voila et bonjour mon pc souffre d'une grande grande lenteur depuis quelques temps (miracle que je puisse poster) 
ci dessous le rapport et je vais être franc ça manque de clarté pour moi   
  
Logfile of Trend Micro HijackThis v2.0.2 
Scan saved at 22:40:24, on 14/09/2009 
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\ZoneLabs\vsmon.exe 
C:\Program Files\Alwil Software\Avast4\aswUpdSv.exe 
C:\Program Files\Alwil Software\Avast4\ashServ.exe 
C:\WINDOWS\system32\spoolsv.exe 
C:\Program Files\Teamspeak2_RC2\server_windows.exe 
C:\PROGRA~1\No-IP\DUC20.exe 
C:\Program Files\Bonjour\mDNSResponder.exe 
C:\WINDOWS\system32\CascSvc.exe 
C:\Program Files\Windows Live\Family Safety\fsssvc.exe 
C:\Program Files\Java\jre6\bin\jqs.exe 
C:\Program Files\CDBurnerXP\NMSAccessU.exe 
C:\Program Files\No-IP\DUC20.exe 
C:\WINDOWS\system32\PnkBstrA.exe 
C:\Program Files\Microsoft\Search Enhancement Pack\SeaPort\SeaPort.exe 
C:\Program Files\Alcohol Soft\Alcohol 52\StarWind\StarWindServiceAE.exe 
C:\WINDOWS\system32\svchost.exe 
C:\WINDOWS\system32\SearchIndexer.exe 
C:\Program Files\Alwil Software\Avast4\ashMaiSv.exe 
C:\Program Files\Alwil Software\Avast4\ashWebSv.exe 
C:\WINDOWS\system32\wbem\wmiapsrv.exe 
C:\WINDOWS\RTHDCPL.EXE 
C:\PROGRA~1\ALWILS~1\Avast4\ashDisp.exe 
C:\Program Files\Zone Labs\ZoneAlarm\zlclient.exe 
C:\WINDOWS\vsnpstd.exe 
C:\Program Files\Java\jre6\bin\jusched.exe 
C:\Program Files\Windows Live\Messenger\MsnMsgr.Exe 
C:\WINDOWS\system32\rundll32.exe 
C:\WINDOWS\system32\ctfmon.exe 
C:\Program Files\Windows Live\Contacts\wlcomm.exe 
C:\Program Files\Skype\Phone\Skype.exe 
C:\Program Files\Electronic Arts\EADM\Core.exe 
C:\Program Files\Windows Desktop Search\WindowsSearch.exe 
C:\Program Files\Skype\Plugin Manager\skypePM.exe 
C:\WINDOWS\system32\PnkBstrB.exe 
C:\Program Files\Mozilla Firefox\firefox.exe 
C:\WINDOWS\explorer.exe 
C:\Program Files\Teamspeak2_RC2\TeamSpeak.exe 
C:\Program Files\Apple Software Update\SoftwareUpdate.exe 
C:\WINDOWS\system32\msiexec.exe 
C:\Program Files\Fichiers communs\Apple\Mobile Device Support\bin\AppleMobileDeviceService.exe 
C:\Documents and Settings\Julien.CRESIUS\Mes documents\Téléchargements\HiJackThis.exe 
C:\WINDOWS\system32\taskmgr.exe 
C:\Program Files\iPod\bin\iPodService.exe 
C:\Program Files\iTunes\iTunesHelper.exe 
C:\WINDOWS\system32\SearchProtocolHost.exe 
  
R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Search Bar = http://www.crawler.com/search/dispatcher.a...&tbid=66019 
R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Start Page = http://go.microsoft.com/fwlink/?LinkId=69157 
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,SearchAssistant = http://www.crawler.com/search/ie.aspx?tb_id=66019 
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,CustomizeSearch = http://dnl.crawler.com/support/sa_customize.aspx?TbId=66019 
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://go.microsoft.com/fwlink/?LinkId=69157 
R0 - HKLM\Software\Microsoft\Internet Explorer\Search,SearchAssistant = http://www.crawler.com/search/ie.aspx?tb_id=66019 
R0 - HKLM\Software\Microsoft\Internet Explorer\Search,CustomizeSearch = http://dnl.crawler.com/support/sa_customize.aspx?TbId=66019 
