Ralentissement pc

Bonjour,
depuis 2-3 jours je trouve que mon pc rame un peu, j'ai fait un highjackthis et je suspecte les lignes 15 et 20.
Je cherche un avis plus éclairé que le mien pour traduire ce rapport.

Merci.

Logfile of Trend Micro HijackThis v2.0.2
Scan saved at 18:27:54, on 04/02/2009
Platform: Windows Vista SP1 (WinNT 6.00.1905)
MSIE: Internet Explorer v7.00 (7.00.6001.18000)
Boot mode: Normal

Running processes:
C:\Windows\system32\Dwm.exe
C:\Windows\Explorer.EXE
C:\Windows\system32\taskeng.exe
C:\Program Files\Sony\VAIO Power Management\SPMgr.exe
C:\Program Files\Windows Defender\MSASCui.exe
C:\Program Files\ATI Technologies\ATI.ACE\Core-Static\MOM.exe
C:\Program Files\Avira\AntiVir PersonalEdition Premium\avgnt.exe
C:\Program Files\COMODO\COMODO Internet Security\cfp.exe
C:\Program Files\Sony\Network Utility\LANUtil.exe
C:\Program Files\RocketDock\RocketDock.exe
C:\Program Files\LogitechV450nano\SetPoint\SetPoint.exe
C:\Program Files\Common Files\Logishrd\KHAL2\KHALMNPR.EXE
C:\Program Files\ATI Technologies\ATI.ACE\Core-Static\CCC.exe
C:\Program Files\Mozilla Firefox\firefox.exe
C:\Program Files\Trend Micro\HijackThis\HJT.exe

