inanzitutto mi spiace di aver causato delle polemiche..
ho capito poi che nn eseguendo H.T. come amministratore (ho vista), lo stesso software mi apriva un file log vecchio e non avendone controllato la data, ho postato quello errato. di seguito il log di oggi...
grazie per la disponibilità
ugo

Logfile of Trend Micro HijackThis v2.0.2
Scan saved at 14.45.50, on 13/04/2011
Platform: Windows Vista SP2 (WinNT 6.00.1906)
MSIE: Internet Explorer v8.00 (8.00.6001.19019)
Boot mode: Normal

Running processes:
C:\Windows\system32\Dwm.exe
C:\Windows\Explorer.EXE
C:\Windows\system32\taskeng.exe
C:\Windows\SMINST\scheduler.exe
C:\Windows\System32\hkcmd.exe
C:\Windows\System32\igfxpers.exe
C:\Program Files\PDF Complete\pdfsty.exe
C:\Program Files\Hewlett-Packard\HP ProtectTools Security Manager\pthosttr.exe
C:\Program Files\Synaptics\SynTP\SynTPEnh.exe
C:\Program Files\Hewlett-Packard\HP Wireless Assistant\HPWAMain.exe
C:\Program Files\Hewlett-Packard\HP Wireless Assistant\WiFiMsg.exe
C:\Program Files\Hewlett-Packard\HP Quick Launch Buttons\QLBCTRL.exe
C:\Program Files\Common Files\Symantec Shared\PIF\{B8E1DD85-8582-4c61-B58F-2F227FCA9A08}\PIFSvc.exe
C:\Program Files\Microsoft Office\Office12\GrooveMonitor.exe
C:\Program Files\Hp\HP Software Update\hpwuschd2.exe
C:\Program Files\Common Files\Java\Java Update\jusched.exe
C:\Program Files\Analog Devices\Core\smax4pnp.exe
C:\Program Files\Alwil Software\Avast5\AvastUI.exe
C:\Program Files\Common Files\InstallShield\UpdateService\ISUSPM.exe
C:\Users\User\AppData\Roaming\Dropbox\bin\Dropbox.exe
C:\Program Files\Hewlett-Packard\Shared\HpqToaster.exe
C:\Windows\system32\wuauclt.exe
C:\Windows\system32\igfxsrvc.exe
C:\Program Files\Trend Micro\HijackThis\HijackThis.exe
C:\Windows\system32\DllHost.exe

R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Search Bar = Preserve
R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Start Page = http://www.google.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://ie.redirect.hp.com/svs/rdr?TYPE=3&tp=iehome&locale=IT_IT&c=74&bd=smb&pf=laptop
R0 - HKCU\Software\Microsoft\Internet Explorer\Toolbar,LinksFolderName =
O1 - Hosts: ::1 localhost
O2 - BHO: (no name) - {02478D38-C3F9-4efb-9B51-7695ECA05670} - (no file)
O2 - BHO: AcroIEHelperStub - {18DF081C-E8AD-4283-A596-FA578C2EBDC3} - C:\Program Files\Common Files\Adobe\Acrobat\ActiveX\AcroIEHelperShim.dll
O2 - BHO: Canon Easy-WebPrint EX BHO - {3785D0AD-BFFF-47F6-BF5B-A587C162FED9} - C:\Program Files\Canon\Easy-WebPrint EX\ewpexbho.dll
O2 - BHO: Groove GFS Browser Helper - {72853161-30C5-4D22-B7F9-0BBC1D38A37E} - C:\Program Files\Microsoft Office\Office12\GrooveShellExtensions.dll
O2 - BHO: avast! WebRep - {8E5E2654-AD2D-48bf-AC2D-D17F00898D06} - C:\Program Files\Alwil Software\Avast5\aswWebRepIE.dll
O2 - BHO: Windows Live ID Sign-in Helper - {9030D464-4C02-4ABF-8ECC-5164760863C6} - C:\Program Files\Common Files\Microsoft Shared\Windows Live\WindowsLiveLogin.dll