R1 - HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings,ProxyServer = 86.76.148.20:80 
R1 - HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings,ProxyOverride = *.local 
R0 - HKCU\Software\Microsoft\Internet Explorer\Toolbar,LinksFolderName = Liens 
O2 - BHO: Aide pour le lien d'Adobe PDF Reader - {06849E9F-C8D7-4D59-B87D-784B7D6BE0B3} - C:\Program Files\Fichiers communs\Adobe\Acrobat\ActiveX\AcroIEHelper.dll 
O2 - BHO: ContributeBHO Class - {074C1DC5-9320-4A9A-947D-C042949C6216} - (no file) 
O2 - BHO: Windows Live Family Safety Browser Helper - {4f3ed5cd-0726-42a9-87f5-d13f3d2976ac} - C:\Program Files\Windows Live\Family Safety\fssbho.dll 
O2 - BHO: Spybot-S&D IE Protection - {53707962-6F74-2D53-2644-206D7942484F} - C:\PROGRA~1\SPYBOT~1\SDHelper.dll 
O2 - BHO: Click-to-Call BHO - {5C255C8A-E604-49b4-9D64-90988571CECB} - C:\Program Files\Windows Live\Messenger\wlchtc.dll 
O2 - BHO: Search Helper - {6EBF7485-159F-4bff-A14F-B9E3AAC4465B} - C:\Program Files\Microsoft\Search Enhancement Pack\Search Helper\SEPsearchhelperie.dll 
O2 - BHO: Programme d'aide de l'Assistant de connexion Windows Live - {9030D464-4C02-4ABF-8ECC-5164760863C6} - C:\Program Files\Fichiers communs\Microsoft Shared\Windows Live\WindowsLiveLogin.dll 
O2 - BHO: Adobe PDF Conversion Toolbar Helper - {AE7CD045-E861-484f-8273-0445EE161910} - C:\Program Files\Adobe\Acrobat 8.0\Acrobat\AcroIEFavClient.dll (file missing) 
O2 - BHO: Java Plug-In 2 SSV Helper - {DBC80044-A445-435b-BC74-9C25C1C588A9} - C:\Program Files\Java\jre6\bin\jp2ssv.dll 
O2 - BHO: Windows Live Toolbar Helper - {E15A8DC0-8516-42A1-81EA-DC94EC1ACF10} - C:\Program Files\Windows Live\Toolbar\wltcore.dll 
O2 - BHO: JQSIEStartDetectorImpl - {E7E6F031-17CE-4C07-BC86-EABFE594F69C} - C:\Program Files\Java\jre6\lib\deploy\jqs\ie\jqs_plugin.dll 
O3 - Toolbar: Adobe PDF - {47833539-D0C5-4125-9FA8-0819E2EAAC93} - C:\Program Files\Adobe\Acrobat 8.0\Acrobat\AcroIEFavClient.dll (file missing) 
O3 - Toolbar: Contribute Toolbar - {517BDDE4-E3A7-4570-B21E-2B52B6139FC7} - (no file) 
O3 - Toolbar: Anonymous Forum Buddy - {3A8E42B4-AC46-4D7E-9190-D30C8C108065} - (no file) 
O3 - Toolbar: &Windows Live Toolbar - {21FA44EF-376D-4D53-9B0F-8A89D3229068} - C:\Program Files\Windows Live\Toolbar\wltcore.dll 
O4 - HKLM\..\Run: [JMB36X IDE Setup] C:\WINDOWS\RaidTool\xInsIDE.exe 
O4 - HKLM\..\Run: [avast!] C:\PROGRA~1\ALWILS~1\Avast4\ashDisp.exe 
O4 - HKLM\..\Run: [ZoneAlarm Client] "C:\Program Files\Zone Labs\ZoneAlarm\zlclient.exe" 
O4 - HKLM\..\Run: [snpstd] C:\WINDOWS\vsnpstd.exe 
O4 - HKLM\..\Run: [sunJavaUpdateSched] "C:\Program Files\Java\jre6\bin\jusched.exe" 
O4 - HKLM\..\Run: [nwiz] C:\Program Files\NVIDIA Corporation\nView\nwiz.exe /install 
O4 - HKLM\..\Run: [RTHDCPL] RTHDCPL.EXE 
O4 - HKLM\..\Run: [QuickTime Task] "C:\Program Files\QuickTime\QTTask.exe" -atboottime 
O4 - HKLM\..\Run: [AppleSyncNotifier] C:\Program Files\Fichiers communs\Apple\Mobile Device Support\bin\AppleSyncNotifier.exe 
O4 - HKLM\..\Run: [iTunesHelper] "C:\Program Files\iTunes\iTunesHelper.exe" 
O4 - HKCU\..\Run: [MsnMsgr] "C:\Program Files\Windows Live\Messenger\MsnMsgr.Exe" /background 
