PC ralenti.. Analyse Hijackthis MERCI

Bonjour,
J'ai mon PC qui est ralentit depuis quelques jours et je me demande si j'ai pas quelques virus qui se baladent ici et là --'
J'ai fait un log HijackThis mais je suis incapable de le décrypter et je sais qu'on le fait ici.
Je vous remercie déjà pour la suite :)

Logfile of Trend Micro HijackThis v2.0.2
Scan saved at 23:04:39, on 23/05/2011
Platform: Unknown Windows (WinNT 6.01.3504)
MSIE: Internet Explorer v8.00 (8.00.7600.16766)
Boot mode: Normal

Running processes:
C:\Windows\PixArt\PAP7501\GUCI_AVS.exe
C:\Program Files (x86)\Dyyno\Dyyno Broadcaster\dyyno_launcher.exe
C:\Program Files (x86)\Samsung\Samsung New PC Studio\NPSAgent.exe
C:\Program Files (x86)\ASUS\ATK Package\ATKOSD2\ATKOSD2.exe
C:\Program Files (x86)\ASUS\ATK Package\ATK Media\DMedia.exe
C:\Program Files (x86)\ASUS\ATK Package\ATK Hotkey\HControlUser.exe
C:\Program Files (x86)\Boingo\Boingo Wi-Fi\Boingo Wi-Fi.exe
C:\Program Files (x86)\CyberLink\PowerDVD10\PDVD10Serv.exe
C:\Program Files (x86)\CyberLink\Shared files\brs.exe
C:\Program Files (x86)\AVG\AVG10\avgtray.exe
C:\Program Files (x86)\Common Files\Java\Java Update\jusched.exe
C:\Program Files (x86)\DivX\DivX Update\DivXUpdate.exe
C:\Program Files (x86)\iTunes\iTunesHelper.exe
C:\Program Files (x86)\AVG\AVG10\Identity Protection\agent\bin\avgidsmonitor.exe
C:\Windows\AsScrPro.exe
C:\Program Files (x86)\CyberLink\Power2Go\CLMLSvc.exe
C:\Program Files (x86)\Mozilla Firefox\firefox.exe
C:\Program Files (x86)\Mozilla Firefox\plugin-container.exe
C:\Users\Jérémy\Desktop\HiJackThis.exe
C:\Windows\SysWOW64\DllHost.exe

R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Default_Page_URL = http://asus.msn.com
R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Search Page = http://go.microsoft.com/fwlink/?LinkId=54896
R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Start Page = http://www.google.be/
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://go.microsoft.com/fwlink/?LinkId=69157
R0 - HKLM\Software\Microsoft\Internet Explorer\Search,SearchAssistant = 
R0 - HKLM\Software\Microsoft\Internet Explorer\Search,CustomizeSearch = 
R0 - HKLM\Software\Microsoft\Internet Explorer\Main,Local Page = C:\Windows\SysWOW64\blank.htm
R1 - HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings,ProxyOverride = *.local
R0 - HKCU\Software\Microsoft\Internet Explorer\Toolbar,LinksFolderName = 
F2 - REG:system.ini: UserInit=userinit.exe
O2 - BHO: ShopperReports - {100EB1FD-D03E-47fd-81F3-EE91287F9465} - C:\Program Files (x86)\ShopperReports3\bin\3.0.517.0\ShopperReports.dll
O2 - BHO: AcroIEHelperStub - {18DF081C-E8AD-4283-A596-FA578C2EBDC3} - C:\Program Files (x86)\Common Files\Adobe\Acrobat\ActiveX\AcroIEHelperShim.dll
O2 - BHO: WormRadar.com IESiteBlocker.NavFilter - {3CA2F312-6F6E-4B53-A66E-4E65E497C8C0} - C:\Program Files (x86)\AVG\AVG10\avgssie.dll
O2 - BHO: (no name) - {5C255C8A-E604-49b4-9D64-90988571CECB} - (no file)
