Explication de mon scan

bonjour, je viens de faire un scan de mon pc car sans que je ne fasse rien tout a disparu et on ma dit de faire sa par contre je ne sais pas ce que cela veut dire pourriez vous m'eclairé


Logfile of HijackThis v1.99.1
Scan saved at 17:05:24, on 22/01/2007
Platform: Windows XP SP2 (WinNT 5.01.2600)
MSIE: Internet Explorer v6.00 SP2 (6.00.2900.2180)

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\Ati2evxx.exe
C:\WINDOWS\system32\svchost.exe
C:\WINDOWS\System32\svchost.exe
C:\WINDOWS\system32\spoolsv.exe
C:\Program Files\Alwil Software\Avast4\aswUpdSv.exe
C:\Program Files\Alwil Software\Avast4\ashServ.exe
C:\WINDOWS\System32\svchost.exe
C:\Program Files\Alwil Software\Avast4\ashMaiSv.exe
C:\Program Files\Alwil Software\Avast4\ashWebSv.exe
C:\WINDOWS\system32\Ati2evxx.exe
C:\WINDOWS\Explorer.EXE
C:\WINDOWS\Dit.exe
C:\WINDOWS\system32\RunDll32.exe
C:\Program Files\Creative\Shared Files\CAMTRAY.EXE
C:\Program Files\ATI Technologies\ATI.ACE\cli.exe
C:\Program Files\MessengerPlus! 3\MsgPlus.exe
C:\PROGRA~1\ALWILS~1\Avast4\ashDisp.exe
C:\Program Files\SoftPerfect Personal Firewall\fw.exe
C:\WINDOWS\DitExp.exe
C:\Program Files\ATI Technologies\ATI.ACE\CLI.exe
C:\Program Files\Internet Explorer\iexplore.exe
c:\progra~1\intern~1\iexplore.exe
C:\Program Files\MSN Messenger\msnmsgr.exe
C:\Program Files\Google\GoogleToolbarNotifier\1.2.908.5008\GoogleToolbarNotifier.exe
C:\Program Files\Messenger\msmsgs.exe
C:\Program Files\Internet Explorer\iexplore.exe
C:\PROGRA~1\INTERN~1\iexplore.exe
C:\Program Files\Hijackthis Version Française\VERSION TRADUITE ORIGINALE.EXE