O4 - HKCU\..\Run: [spybotSD TeaTimer] C:\Program Files\Spybot - Search & Destroy\TeaTimer.exe 
O4 - HKCU\..\Run: [DWQueuedReporting] "C:\PROGRA~1\FICHIE~1\MICROS~1\DW\dwtrig20.exe" -t 
O4 - HKCU\..\Run: [skype] "C:\Program Files\Skype\Phone\Skype.exe" /nosplash /minimized 
O4 - HKCU\..\Run: [EA Core] "C:\Program Files\Electronic Arts\EADM\Core.exe" -silent 
O4 - HKCU\..\Run: [ccleaner] "C:\Program Files\CCleaner\CCleaner.exe" /AUTO 
O4 - HKUS\S-1-5-19\..\Run: [CTFMON.EXE] C:\WINDOWS\system32\CTFMON.EXE (User 'SERVICE LOCAL') 
O4 - HKUS\S-1-5-20\..\Run: [CTFMON.EXE] C:\WINDOWS\system32\CTFMON.EXE (User 'SERVICE RÉSEAU') 
O4 - HKUS\S-1-5-18\..\Run: [CTFMON.EXE] C:\WINDOWS\system32\CTFMON.EXE (User 'SYSTEM') 
O4 - HKUS\.DEFAULT\..\Run: [CTFMON.EXE] C:\WINDOWS\system32\CTFMON.EXE (User 'Default user') 
O4 - Global Startup: Windows Search.lnk = C:\Program Files\Windows Desktop Search\WindowsSearch.exe 
O8 - Extra context menu item: Ajouter au fichier PDF existant - res://C:\Program Files\Adobe\Acrobat 8.0\Acrobat\AcroIEFavClient.dll/AcroIEAppend.html 
O8 - Extra context menu item: Convertir en Adobe PDF - res://C:\Program Files\Adobe\Acrobat 8.0\Acrobat\AcroIEFavClient.dll/AcroIECapture.html 
O8 - Extra context menu item: Convertir la cible du lien en Adobe PDF - res://C:\Program Files\Adobe\Acrobat 8.0\Acrobat\AcroIEFavClient.dll/AcroIECapture.html 
O8 - Extra context menu item: Convertir la cible du lien en un fichier PDF existant - res://C:\Program Files\Adobe\Acrobat 8.0\Acrobat\AcroIEFavClient.dll/AcroIEAppend.html 
O8 - Extra context menu item: Convertir la sélection en Adobe PDF - res://C:\Program Files\Adobe\Acrobat 8.0\Acrobat\AcroIEFavClient.dll/AcroIECapture.html 
O8 - Extra context menu item: Convertir la sélection en un fichier PDF existant - res://C:\Program Files\Adobe\Acrobat 8.0\Acrobat\AcroIEFavClient.dll/AcroIEAppend.html 
O8 - Extra context menu item: Convertir les liens sélectionnés en fichier Adobe PDF - res://C:\Program Files\Adobe\Acrobat 8.0\Acrobat\AcroIEFavClient.dll/AcroIECaptureSelLinks.html 
O8 - Extra context menu item: Convertir les liens sélectionnés en un fichier PDF existant - res://C:\Program Files\Adobe\Acrobat 8.0\Acrobat\AcroIEFavClient.dll/AcroIEAppendSelLinks.html 
O9 - Extra button: Ajout Direct - {219C3416-8CB2-491a-A3C7-D9FCDDC9D600} - C:\Program Files\Windows Live\Writer\WriterBrowserExtension.dll 
O9 - Extra 'Tools' menuitem: &Ajout Direct dans Windows Live Writer - {219C3416-8CB2-491a-A3C7-D9FCDDC9D600} - C:\Program Files\Windows Live\Writer\WriterBrowserExtension.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 
O9 - Extra button: (no name) - {e2e2dd38-d088-4134-82b7-f2ba38496583} - C:\WINDOWS\Network Diagnostic\xpnetdiag.exe 
O9 - Extra 'Tools' menuitem: @xpsp3res.dll,-20001 - {e2e2dd38-d088-4134-82b7-f2ba38496583} - C:\WINDOWS\Network Diagnostic\xpnetdiag.exe 
O9 - Extra button: Messenger - {FB5F1910-F110-11d2-BB9E-00C04F795683} - C:\Program Files\Messenger\msmsgs.exe 
O9 - Extra 'Tools' menuitem: Windows Messenger - {FB5F1910-F110-11d2-BB9E-00C04F795683} - C:\Program Files\Messenger\msmsgs.exe 
O10 - Unknown file in Winsock LSP: c:\windows\system32\nwprovau.dll 