O2 - BHO: Search Helper - {6EBF7485-159F-4bff-A14F-B9E3AAC4465B} - C:\Program Files (x86)\Microsoft\Search Enhancement Pack\Search Helper\SEPsearchhelperie.dll
O2 - BHO: Groove GFS Browser Helper - {72853161-30C5-4D22-B7F9-0BBC1D38A37E} - C:\PROGRA~2\MICROS~1\Office14\GROOVEEX.DLL
O2 - BHO: Programme d'aide de l'Assistant de connexion Windows Live - {9030D464-4C02-4ABF-8ECC-5164760863C6} - C:\Program Files (x86)\Common Files\Microsoft Shared\Windows Live\WindowsLiveLogin.dll
O2 - BHO: Windows Live Messenger Companion Helper - {9FDDE16B-836F-4806-AB1F-1455CBEFF289} - C:\Program Files (x86)\Windows Live\Companion\companioncore.dll
O2 - BHO: URLRedirectionBHO - {B4F3A835-0E21-4959-BA22-42B3008E02FF} - C:\PROGRA~2\MICROS~1\Office14\URLREDIR.DLL
O2 - BHO: Bing Bar BHO - {d2ce3e00-f94a-4740-988e-03dc2f38c34f} - C:\Program Files (x86)\MSN Toolbar\Platform\6.0.2156.0\npwinext.dll
O2 - BHO: Java(tm) Plug-In 2 SSV Helper - {DBC80044-A445-435b-BC74-9C25C1C588A9} - C:\Program Files (x86)\Java\jre6\bin\jp2ssv.dll
O3 - Toolbar: DAEMON Tools Toolbar - {32099AAC-C132-4136-9E9A-4E364A424E17} - C:\Program Files (x86)\DAEMON Tools Toolbar\DTToolbar.dll
O3 - Toolbar: @C:\Program Files (x86)\MSN Toolbar\Platform\6.0.2156.0\npwinext.dll,-100 - {8dcb7100-df86-4384-8842-8fa844297b3f} - C:\Program Files (x86)\MSN Toolbar\Platform\6.0.2156.0\npwinext.dll
O4 - HKLM\..\Run: [UpdateLBPShortCut] "C:\Program Files (x86)\CyberLink\LabelPrint\MUITransfer\MUIStartMenu.exe" "C:\Program Files (x86)\CyberLink\LabelPrint" UpdateWithCreateOnce "Software\CyberLink\LabelPrint\2.5"
O4 - HKLM\..\Run: [UpdateP2GoShortCut] "C:\Program Files (x86)\CyberLink\Power2Go\MUITransfer\MUIStartMenu.exe" "C:\Program Files (x86)\CyberLink\Power2Go" UpdateWithCreateOnce "SOFTWARE\CyberLink\Power2Go\6.0"
O4 - HKLM\..\Run: [ATKOSD2] C:\Program Files (x86)\ASUS\ATK Package\ATKOSD2\ATKOSD2.exe
O4 - HKLM\..\Run: [ATKMEDIA] C:\Program Files (x86)\ASUS\ATK Package\ATK Media\DMedia.exe
O4 - HKLM\..\Run: [HControlUser] C:\Program Files (x86)\ASUS\ATK Package\ATK Hotkey\HControlUser.exe
O4 - HKLM\..\Run: [Setwallpaper] c:\programdata\SetWallpaper.cmd
O4 - HKLM\..\Run: [Boingo Wi-Fi] "C:\Program Files (x86)\Boingo\Boingo Wi-Fi\Boingo.lnk"
O4 - HKLM\..\Run: [StartCCC] "C:\Program Files (x86)\ATI Technologies\ATI.ACE\Core-Static\CLIStart.exe" MSRun
O4 - HKLM\..\Run: [Adobe ARM] "C:\Program Files (x86)\Common Files\Adobe\ARM\1.0\AdobeARM.exe"
O4 - HKLM\..\Run: [Adobe Reader Speed Launcher] "C:\Program Files (x86)\Adobe\Reader 9.0\Reader\Reader_sl.exe"
O4 - HKLM\..\Run: [BCSSync] "C:\Program Files (x86)\Microsoft Office\Office14\BCSSync.exe" /DelayServices
O4 - HKLM\..\Run: [RemoteControl10] "C:\Program Files (x86)\CyberLink\PowerDVD10\PDVD10Serv.exe"
O4 - HKLM\..\Run: [BDRegion] C:\Program Files (x86)\Cyberlink\Shared files\brs.exe
O4 - HKLM\..\Run: [QuickTime Task] "C:\Program Files (x86)\QuickTime\QTTask.exe" -atboottime