R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Default_Page_URL = http://www.aol.fr
R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Search Bar = http://www.recherche.aol.fr/ie.htm
R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Start Page = https://fr.yahoo.com/
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Default_Page_URL = http://www.aol.fr
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 = https://www.bing.com/?toHttps=1&redig=5FC791212101479BAFBE1A679848B1AF
R0 - HKLM\Software\Microsoft\Internet Explorer\Main,Start Page = https://www.msn.com/fr-fr/?ocid=iehp
R0 - HKLM\Software\Microsoft\Internet Explorer\Search,SearchAssistant =
R0 - HKLM\Software\Microsoft\Internet Explorer\Search,CustomizeSearch =
R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Window Title = Microsoft Internet Explorer fourni par AOL
R0 - HKCU\Software\Microsoft\Internet Explorer\Toolbar,LinksFolderName =
O1 - Hosts: ::1 localhost
O2 - BHO: Aide pour le lien d'Adobe PDF Reader - {06849E9F-C8D7-4D59-B87D-784B7D6BE0B3} - C:\Program Files\Common Files\Adobe\Acrobat\ActiveX\AcroIEHelper.dll
O2 - BHO: Java(tm) Plug-In SSV Helper - {761497BB-D6F0-462C-B6EB-D4DAF1D92D43} - C:\Program Files\Java\jre6\bin\ssv.dll
O2 - BHO: Programme d'aide de l'Assistant de connexion Windows Live - {9030D464-4C02-4ABF-8ECC-5164760863C6} - C:\Program Files\Common Files\Microsoft Shared\Windows Live\WindowsLiveLogin.dll
O2 - BHO: Browser Address Error Redirector - {CA6319C0-31B7-401E-A518-A07C3DB8F777} - C:\PROGRA~1\GOOGLE~1\BAE.dll
O2 - BHO: Java(tm) Plug-In 2 SSV Helper - {DBC80044-A445-435b-BC74-9C25C1C588A9} - C:\Program Files\Java\jre6\bin\jp2ssv.dll
O4 - HKLM\..\Run: [Windows Defender] %ProgramFiles%\Windows Defender\MSASCui.exe -hide
O4 - HKLM\..\Run: [RtHDVCpl] RtHDVCpl.exe
O4 - HKLM\..\Run: [SynTPEnh] C:\Program Files\Synaptics\SynTP\SynTPEnh.exe
O4 - HKLM\..\Run: [StartCCC] "C:\Program Files\ATI Technologies\ATI.ACE\Core-Static\CLIStart.exe"
O4 - HKLM\..\Run: [Kernel and Hardware Abstraction Layer] KHALMNPR.EXE
O4 - HKLM\..\Run: [Adobe Reader Speed Launcher] "C:\Program Files\Adobe\Reader 8.0\Reader\Reader_sl.exe"
O4 - HKLM\..\Run: [avgnt] "C:\Program Files\Avira\AntiVir PersonalEdition Premium\avgnt.exe" /min
O4 - HKLM\..\Run: [COMODO Internet Security] "C:\Program Files\COMODO\COMODO Internet Security\cfp.exe" -h
O4 - HKLM\..\RunOnce: [Malwarebytes' Anti-Malware] C:\Program Files\Malwarebytes' Anti-Malware\mbamgui.exe /install /silent
O4 - HKLM\..\RunOnce: [COMODO Internet Security] "C:\Program Files\COMODO\COMODO Internet Security\cfpconfg.exe" -z -o
O4 - HKCU\..\Run: [NSUFloatingUI] "C:\Program Files\Sony\Network Utility\LANUtil.exe"
O4 - HKCU\..\Run: [RocketDock] "C:\Program Files\RocketDock\RocketDock.exe"
O4 - Global Startup: Logitech SetPoint.lnk = C:\Program Files\LogitechV450nano\SetPoint\SetPoint.exe
O9 - Extra button: Real.com - {CD67F990-D8E9-11d2-98FE-00C0F0318AFE} - C:\Windows\system32\Shdocvw.dll
O15 - Trusted Zone: *.canalplay.com
O15 - Trusted Zone: *.canalplusactive.com
O16 - DPF: {D27CDB6E-AE6D-11CF-96B8-444553540000} (Shockwave Flash Object) - http://fpdownload2.macromedia.com/get/shockwave/cabs/flash/swflash.cab
O20 - AppInit_DLLs: C:\Windows\system32\guard32.dll
O23 - Service: Avira AntiVir Premium MailGuard (AntiVirMailService) - Avira GmbH - C:\Program Files\Avira\AntiVir PersonalEdition Premium\avmailc.exe
O23 - Service: Planificateur Avira AntiVir Premium (AntiVirScheduler) - Avira GmbH - C:\Program Files\Avira\AntiVir PersonalEdition Premium\sched.exe
O23 - Service: Avira AntiVir Premium Guard (AntiVirService) - Avira GmbH - C:\Program Files\Avira\AntiVir PersonalEdition Premium\avguard.exe
O23 - Service: Avira AntiVir Premium WebGuard (antivirwebservice) - Avira GmbH - C:\Program Files\Avira\AntiVir PersonalEdition Premium\AVWEBGRD.EXE
O23 - Service: Ati External Event Utility - ATI Technologies Inc. - C:\Windows\system32\Ati2evxx.exe
O23 - Service: Service d'assistance Avira AntiVir Premium MailGuard (AVEService) - Avira GmbH - C:\Program Files\Avira\AntiVir PersonalEdition Premium\avesvc.exe
O23 - Service: COMODO Internet Security Helper Service (cmdAgent) - Unknown owner - C:\Program Files\COMODO\COMODO Internet Security\cmdagent.exe
O23 - Service: Intel® PROSet/Wireless Event Log (EvtEng) - Intel(R) Corporation - C:\Program Files\Intel\WiFi\bin\EvtEng.exe
O23 - Service: Logitech Bluetooth Service (LBTServ) - Logitech, Inc. - C:\Program Files\Common Files\Logishrd\Bluetooth\LBTServ.exe
O23 - Service: MSCSPTISRV - Sony Corporation - C:\Program Files\Common Files\Sony Shared\AVLib\MSCSPTISRV.exe
O23 - Service: NMSAccessU - Unknown owner - C:\Program Files\CDBurnerXP\NMSAccessU.exe
O23 - Service: NSUService - Sony Corporation - C:\Program Files\Sony\Network Utility\NSUService.exe
O23 - Service: PACSPTISVR - Sony Corporation - C:\Program Files\Common Files\Sony Shared\AVLib\PACSPTISVR.exe
O23 - Service: Intel® PROSet/Wireless Registry Service (RegSrvc) - Intel(R) Corporation - C:\Program Files\Common Files\Intel\WirelessCommon\RegSrvc.exe
O23 - Service: Realtek Audio Service (RtkAudioService) - Realtek Semiconductor - C:\Windows\RtkAudioService.exe
O23 - Service: Sony SPTI Service (SPTISRV) - Sony Corporation - C:\Program Files\Common Files\Sony Shared\AVLib\SPTISRV.exe
O23 - Service: VAIO Entertainment TV Device Arbitration Service - Sony Corporation - C:\Program Files\Common Files\Sony Shared\VAIO Entertainment Platform\VzHardwareResourceManager\VzHardwareResourceManager\VzHardwareResourceManager.exe
O23 - Service: VAIO Event Service - Sony Corporation - C:\Program Files\Sony\VAIO Event Service\VESMgr.exe
O23 - Service: VAIO Power Management - Sony Corporation - C:\Program Files\Sony\VAIO Power Management\SPMService.exe
O23 - Service: VAIO Content Folder Watcher (VCFw) - Sony Corporation - C:\Program Files\Common Files\Sony Shared\VAIO Content Folder Watcher\VCFw.exe
O23 - Service: VAIO Content Metadata Intelligent Analyzing Manager (VcmIAlzMgr) - Sony Corporation - C:\Program Files\Sony\VCM Intelligent Analyzing Manager\VcmIAlzMgr.exe
O23 - Service: VAIO Content Metadata XML Interface (VcmXmlIfHelper) - Sony Corporation - C:\Program Files\Common Files\Sony Shared\VcmXml\VcmXmlIfHelper.exe
O23 - Service: VAIO Entertainment UPnP Client Adapter (Vcsw) - Sony Corporation - C:\Program Files\Common Files\Sony Shared\VAIO Entertainment Platform\VCSW\VCSW.exe
O23 - Service: VAIO Entertainment Database Service (VzCdbSvc) - Sony Corporation - C:\Program Files\Common Files\Sony Shared\VAIO Entertainment Platform\VzCdb\VzCdbSvc.exe
O23 - Service: XAudioService - Conexant Systems, Inc. - C:\Windows\system32\DRIVERS\xaudio.exe