O2 - BHO: Google Toolbar Helper - {AA58ED58-01DD-4d91-8333-CF10577473F7} - c:\program files\google\googletoolbar1.dll
O2 - BHO: Google Toolbar Notifier BHO - {AF69DE43-7D58-4638-B6FA-CE66B5AD205D} - C:\Program Files\Google\GoogleToolbarNotifier\5.2.4204.1700\swg.dll
O2 - BHO: Java(tm) Plug-In 2 SSV Helper - {DBC80044-A445-435b-BC74-9C25C1C588A9} - C:\Program Files\Java\jre6\bin\jp2ssv.dll
O3 - Toolbar: &Google - {2318C2B1-4965-11d4-9B18-009027A5CD4F} - c:\program files\google\googletoolbar1.dll
O3 - Toolbar: (no name) - {EF99BD32-C1FB-11D2-892F-0090271D4F88} - (no file)
O3 - Toolbar: Canon Easy-WebPrint EX - {759D9886-0C6F-4498-BAB6-4A5F47C6C72F} - C:\Program Files\Canon\Easy-WebPrint EX\ewpexhlp.dll
O3 - Toolbar: avast! WebRep - {8E5E2654-AD2D-48bf-AC2D-D17F00898D06} - C:\Program Files\Alwil Software\Avast5\aswWebRepIE.dll
O4 - HKLM\..\Run: [IgfxTray] C:\Windows\system32\igfxtray.exe
O4 - HKLM\..\Run: [HotKeysCmds] C:\Windows\system32\hkcmd.exe
O4 - HKLM\..\Run: [Persistence] C:\Windows\system32\igfxpers.exe
O4 - HKLM\..\Run: [PDF Complete] "C:\Program Files\PDF Complete\pdfsty.exe"
O4 - HKLM\..\Run: [PTHOSTTR] C:\Program Files\Hewlett-Packard\HP ProtectTools Security Manager\PTHOSTTR.EXE /Start
O4 - HKLM\..\Run: [SynTPEnh] C:\Program Files\Synaptics\SynTP\SynTPEnh.exe
O4 - HKLM\..\Run: [hpWirelessAssistant] %ProgramFiles%\Hewlett-Packard\HP Wireless Assistant\HPWAMain.exe
O4 - HKLM\..\Run: [WAWifiMessage] %ProgramFiles%\Hewlett-Packard\HP Wireless Assistant\WiFiMsg.exe
O4 - HKLM\..\Run: [HP Health Check Scheduler] c:\Program Files\Hewlett-Packard\HP Health Check\HPHC_Scheduler.exe
O4 - HKLM\..\Run: [QlbCtrl] %ProgramFiles%\Hewlett-Packard\HP Quick Launch Buttons\QlbCtrl.exe /Start
O4 - HKLM\..\Run: [SynTPStart] C:\Program Files\Synaptics\SynTP\SynTPStart.exe
O4 - HKLM\..\Run: [Symantec PIF AlertEng] "C:\Program Files\Common Files\Symantec Shared\PIF\{B8E1DD85-8582-4c61-B58F-2F227FCA9A08}\PIFSvc.exe" /a /m "C:\Program Files\Common Files\Symantec Shared\PIF\{B8E1DD85-8582-4c61-B58F-2F227FCA9A08}\AlertEng.dll"
O4 - HKLM\..\Run: [GrooveMonitor] "C:\Program Files\Microsoft Office\Office12\GrooveMonitor.exe"
O4 - HKLM\..\Run: [Adobe Reader Speed Launcher] "C:\Program Files\Adobe\Reader 9.0\Reader\Reader_sl.exe"
O4 - HKLM\..\Run: [AdobeCS4ServiceManager] "C:\Program Files\Common Files\Adobe\CS4ServiceManager\CS4ServiceManager.exe" -launchedbylogin
O4 - HKLM\..\Run: [HP Software Update] C:\Program Files\Hp\HP Software Update\HPWuSchd2.exe
O4 - HKLM\..\Run: [SunJavaUpdateSched] "C:\Program Files\Common Files\Java\Java Update\jusched.exe"
O4 - HKLM\..\Run: [SoundMAXPnP] C:\Program Files\Analog Devices\Core\smax4pnp.exe
O4 - HKLM\..\Run: [Malwarebytes Anti-Malware (reboot)] "C:\Program Files\Malwarebytes' Anti-Malware\mbam.exe" /runcleanupscript
O4 - HKLM\..\Run: [avast5] C:\PROGRA~1\ALWILS~1\Avast5\avastUI.exe /nogui
O4 - HKLM\..\RunOnce: [ST Recovery Launcher] %WINDIR%\SMINST\launcher.exe
O4 - HKCU\..\Run: [ISUSPM] "C:\Program Files\Common Files\InstallShield\UpdateService\ISUSPM.exe" -scheduler