O4 - HKLM\..\Run: [AVG_TRAY] C:\Program Files (x86)\AVG\AVG10\avgtray.exe
O4 - HKLM\..\Run: [SwitchBoard] C:\Program Files (x86)\Common Files\Adobe\SwitchBoard\SwitchBoard.exe
O4 - HKLM\..\Run: [AdobeCS5ServiceManager] "C:\Program Files (x86)\Common Files\Adobe\CS5ServiceManager\CS5ServiceManager.exe" -launchedbylogin
O4 - HKLM\..\Run: [SunJavaUpdateSched] "C:\Program Files (x86)\Common Files\Java\Java Update\jusched.exe"
O4 - HKLM\..\Run: [DivXUpdate] "C:\Program Files (x86)\DivX\DivX Update\DivXUpdate.exe" /CHECKNOW
O4 - HKLM\..\Run: [iTunesHelper] "C:\Program Files (x86)\iTunes\iTunesHelper.exe"
O4 - HKCU\..\Run: [Dyyno Launcher] "C:\Program Files (x86)\Dyyno\Dyyno Broadcaster\dyyno_launcher.exe" 30100 30101 30102 30103 30104
O4 - HKCU\..\Run: [AutoStartNPSAgent] C:\Program Files (x86)\Samsung\Samsung New PC Studio\NPSAgent.exe
O4 - HKCU\..\Run: [DS3 Tool] C:\Program Files\MotioninJoy\ds3\DS3_Tool.exe -mini
O4 - HKCU\..\Run: [Sidebar] C:\Program Files\Windows Sidebar\sidebar.exe /autoRun
O4 - HKCU\..\RunOnce: [FlashPlayerUpdate] C:\Windows\SysWOW64\Macromed\Flash\FlashUtil10p_Plugin.exe -update plugin
O4 - Global Startup: FancyStart daemon.lnk = ?
O8 - Extra context menu item: &Envoyer à OneNote - res://C:\PROGRA~2\MICROS~1\Office14\ONBttnIE.dll/105
O8 - Extra context menu item: E&xporter vers Microsoft Excel - res://C:\PROGRA~2\MICROS~1\Office14\EXCEL.EXE/3000
O9 - Extra button: @C:\Program Files (x86)\Windows Live\Companion\companionlang.dll,-600 - {0000036B-C524-4050-81A0-243669A86B9F} - C:\Program Files (x86)\Windows Live\Companion\companioncore.dll
O9 - Extra button: Envoyer à OneNote - {2670000A-7350-4f3c-8081-5663EE0C6C49} - C:\Program Files (x86)\Microsoft Office\Office14\ONBttnIE.dll
O9 - Extra 'Tools' menuitem: &Envoyer à OneNote - {2670000A-7350-4f3c-8081-5663EE0C6C49} - C:\Program Files (x86)\Microsoft Office\Office14\ONBttnIE.dll
O9 - Extra button: Notes &liées OneNote - {789FE86F-6FC4-46A1-9849-EDE0DB0C95CA} - C:\Program Files (x86)\Microsoft Office\Office14\ONBttnIELinkedNotes.dll
O9 - Extra 'Tools' menuitem: Notes &liées OneNote - {789FE86F-6FC4-46A1-9849-EDE0DB0C95CA} - C:\Program Files (x86)\Microsoft Office\Office14\ONBttnIELinkedNotes.dll
O9 - Extra button: ClickPotato - {B58926D6-CFB0-45d2-9C28-4B5A0F0368AE} - C:\Program Files (x86)\ClickPotatoLite\bin\10.0.668.0\ClickPotatoLiteSABHO.dll (file missing)
O9 - Extra button: ShopperReports - Compare product prices - {C5428486-50A0-4a02-9D20-520B59A9F9B2} - C:\Program Files (x86)\ShopperReports3\bin\3.0.517.0\ShopperReports.dll
O9 - Extra button: ShopperReports - Compare travel rates - {C5428486-50A0-4a02-9D20-520B59A9F9B3} - C:\Program Files (x86)\ShopperReports3\bin\3.0.517.0\ShopperReports.dll
O13 - Gopher Prefix: 
O18 - Protocol: linkscanner - {F274614C-63F8-47D5-A4D1-FBDDE494F8D1} - C:\Program Files (x86)\AVG\AVG10\avgpp.dll
O18 - Filter hijack: text/xml - {807573E5-5146-11D5-A672-00B0D022E945} - C:\Program Files (x86)\Common Files\Microsoft Shared\OFFICE14\MSOXMLMF.DLL
