Hola,
Un saludo a todos.
He pasado un analizador del registro de hijackThis y me ha encontrado unos cuantos errores, y nose como poner el archivo txt aqui.
muchas gracias.

Os pego el archivo, si no devo hacerlo asi, espero me disculpen.

Logfile of Advanced SystemCare 3 Security Analyzer
Scan saved at 0:28:10, on 03/07/2009
Platform: Windows Vista (WinNT 6.0)
MSIE: Internet Explorer v8.0 (8.0.6001.18783)
Boot mode: Normal

Running processes:
C:\Windows\system32\taskeng.exe
C:\Windows\system32\Dwm.exe
C:\Windows\Explorer.EXE
C:\Program Files\Windows Defender\MSASCui.exe
C:\Windows\RtHDVCpl.exe
C:\Program Files\Logitech\SetPoint\SetPoint.exe
C:\Windows\System32\rundll32.exe
C:\Windows\WindowsMobile\wmdSync.exe
C:\Program Files\ZyXEL\ADSL USB Modem\CnxDslTb.exe
C:\Program Files\ESET\ESET Smart Security\egui.exe
C:\Windows\System32\rundll32.exe
C:\Program Files\Google\GoogleToolbarNotifier\GoogleToolbarNotifier.exe­
C:\Program Files\Windows Media Player\wmpnscfg.exe
C:\Program Files\Windows Sidebar\sidebar.exe
C:\Program Files\Common Files\Logishrd\KHAL2\KHALMNPR.EXE
C:\Windows\system32\conime.exe
C:\Program Files\IObit\IObit Security 360\IS360tray.exe
C:\Program Files\IObit\Advanced SystemCare 3\AWC.exe
O2 - BHO: (no name) - {06849E9F-C8D7-4D59-B87D-784B7D6BE0B3} - (no file)
O2 - BHO: Groove GFS Browser Helper - {72853161-30C5-4D22-B7F9-0BBC1D38A37E} - C:\Program Files\Microsoft Office\Office12\GrooveShellExtensions.dll
O2 - BHO: Groove GFS Browser Helper - {9030D464-4C02-4ABF-8ECC-5164760863C6} - C:\Program Files\Common Files\Microsoft Shared\Windows Live\WindowsLiveLogin.dll
O2 - BHO: Groove GFS Browser Helper - {AA58ED58-01DD-4d91-8333-CF10577473F7} - C:\Program Files\Google\Google Toolbar\GoogleToolbar.dll
O2 - BHO: Groove GFS Browser Helper - {AF69DE43-7D58-4638-B6FA-CE66B5AD205D} - C:\Program Files\Google\GoogleToolbarNotifier\5.1.1309.3572\swg.dll
O2 - BHO: Google Dictionary Compression sdch - {C84D72FE-E17D-4195-BB24-76C02E2E7C4E} - C:\Program Files\Google\Google Toolbar\Component\fastsearch_A8904FB862BD9564.dll
O2 - BHO: Google Dictionary Compression sdch - {DBC80044-A445-435b-BC74-9C25C1C588A9} - C:\Program Files\Java\jre6\bin\jp2ssv.dll
O2 - BHO: HP Smart BHO Class - {FFFFFFFF-CF4E-4F2B-BDC2-0E72E116A856} - C:\Program Files\HP\Digital Imaging\Smart Web Printing\hpswp_BHO.dll
O3 - Toolbar: Google Toolbar - {2318C2B1-4965-11d4-9B18-009027A5CD4F} - C:\Program Files\Google\Google Toolbar\GoogleToolbar.dll
O4 - HKCU\..\Run: [swg] C:\Program Files\Google\GoogleToolbarNotifier\GoogleToolbarNotifier.exe­
O4 - HKCU\..\Run: [WMPNSCFG] C:\Program Files\Windows Media Player\WMPNSCFG.exe
O4 - HKCU\..\Run: [Sidebar] C:\Program Files\Windows Sidebar\sidebar.exe /autoRun
O4 - HKLM\..\Run: [RtHDVCpl] RtHDVCpl.exe
O4 - HKLM\..\Run: [Skytel] Skytel.exe
O4 - HKLM\..\Run: [SetPoint] C:\Program Files\Logitech\SetPoint\SetPoint.EXE
O4 - HKLM\..\Run: [Kernel and Hardware Abstraction Layer] KHALMNPR.EXE
O4 - HKLM\..\Run: [NvSvc] RUNDLL32.EXE C:\Windows\system32\nvsvc.dll,nvsvcStart
O4 - HKLM\..\Run: [NvCplDaemon] RUNDLL32.EXE C:\Windows\system32\NvCpl.dll,NvStartup
O4 - HKLM\..\Run: [NvMediaCenter] RUNDLL32.EXE C:\Windows\system32\NvMcTray.dll,NvTaskbarInit
O4 - HKLM\..\Run: [CnxDslTaskBar] "C:\Program Files\ZyXEL\ADSL USB Modem\CnxDslTb.exe"
O4 - HKLM\..\Run: [egui] "C:\Program Files\ESET\ESET Smart Security\egui.exe" /hide /waitservice
O4 - HKLM\..\Run: [Adobe Reader Speed Launcher] "C:\Program Files\Adobe\Reader 8.0\Reader\Reader_sl.exe"
O9 - Extra button: Enviar a OneNote - {2670000A-7350-4f3c-8081-5663EE0C6C49} -