O4 - HKCU\..\Run: [Google Update] "C:\Users\User\AppData\Local\Google\Update\GoogleUpdate.exe" /c
O4 - HKUS\S-1-5-19\..\Run: [Sidebar] %ProgramFiles%\Windows Sidebar\Sidebar.exe /detectMem (User 'SERVIZIO LOCALE')
O4 - HKUS\S-1-5-19\..\Run: [WindowsWelcomeCenter] rundll32.exe oobefldr.dll,ShowWelcomeCenter (User 'SERVIZIO LOCALE')
O4 - HKUS\S-1-5-20\..\Run: [Sidebar] %ProgramFiles%\Windows Sidebar\Sidebar.exe /detectMem (User 'SERVIZIO DI RETE')
O4 - Startup: Dropbox.lnk = C:\Users\User\AppData\Roaming\Dropbox\bin\Dropbox.exe
O4 - Startup: Ritaglio schermata e avvio di OneNote 2007.lnk = C:\Program Files\Microsoft Office\Office12\ONENOTEM.EXE
O4 - Global Startup: DVD Check.lnk = C:\Program Files\InterVideo\DVD Check\DVDCheck.exe
O9 - Extra button: Invia a OneNote - {2670000A-7350-4f3c-8081-5663EE0C6C49} - C:\PROGRA~1\MICROS~1\Office12\ONBttnIE.dll
O9 - Extra 'Tools' menuitem: I&nvia a OneNote - {2670000A-7350-4f3c-8081-5663EE0C6C49} - C:\PROGRA~1\MICROS~1\Office12\ONBttnIE.dll
O9 - Extra button: (no name) - {85d1f590-48f4-11d9-9669-0800200c9a66} - C:\Windows\bdoscandel.exe
O9 - Extra 'Tools' menuitem: Uninstall BitDefender Online Scanner v8 - {85d1f590-48f4-11d9-9669-0800200c9a66} - C:\Windows\bdoscandel.exe
O9 - Extra button: Research - {92780B25-18CC-41C8-B9BE-3C9C571A8263} - C:\PROGRA~1\MICROS~1\Office12\REFIEBAR.DLL
O13 - Gopher Prefix:
O16 - DPF: {02BF25D5-8C17-4B23-BC80-D3488ABDDC6B} (QuickTime Plugin Control) - http://appldnld.apple.com.edgesuite.net/content.info.apple.com/QuickTime/qtactivex/qtplugin.cab
O16 - DPF: {0CCA191D-13A6-4E29-B746-314DEE697D83} (Facebook Photo Uploader 5 Control) - http://upload.facebook.com/controls/2008.10.10_v5.5.8/FacebookPhotoUploader5.cab
O16 - DPF: {193C772A-87BE-4B19-A7BB-445B226FE9A1} (ewidoOnlineScan Control) - http://downloads.ewido.net/ewidoOnlineScan.cab
O16 - DPF: {30528230-99f7-4bb4-88d8-fa1d4f56a2ab} - C:\Program Files\Yahoo!\Common\yinsthelper.dll
O16 - DPF: {5D86DDB5-BDF9-441B-9E9E-D4730F4EE499} (BDSCANONLINE Control) - http://download.bitdefender.com/resources/scan8/oscan8.cab
O16 - DPF: {C1B7E532-3ECB-4E9E-BB3A-2951FFE67C61} - http://c6.community.alice.it/download/DownloaderActiveX.cab
O16 - DPF: {CF40ACC5-E1BB-4AFF-AC72-04C2F616BCA7} - http://www.adobe.com/products/acrobat/nos/gp.cab
O16 - DPF: {D27CDB6E-AE6D-11CF-96B8-444553556900} - http://fpdownload2.macromedia.com/get/shockwave/cabs/flash/swflash.cab
O18 - Protocol: grooveLocalGWS - {88FED34C-F0CA-4636-A375-3CB6248B04CD} - C:\Program Files\Microsoft Office\Office12\GrooveSystemServices.dll
O18 - Protocol: skype4com - {FFC8B962-9B40-4DFF-9458-1830C7DD7F5D} - C:\PROGRA~1\COMMON~1\Skype\SKYPE4~1.DLL
O20 - Winlogon Notify: DeviceNP - C:\Windows\SYSTEM32\DeviceNP.dll
O23 - Service: Andrea ADI Filters Service (AEADIFilters) - Andrea Electronics Corporation - C:\Windows\system32\AEADISRV.EXE
O23 - Service: Agere Modem Call Progress Audio (AgereModemAudio) - Agere Systems - C:\Windows\system32\agrsmsvc.exe
