnce: [mctadmin] C:\Windows\System32\mctadmin.exe (User 'SERVIZIO LOCALE')
O4 - HKUS\S-1-5-20\..\Run: [Sidebar] %ProgramFiles%\Windows Sidebar\Sidebar.exe /autoRun (User 'SERVIZIO DI RETE')
O4 - HKUS\S-1-5-20\..\RunOnce: [mctadmin] C:\Windows\System32\mctadmin.exe (User 'SERVIZIO DI RETE')
O8 - Extra context menu item: E&sporta in Microsoft Excel - res://C:\PROGRA~2\MICROS~1\Office14\EXCEL.EXE/3000
O8 - Extra context menu item: I&nvia a OneNote - res://C:\PROGRA~2\MICROS~1\Office14\ONBttnIE.dll/105
O9 - Extra button: @C:\Program Files (x86)\Windows Live\Writer\WindowsLiveWriterShortcuts.dll,-1004 - {219C3416-8CB2-491a-A3C7-D9FCDDC9D600} - C:\Program Files (x86)\Windows Live\Writer\WriterBrowserExtension.dll
O9 - Extra 'Tools' menuitem: @C:\Program Files (x86)\Windows Live\Writer\WindowsLiveWriterShortcuts.dll,-1003 - {219C3416-8CB2-491a-A3C7-D9FCDDC9D600} - C:\Program Files (x86)\Windows Live\Writer\WriterBrowserExtension.dll
O9 - Extra button: @C:\Program Files (x86)\Hewlett-Packard\HP Support Framework\Resources\HPNetworkCheck\HPNetworkCheckPlugin.dll,-103 - {25510184-5A38-4A99-B273-DCA8EEF6CD08} - C:\Program Files (x86)\Hewlett-Packard\HP Support Framework\Resources\HPNetworkCheck\NCLauncherFromIE.exe
O9 - Extra 'Tools' menuitem: @C:\Program Files (x86)\Hewlett-Packard\HP Support Framework\Resources\HPNetworkCheck\HPNetworkCheckPlugin.dll,-102 - {25510184-5A38-4A99-B273-DCA8EEF6CD08} - C:\Program Files (x86)\Hewlett-Packard\HP Support Framework\Resources\HPNetworkCheck\NCLauncherFromIE.exe
O9 - Extra button: Send to OneNote - {2670000A-7350-4f3c-8081-5663EE0C6C49} - C:\Program Files (x86)\Microsoft Office\Office14\ONBttnIE.dll
O9 - Extra 'Tools' menuitem: Se&nd to OneNote - {2670000A-7350-4f3c-8081-5663EE0C6C49} - C:\Program Files (x86)\Microsoft Office\Office14\ONBttnIE.dll
O9 - Extra button: &Note collegate di OneNote - {789FE86F-6FC4-46A1-9849-EDE0DB0C95CA} - C:\Program Files (x86)\Microsoft Office\Office14\ONBttnIELinkedNotes.dll
O9 - Extra 'Tools' menuitem: &Note collegate di OneNote - {789FE86F-6FC4-46A1-9849-EDE0DB0C95CA} - C:\Program Files (x86)\Microsoft Office\Office14\ONBttnIELinkedNotes.dll
O9 - Extra button: @C:\Program Files (x86)\Evernote\Evernote\Resource.dll,-101 - {A95fe080-8f5d-11d2-a20b-00aa003c157a} - res://C:\Program Files (x86)\Evernote\Evernote\EvernoteIE.dll/204 (file missing)
O9 - Extra 'Tools' menuitem: @C:\Program Files (x86)\Evernote\Evernote\Resource.dll,-101 - {A95fe080-8f5d-11d2-a20b-00aa003c157a} - res://C:\Program Files (x86)\Evernote\Evernote\EvernoteIE.dll/204 (file missing)
O10 - Unknown file in Winsock LSP: c:\program files (x86)\common files\microsoft shared\windows live\wlidnsp.dll
O10 - Unknown file in Winsock LSP: c:\program files (x86)\common files\microsoft shared\windows live\wlidnsp.dll
O11 - Options group: [ACCELERATED_GRAPHICS] Accelerated graphics
O18 - Protocol: skype4com - {FFC8B962-9B40-4DFF-9458-1830C7DD7F5D} - C:\PROGRA~2\COMMON~1\Skype\SKYPE4~1.DLL
O18 - Protocol: viprotocol - {B658800C-F66E-4EF3-AB85-6C0C227862A9} - (no file)
O18 - Protocol: wlpg - {E43EF6CD-A37A-4A9B-9E6F-83F89B8E6324} - C:\Program Files (x86)\Windows Live\Photo Gallery\AlbumDownloadProtocolHandler.dll