O9 - Extra button: Research - {92780B25-18CC-41C8-B9BE-3C9C571A8263} - C:\PROGRA~1\MICROS~2\Office12\REFIEBAR.DLL
O9 - Extra button: Selección inteligente de HP - {DDE87865-83C5-48c4-8357-2F5B1AA84522} -
O16 - DPF: {05CA9FB0-3E3E-4B36-BF41-0E3A5CAA8CD8} (Office Genuine Advantage Validation Tool) - http://download.microsoft.com/...
O16 - DPF: {17492023-C23A-453E-A040-C7C580BBF700} (Windows Genuine Advantage Validation Tool) - http://download.microsoft.com/...
O16 - DPF: {1E54D648-B804-468d-BC78-4AFFED8E262E} (System Requirements Lab Class) - http://www.nvidia.com/content/DriverDownload/srl/3.0.0.0/srl_bin/sysreqlab3.cab
O16 - DPF: {4F1E5B1A-2A80-42CA-8532-2D05CB959537} (MSN Photo Upload Tool) - http://gfx1.hotmail.com/mail/w2/resources/VistaMSNPUpldes-es.cab
O16 - DPF: {6414512B-B978-451D-A0D8-FCFDF33E833C} (WUWebControl Class) - http://update.microsoft.com/...
O16 - DPF: {6E32070A-766D-4EE6-879C-DC1FA91D2FC3} (MUWebControl Class) - http://update.microsoft.com/...
O16 - DPF: {8AD9C840-044E-11D1-B3E9-00805F499D93} (Java Plug-in 1.6.0_13) - http://java.sun.com/update/1.6.0/jinstall-1_6_0_13-windows-i586.cab
O16 - DPF: {8FFBE65D-2C9C-4669-84BD-5829DC0B603C} - http://fpdownload.macromedia.com/get/flashplayer/current/polarbear/ultrashim.cab
O16 - DPF: {CAFEEFAC-0016-0000-0005-ABCDEFFEDCBA} (Java Plug-in 1.6.0_05) - http://java.sun.com/update/1.6.0/jinstall-1_6_0_05-windows-i586.cab
O16 - DPF: {CAFEEFAC-0016-0000-0013-ABCDEFFEDCBA} (Java Plug-in 1.6.0_13) - http://java.sun.com/update/1.6.0/jinstall-1_6_0_13-windows-i586.cab
O16 - DPF: {CAFEEFAC-FFFF-FFFF-FFFF-ABCDEFFEDCBA} (Java Plug-in 1.6.0_13) - http://java.sun.com/update/1.6.0/jinstall-1_6_0_13-windows-i586.cab
O16 - DPF: {D27CDB6E-AE6D-11CF-96B8-444553540000} - http://fpdownload2.macromedia.com/get/shockwave/cabs/flash/swflash.cab
O23 - Service: Adobe LM Service - Adobe Systems - C:\Program Files\Common Files\Adobe Systems Shared\Service\Adobelmsvc.exe
O23 - Service: ##Id_String1.6844F930_1628_4223_B5CC_5BB94B879762## (Bonjour Service) - Unknown - C:\Program Files\Bonjour\mDNSResponder.exe
O23 - Service: Defragmentation-Service (DfSdkS) - mst software GmbH, Germany - C:\Program Files\Ashampoo\Ashampoo WinOptimizer 6\Dfsdks.exe
O23 - Service: Eset HTTP Server (EhttpSrv) - ESET - C:\Program Files\ESET\ESET Smart Security\EHttpSrv.exe
O23 - Service: Eset Service (ekrn) - ESET - C:\Program Files\ESET\ESET Smart Security\ekrn.exe
O23 - Service: FLEXnet Licensing Service - Macrovision Europe Ltd. - C:\Program Files\Common Files\Macrovision Shared\FLEXnet Publisher\FNPLicensingService.exe
O23 - Service: Google Software Updater (gusvc) - Google - C:\Program Files\Google\Common\Google Updater\GoogleUpdaterService.exe
O23 - Service: IS360service - Unknown - C:\Program Files\IObit\IObit Security 360\IS360srv.exe
O23 - Service: Logitech Bluetooth Service (LBTServ) - Logitech, Inc. - C:\Program Files\Common Files\Logitech\Bluetooth\LBTServ.exe
O23 - Service: Cyberlink RichVideo Service(CRVS) (RichVideo) - Unknown owner - C:\Program Files\CyberLink\Shared Files\RichVideo.exe
O23 - Service: @%SystemRoot%\System32\TuneUpDefragService.exe,-1 (TuneUp.Defrag) - TuneUp Software - C:\Windows\System32\TuneUpDefragService.exe
O23 - Service: @%SystemRoot%\System32\TUProgSt.exe,-1 (TuneUp.ProgramStatisticsSvc) - TuneUp Software - C:\Windows\System32\TUProgSt.exe
O23 - Service: @%ProgramFiles%\Windows Media Player\wmpnetwk.exe,-101 (WMPNetworkSvc) - Unknown - %ProgramFiles%\Windows Media Player\wmpnetwk.exe

Configuración: Windows Vista Internet Explorer 8.0