O16 - DPF: {2250C29C-C5E9-4F55-BE4E-01E45A40FCF1} (CMediaMix Object) - http://musicmix.messenger.msn.com/Medialogic.CAB 
O16 - DPF: {6E32070A-766D-4EE6-879C-DC1FA91D2FC3} (MUWebControl Class) - http://www.update.microsoft.com/microsoftu...b?1213214733677 
O18 - Protocol: skype4com - {FFC8B962-9B40-4DFF-9458-1830C7DD7F5D} - C:\PROGRA~1\FICHIE~1\Skype\SKYPE4~1.DLL 
O23 - Service: Adobe LM Service - Adobe Systems - C:\Program Files\Fichiers communs\Adobe Systems Shared\Service\Adobelmsvc.exe 
O23 - Service: Adobe Version Cue CS3 {fr_FR}  (Adobe Version Cue CS3) - Adobe Systems Incorporated - C:\Program Files\Fichiers communs\Adobe\Adobe Version Cue CS3\Server\bin\VersionCueCS3.exe 
O23 - Service: Apple Mobile Device - Apple Inc. - C:\Program Files\Fichiers communs\Apple\Mobile Device Support\bin\AppleMobileDeviceService.exe 
O23 - Service: avast! iAVS4 Control Service (aswUpdSv) - ALWIL Software - C:\Program Files\Alwil Software\Avast4\aswUpdSv.exe 
O23 - Service: avast! Antivirus - ALWIL Software - C:\Program Files\Alwil Software\Avast4\ashServ.exe 
O23 - Service: avast! Mail Scanner - ALWIL Software - C:\Program Files\Alwil Software\Avast4\ashMaiSv.exe 
O23 - Service: avast! Web Scanner - ALWIL Software - C:\Program Files\Alwil Software\Avast4\ashWebSv.exe 
O23 - Service: Service Bonjour (Bonjour Service) - Apple Inc. - C:\Program Files\Bonjour\mDNSResponder.exe 
O23 - Service: Casc'ADSL (CascSvc) - Unknown owner - C:\WINDOWS\system32\CascSvc.exe 
O23 - Service: FLEXnet Licensing Service - Macrovision Europe Ltd. - C:\Program Files\Fichiers communs\Macrovision Shared\FLEXnet Publisher\FNPLicensingService.exe 
O23 - Service: InstallDriver Table Manager (IDriverT) - Macrovision Corporation - C:\Program Files\Fichiers communs\InstallShield\Driver\11\Intel 32\IDriverT.exe 
O23 - Service: Service de l’iPod (iPod Service) - Apple Inc. - C:\Program Files\iPod\bin\iPodService.exe 
O23 - Service: Java Quick Starter (JavaQuickStarterService) - Sun Microsystems, Inc. - C:\Program Files\Java\jre6\bin\jqs.exe 
O23 - Service: NMSAccessU - Unknown owner - C:\Program Files\CDBurnerXP\NMSAccessU.exe 
O23 - Service: NoIPDUCService - Vitalwerks LLC - C:\Program Files\No-IP\DUC20.exe 
O23 - Service: NVIDIA Display Driver Service (NVSvc) - NVIDIA Corporation - C:\WINDOWS\system32\nvsvc32.exe 
O23 - Service: PnkBstrA - Unknown owner - C:\WINDOWS\system32\PnkBstrA.exe 
O23 - Service: PnkBstrB - Unknown owner - C:\WINDOWS\system32\PnkBstrB.exe 
O23 - Service: StarWind AE Service (StarWindServiceAE) - Rocket Division Software - C:\Program Files\Alcohol Soft\Alcohol 52\StarWind\StarWindServiceAE.exe 
O23 - Service: TuneUp Drive Defrag Service (TuneUp.Defrag) - TuneUp Software GmbH - C:\WINDOWS\System32\TuneUpDefragService.exe 
O23 - Service: TrueVector Internet Monitor (vsmon) - Zone Labs, LLC - C:\WINDOWS\system32\ZoneLabs\vsmon.exe 
O23 - Service: wampapache - Apache Software Foundation - C:\wamp\bin\apache\apache2.2.11\bin\httpd.exe 
O23 - Service: wampmysqld - Unknown owner - C:\wamp\bin\mysql\mysql5.1.30\bin\mysqld.exe 
  
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End of file - 13334 bytes 
  
Merci de votre aide et même quelque petit explication me plairons