O23 - Service: avast! Antivirus - AVAST Software - C:\Program Files\Alwil Software\Avast5\AvastSvc.exe
O23 - Service: Com4Qlb - Hewlett-Packard Development Company, L.P. - C:\Program Files\Hewlett-Packard\HP Quick Launch Buttons\Com4Qlb.exe
O23 - Service: Controllo/blocco dispositivi HP ProtectTools (FLCDLOCK) - Hewlett-Packard Ltd - C:\Windows\system32\flcdlock.exe
O23 - Service: FLEXnet Licensing Service - Acresso Software Inc. - C:\Program Files\Common Files\Macrovision Shared\FLEXnet Publisher\FNPLicensingService.exe
O23 - Service: Google Update Service (gupdate1c987d9287e2b20) (gupdate1c987d9287e2b20) - Google Inc. - C:\Program Files\Google\Update\GoogleUpdate.exe
O23 - Service: Google Software Updater (gusvc) - Google - C:\Program Files\Google\Common\Google Updater\GoogleUpdaterService.exe
O23 - Service: HP Health Check Service - Hewlett-Packard - c:\Program Files\Hewlett-Packard\HP Health Check\hphc_service.exe
O23 - Service: hpqwmiex - Hewlett-Packard Development Company, L.P. - C:\Program Files\Hewlett-Packard\Shared\hpqwmiex.exe
O23 - Service: InstallDriver Table Manager (IDriverT) - Macrovision Corporation - C:\Program Files\Common Files\InstallShield\Driver\11\Intel 32\IDriverT.exe
O23 - Service: Canon Inkjet Printer/Scanner/Fax Extended Survey Program (IJPLMSVC) - Unknown owner - C:\Program Files\Canon\IJPLM\IJPLMSVC.EXE
O23 - Service: IviRegMgr - InterVideo - C:\Program Files\Common Files\InterVideo\RegMgr\iviRegMgr.exe
O23 - Service: LightScribeService Direct Disc Labeling Service (LightScribeService) - Hewlett-Packard Company - C:\Program Files\Common Files\LightScribe\LSSrvc.exe
O23 - Service: LiveUpdate - Symantec Corporation - C:\PROGRA~1\Symantec\LIVEUP~1\LUCOMS~1.EXE
O23 - Service: LiveUpdate Notice Service Ex (LiveUpdate Notice Ex) - Unknown owner - C:\Program Files\Common Files\Symantec Shared\ccSvcHst.exe (file missing)
O23 - Service: LiveUpdate Notice Service - Symantec Corporation - C:\Program Files\Common Files\Symantec Shared\PIF\{B8E1DD85-8582-4c61-B58F-2F227FCA9A08}\PIFSvc.exe
O23 - Service: McAfee Security Scan Component Host Service (McComponentHostService) - McAfee, Inc. - C:\Program Files\McAfee Security Scan\2.0.181\McCHSvc.exe
O23 - Service: PDF Document Manager (pdfcDispatcher) - PDF Complete Inc - C:\Program Files\PDF Complete\pdfsvc.exe
O23 - Service: Protexis Licensing V2 (PSI_SVC_2) - Protexis Inc. - c:\Program Files\Common Files\Protexis\License Service\PsiService_2.exe
O23 - Service: RoxMediaDB9 - Sonic Solutions - c:\Program Files\Common Files\Roxio Shared\9.0\SharedCOM\RoxMediaDB9.exe
O23 - Service: stllssvr - MicroVision Development, Inc. - c:\Program Files\Common Files\SureThing Shared\stllssvr.exe
O23 - Service: Utilità di pianificazione di LiveUpdate automatico - Symantec Corporation - C:\Program Files\Symantec\LiveUpdate\ALUSchedulerSvc.exe

--
End of file - 12006 bytes

nuovo si .. --> [HijackThis v2.0.2]






ps non comento il log