O18 - Filter hijack: text/xml - {807573E5-5146-11D5-A672-00B0D022E945} - C:\Program Files (x86)\Common Files\Microsoft Shared\OFFICE14\MSOXMLMF.DLL
O23 - Service: Adobe Acrobat Update Service (AdobeARMservice) - Adobe Systems Incorporated - C:\Program Files (x86)\Common Files\Adobe\ARM\1.0\armsvc.exe
O23 - Service: Adobe Flash Player Update Service (AdobeFlashPlayerUpdateSvc) - Adobe Systems Incorporated - C:\Windows\SysWOW64\Macromed\Flash\FlashPlayerUpdateService.exe
O23 - Service: Andrea ST Filters Service (AESTFilters) - Andrea Electronics Corporation - C:\Program Files\IDT\WDM\AESTSr64.exe
O23 - Service: @%SystemRoot%\system32\Alg.exe,-112 (ALG) - Unknown owner - C:\Windows\System32\alg.exe (file missing)
O23 - Service: AMD External Events Utility - Unknown owner - C:\Windows\system32\atiesrxx.exe (file missing)
O23 - Service: avast! Antivirus - AVAST Software - C:\Program Files\AVAST Software\Avast\AvastSvc.exe
O23 - Service: @%SystemRoot%\system32\efssvc.dll,-100 (EFS) - Unknown owner - C:\Windows\System32\lsass.exe (file missing)
O23 - Service: Easybits Services for Windows (ezSharedSvc) - EasyBits Software AS - C:\Windows\System32\ezSharedSvcHost.exe
O23 - Service: @%systemroot%\system32\fxsresm.dll,-118 (Fax) - Unknown owner - C:\Windows\system32\fxssvc.exe (file missing)
O23 - Service: GamesAppService - WildTangent, Inc. - C:\Program Files (x86)\WildTangent Games\App\GamesAppService.exe
O23 - Service: Servizio di Google Update (gupdate) (gupdate) - Google Inc. - C:\Program Files (x86)\Google\Update\GoogleUpdate.exe
O23 - Service: Servizio Google Update (gupdatem) (gupdatem) - Google Inc. - C:\Program Files (x86)\Google\Update\GoogleUpdate.exe
O23 - Service: Google Software Updater (gusvc) - Google - C:\Program Files (x86)\Google\Common\Google Updater\GoogleUpdaterService.exe
O23 - Service: HP Support Assistant Service - Hewlett-Packard Company - C:\Program Files (x86)\Hewlett-Packard\HP Support Framework\hpsa_service.exe
O23 - Service: HP Client Services (HPClientSvc) - Hewlett-Packard Company - C:\Program Files\Hewlett-Packard\HP Client Services\HPClientServices.exe
O23 - Service: HP Connection Manager 4 Service (hpCMSrv) - Hewlett-Packard Development Company L.P. - C:\Program Files (x86)\Hewlett-Packard\HP Connection Manager\hpCMSrv.exe
O23 - Service: HP Software Framework Service (hpqwmiex) - Hewlett-Packard Company - C:\Program Files (x86)\Hewlett-Packard\Shared\hpqWmiEx.exe
O23 - Service: HP Service (hpsrv) - Unknown owner - C:\Windows\system32\Hpservice.exe (file missing)
O23 - Service: HPWMISVC - Hewlett-Packard Development Company, L.P. - C:\Program Files (x86)\Hewlett-Packard\HP Quick Launch\HPWMISVC.exe
O23 - Service: Intel(R) Rapid Storage Technology (IAStorDataMgrSvc) - Intel Corporation - C:\Program Files (x86)\Intel\Intel(R) Rapid Storage Technology\IAStorDataMgrSvc.exe
O23 - Service: IconMan_R - Realsil Microelectronics Inc. - C:\Program Files (x86)\Realtek\Realtek PCIE Card Reader\RIconMan.exe
O23 - Service: @keyiso.dll,-100 (KeyIso) - Unknown owner - C:\Windows\system32\lsass.exe (file missing)
O23 - Service: LiveUpSC - SoftwareUpdService - C:\Users\danilo\AppData\Local\SoftwareUpdater\SoftwareUpdService.exe