O23 - Service: AFBAgent - Unknown owner - C:\Windows\system32\FBAgent.exe (file missing)
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: Apple Mobile Device - Apple Inc. - C:\Program Files (x86)\Common Files\Apple\Mobile Device Support\AppleMobileDeviceService.exe
O23 - Service: ASLDR Service (ASLDRService) - ASUS - C:\Program Files (x86)\ASUS\ATK Package\ATK Hotkey\ASLDRSrv.exe
O23 - Service: ATKGFNEX Service (ATKGFNEXSrv) - ASUS - C:\Program Files (x86)\ASUS\ATK Package\ATKGFNEX\GFNEXSrv.exe
O23 - Service: AVGIDSAgent - AVG Technologies CZ, s.r.o. - C:\Program Files (x86)\AVG\AVG10\Identity Protection\Agent\Bin\AVGIDSAgent.exe
O23 - Service: AVG WatchDog (avgwd) - AVG Technologies CZ, s.r.o. - C:\Program Files (x86)\AVG\AVG10\avgwdsvc.exe
O23 - Service: Service Bonjour (Bonjour Service) - Apple Inc. - C:\Program Files (x86)\Bonjour\mDNSResponder.exe
O23 - Service: Dyyno Service (Dyyno Launcher) - Unknown owner - C:\Program Files (x86)\Dyyno\Dyyno Broadcaster\launcherd.exe
O23 - Service: @%SystemRoot%\system32\efssvc.dll,-100 (EFS) - Unknown owner - C:\Windows\System32\lsass.exe (file missing)
O23 - Service: @%systemroot%\system32\fxsresm.dll,-118 (Fax) - Unknown owner - C:\Windows\system32\fxssvc.exe (file missing)
O23 - Service: Service Google Update (gupdate) (gupdate) - Google Inc. - C:\Program Files (x86)\Google\Update\GoogleUpdate.exe
O23 - Service: Service Google Update (gupdatem) (gupdatem) - Google Inc. - C:\Program Files (x86)\Google\Update\GoogleUpdate.exe
O23 - Service: Inkjet Printer/Scanner Extended Survey Program (IJPLMSVC) - Unknown owner - C:\Program Files (x86)\Canon\IJPLM\IJPLMSVC.EXE
O23 - Service: Service de l'iPod (iPod Service) - Apple Inc. - C:\Program Files\iPod\bin\iPodService.exe
O23 - Service: @keyiso.dll,-100 (KeyIso) - Unknown owner - C:\Windows\system32\lsass.exe (file missing)
O23 - Service: KMService - Unknown owner - C:\Windows\system32\srvany.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: @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: Oberon Media Game Console service (OberonGameConsoleService) - Unknown owner - C:\Program Files (x86)\Asus\Game Park\GameConsole\OberonGameConsoleService.exe
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: @%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: Audio Service (STacSV) - IDT, Inc. - C:\Windows\System32\DriverStore\FileRepository\stwrt64.inf_amd64_neutral_38986e29a8b510a2\STacSV64.exe
O23 - Service: SwitchBoard - Adobe Systems Incorporated - C:\Program Files (x86)\Common Files\Adobe\SwitchBoard\SwitchBoard.exe
O23 - Service: @%SystemRoot%\system32\ui0detect.exe,-101 (UI0Detect) - Unknown owner - C:\Windows\system32\UI0Detect.exe (file missing)
O23 - Service: Intel(R) Management & 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)

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End of file - 14118 bytes

Encore miles mercis !!!