Bjr a tous comprend pas pourquoi le pc rame S

Bonjour,
amitié a toutes et a tous comprend pas pourquoi mon pc rame SOS SVP

Logfile of Trend Micro HijackThis v2.0.2
Scan saved at 04:09:27, on 28/05/2008
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\system32\taskeng.exe
C:\Windows\System32\rundll32.exe
C:\Windows\RtHDVCpl.exe
C:\Windows\System32\rundll32.exe
C:\Program Files\Windows Sidebar\sidebar.exe
C:\Program Files\Windows Live\Messenger\msnmsgr.exe
C:\Program Files\DNA\btdna.exe
C:\Program Files\Radio Fr Solo\Radio_Fr_Solo.exe
C:\Program Files\Internet Explorer\iexplore.exe
C:\Program Files\Internet Explorer\iexplore.exe
C:\Program Files\BitTorrent\bittorrent.exe
C:\Windows\explorer.exe
C:\Program Files\Trend Micro\HijackThis\HijackThis.exe
C:\Windows\system32\SearchFilterHost.exe

R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Search Page = https://www.google.fr/?gws_rd=ssl
R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Start Page = https://www.google.fr/?gws_rd=ssl
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Default_Page_URL = http://www.google.fr
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Default_Search_URL = http://www.google.fr
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Search Page = https://www.google.fr/?gws_rd=ssl
R0 - HKLM\Software\Microsoft\Internet Explorer\Main,Start Page = https://www.google.fr/?gws_rd=ssl
R0 - HKLM\Software\Microsoft\Internet Explorer\Search,SearchAssistant = http://www.google.fr/toolbar/ie8/sidebar.html
R0 - HKLM\Software\Microsoft\Internet Explorer\Search,CustomizeSearch =
R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Window Title = Vista Ultimate Edition
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: (no name) - {7E853D72-626A-48EC-A868-BA8D5E23E045} - (no file)
O2 - BHO: Ask Toolbar BHO - {F4D76F01-7896-458a-890F-E1F05C46069F} - C:\Program Files\AskPBar\bar\1.bin\ASKPBAR.DLL
O3 - Toolbar: Ask Toolbar - {F4D76F09-7896-458a-890F-E1F05C46069F} - C:\Program Files\AskPBar\bar\1.bin\ASKPBAR.DLL
O4 - HKLM\..\Run: [NVHotkey] rundll32.exe C:\Windows\system32\nvHotkey.dll,Start
O4 - HKLM\..\Run: [RtHDVCpl] RtHDVCpl.exe
O4 - HKLM\..\Run: [NeroFilterCheck] C:\Program Files\Common Files\Ahead\Lib\NeroCheck.exe
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 - HKCU\..\Run: [Sidebar] C:\Program Files\Windows Sidebar\sidebar.exe /autoRun
O4 - HKCU\..\Run: [msnmsgr] "C:\Program Files\Windows Live\Messenger\msnmsgr.exe" /background
O4 - HKCU\..\Run: [DAEMON Tools Pro Agent] "C:\Program Files\DAEMON Tools Pro\DTProAgent.exe"
O4 - HKCU\..\Run: [BitTorrent DNA] "C:\Program Files\DNA\btdna.exe"
O4 - HKUS\S-1-5-19\..\Run: [Sidebar] %ProgramFiles%\Windows Sidebar\Sidebar.exe /detectMem (User 'SERVICE LOCAL')
O4 - HKUS\S-1-5-19\..\Run: [WindowsWelcomeCenter] rundll32.exe oobefldr.dll,ShowWelcomeCenter (User 'SERVICE LOCAL')
O4 - HKUS\S-1-5-20\..\Run: [Sidebar] %ProgramFiles%\Windows Sidebar\Sidebar.exe /detectMem (User 'SERVICE RÉSEAU')
O8 - Extra context menu item: E&xporter vers Microsoft Excel - res://C:\PROGRA~1\MICROS~2\Office12\EXCEL.EXE/3000
O9 - Extra button: Research - {92780B25-18CC-41C8-B9BE-3C9C571A8263} - C:\PROGRA~1\MICROS~2\Office12\REFIEBAR.DLL
O10 - Broken Internet access because of LSP provider 'c:\windows\system32\pnrpnsp.dll' missing
O13 - Gopher Prefix:
O16 - DPF: {67A5F8DC-1A4B-4D66-9F24-A704AD929EEE} (System Requirements Lab) - https://www.nvidia.com/content/DriverDownload/srl/2.0.0.1/sysreqlab2.cab
O23 - Service: Adobe LM Service - Adobe Systems - C:\Program Files\Common Files\Adobe Systems Shared\Service\Adobelmsvc.exe
O23 - Service: Andrea ST Filters Service (AESTFilters) - Andrea Electronics Corporation - C:\Windows\system32\aestsrv.exe
O23 - Service: InstallDriver Table Manager (IDriverT) - Macrovision Corporation - C:\Program Files\Common Files\InstallShield\Driver\1050\Intel 32\IDriverT.exe
O23 - Service: NBService - Nero AG - C:\Program Files\Nero\Nero 7\Nero BackItUp\NBService.exe
O23 - Service: NVIDIA Display Driver Service (nvsvc) - NVIDIA Corporation - C:\Windows\system32\nvvsvc.exe