O23 - Service: Intel(R) Management and Security Application Local Management Service (LMS) - Intel Corporation - C:\Program Files (x86)\Intel\Intel(R) Management Engine Components\LMS\LMS.exe
O23 - Service: MBAMScheduler - Malwarebytes Corporation - C:\Program Files (x86)\Malwarebytes' Anti-Malware\mbamscheduler.exe
O23 - Service: MBAMService - Malwarebytes Corporation - C:\Program Files (x86)\Malwarebytes' Anti-Malware\mbamservice.exe
O23 - Service: @comres.dll,-2797 (MSDTC) - Unknown owner - C:\Windows\System32\msdtc.exe (file missing)
O23 - Service: @%SystemRoot%\System32\netlogon.dll,-102 (Netlogon) - Unknown owner - C:\Windows\system32\lsass.exe (file missing)
O23 - Service: @%systemroot%\system32\psbase.dll,-300 (ProtectedStorage) - Unknown owner - C:\Windows\system32\lsass.exe (file missing)
O23 - Service: @%systemroot%\system32\Locator.exe,-2 (RpcLocator) - Unknown owner - C:\Windows\system32\locator.exe (file missing)
O23 - Service: @%SystemRoot%\system32\samsrv.dll,-1 (SamSs) - Unknown owner - C:\Windows\system32\lsass.exe (file missing)
O23 - Service: Serv Updater (ServUpdater) - ServiceUpd - C:\Users\danilo\AppData\Local\ServUpdater\ServiceUpd.exe
O23 - Service: Skype Updater (SkypeUpdate) - Skype Technologies - C:\Program Files (x86)\Skype\Updater\Updater.exe
O23 - Service: @%SystemRoot%\system32\snmptrap.exe,-3 (SNMPTRAP) - Unknown owner - C:\Windows\System32\snmptrap.exe (file missing)
O23 - Service: @%systemroot%\system32\spoolsv.exe,-1 (Spooler) - Unknown owner - C:\Windows\System32\spoolsv.exe (file missing)
O23 - Service: @%SystemRoot%\system32\sppsvc.exe,-101 (sppsvc) - Unknown owner - C:\Windows\system32\sppsvc.exe (file missing)
O23 - Service: @%SystemRoot%\system32\stlang64.dll,-10101 (STacSV) - IDT, Inc. - C:\Program Files\IDT\WDM\STacSV64.exe
O23 - Service: @%SystemRoot%\system32\ui0detect.exe,-101 (UI0Detect) - Unknown owner - C:\Windows\system32\UI0Detect.exe (file missing)
O23 - Service: Intel(R) Management and Security Application User Notification Service (UNS) - Intel Corporation - C:\Program Files (x86)\Intel\Intel(R) Management Engine Components\UNS\UNS.exe
O23 - Service: @%SystemRoot%\system32\vaultsvc.dll,-1003 (VaultSvc) - Unknown owner - C:\Windows\system32\lsass.exe (file missing)
O23 - Service: @%SystemRoot%\system32\vds.exe,-100 (vds) - Unknown owner - C:\Windows\System32\vds.exe (file missing)
O23 - Service: @%systemroot%\system32\vssvc.exe,-102 (VSS) - Unknown owner - C:\Windows\system32\vssvc.exe (file missing)
O23 - Service: @%SystemRoot%\system32\Wat\WatUX.exe,-601 (WatAdminSvc) - Unknown owner - C:\Windows\system32\Wat\WatAdminSvc.exe (file missing)
O23 - Service: @%systemroot%\system32\wbengine.exe,-104 (wbengine) - Unknown owner - C:\Windows\system32\wbengine.exe (file missing)
O23 - Service: @%Systemroot%\system32\wbem\wmiapsrv.exe,-110 (wmiApSrv) - Unknown owner - C:\Windows\system32\wbem\WmiApSrv.exe (file missing)
O23 - Service: @%PROGRAMFILES%\Windows Media Player\wmpnetwk.exe,-101 (WMPNetworkSvc) - Unknown owner - C:\Program Files (x86)\Windows Media Player\wmpnetwk.exe (file missing)
--
End of file - 13611 bytes