R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Start Page = http://www.carrefour.fr/
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Default_Page_URL = http://www.carrefour.fr/
R1 - HKCU\Software\Microsoft\Internet Connection Wizard,ShellNext = http://www.carrefour.fr/
R0 - HKCU\Software\Microsoft\Internet Explorer\Toolbar,LinksFolderName = Liens
R3 - URLSearchHook: Pc-help-bordeaux Toolbar - {78db9da6-30d3-4a3a-8989-146ff5cc0abc} - C:\Program Files\Pc-help-bordeaux\tbPc-h.dll
O2 - BHO: (no name) - {00000010-6F7D-442C-93E3-4A4827C2E4C8} - (no file)
O2 - BHO: AcroIEHlprObj Class - {06849E9F-C8D7-4D59-B87D-784B7D6BE0B3} - C:\Program Files\Adobe\Acrobat 5.0\Reader\ActiveX\AcroIEHelper.ocx
O2 - BHO: Pc-help-bordeaux Toolbar - {78db9da6-30d3-4a3a-8989-146ff5cc0abc} - C:\Program Files\Pc-help-bordeaux\tbPc-h.dll
O2 - BHO: Google Toolbar Helper - {AA58ED58-01DD-4d91-8333-CF10577473F7} - c:\program files\google\googletoolbar2.dll
O3 - Toolbar: Systran40perso.IEPlugIn - {397B3223-7D10-11D6-ABC6-00B0D094B576} - C:\Program Files\Systran\4_0\Personal\IEPlugIn.dll
O3 - Toolbar: &Google - {2318C2B1-4965-11d4-9B18-009027A5CD4F} - c:\program files\google\googletoolbar2.dll
O3 - Toolbar: Pc-help-bordeaux Toolbar - {78db9da6-30d3-4a3a-8989-146ff5cc0abc} - C:\Program Files\Pc-help-bordeaux\tbPc-h.dll
O4 - HKLM\..\Run: [Dit] Dit.exe
O4 - HKLM\..\Run: [Cmaudio] RunDll32 cmicnfg.cpl,CMICtrlWnd
O4 - HKLM\..\Run: [VOBRegCheck] C:\WINDOWS\System32\VOBREGCheck.exe -CheckReg
O4 - HKLM\..\Run: [PinnacleDriverCheck] C:\WINDOWS\System32\PSDrvCheck.exe
O4 - HKLM\..\Run: [Creative WebCam Tray] C:\Program Files\Creative\Shared Files\CAMTRAY.EXE
O4 - HKLM\..\Run: [Windows Media Player] wmplayer.exe
O4 - HKLM\..\Run: [salm] c:\temp\salm.exe
O4 - HKLM\..\Run: [Internet Optimizer] "C:\Program Files\Internet Optimizer\optimize.exe"
O4 - HKLM\..\Run: [Media Access] C:\Program Files\Media Access\MediaAccK.exe
O4 - HKLM\..\Run: [518es371] C:\WINDOWS\system32\518es371.exe
O4 - HKLM\..\Run: [bsz] C:\WINDOWS\bsz.exe
O4 - HKLM\..\Run: [ATICCC] "C:\Program Files\ATI Technologies\ATI.ACE\cli.exe" runtime
O4 - HKLM\..\Run: [MessengerPlus3] "C:\Program Files\MessengerPlus! 3\MsgPlus.exe"
O4 - HKLM\..\Run: [Obj Bone View Deaf] C:\Documents and Settings\All Users\Application Data\linkelseobjbone\soft blah.exe
O4 - HKLM\..\Run: [avast!] C:\PROGRA~1\ALWILS~1\Avast4\ashDisp.exe
O4 - HKLM\..\Run: [SoftPerfect Personal Firewall] "C:\Program Files\SoftPerfect Personal Firewall\fw.exe"
O4 - HKLM\..\RunServices: [Windows Media Player] wmplayer.exe
O4 - HKCU\..\Run: [swg] C:\Program Files\Google\GoogleToolbarNotifier\1.2.908.5008\GoogleToolbarNotifier.exe
O4 - Global Startup: Barre d'état système d'ATI CATALYST.lnk = C:\Program Files\ATI Technologies\ATI.ACE\CLI.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
O12 - Plugin for .mp3: C:\Program Files\Internet Explorer\PLUGINS\npqtplugin4.dll
O12 - Plugin for .mpeg: C:\Program Files\Internet Explorer\PLUGINS\npqtplugin3.dll
O14 - IERESET.INF: START_PAGE_URL=http://www.carrefour.fr/
O16 - DPF: {31B7EB4E-8B4B-11D1-A789-00A0CC6651A8} (Cult3D ActiveX Player) - https://www.cult3d.com/
O16 - DPF: {4C39376E-FA9D-4349-BACC-D305C1750EF3} (EPUImageControl Class) - http://tools.ebayimg.com/eps/wl/activex/EPUWALControl_v1-0-3-24.cab
O16 - DPF: {B38870E4-7ECB-40DA-8C6A-595F0A5519FF} (MsnMessengerSetupDownloadControl Class) - http://messenger.msn.com/download/MsnMessengerSetupDownloader.cab
O18 - Protocol: msnim - {828030A1-22C1-4009-854F-8E305202313F} - "C:\PROGRA~1\MSNMES~1\msgrapp.dll" (file missing)
O20 - AppInit_DLLs: MsgPlusLoader.dll
O21 - SSODL: WPDShServiceObj - {AAA288BA-9A4C-45B0-95D7-94D524869DB5} - C:\WINDOWS\system32\WPDShServiceObj.dll
O23 - Service: avast! iAVS4 Control Service (aswUpdSv) - Unknown owner - C:\Program Files\Alwil Software\Avast4\aswUpdSv.exe
O23 - Service: Ati HotKey Poller - ATI Technologies Inc. - C:\WINDOWS\system32\Ati2evxx.exe
O23 - Service: ATI Smart - Unknown owner - C:\WINDOWS\system32\ati2sgag.exe
O23 - Service: avast! Antivirus - Unknown owner - C:\Program Files\Alwil Software\Avast4\ashServ.exe
O23 - Service: avast! Mail Scanner - Unknown owner - C:\Program Files\Alwil Software\Avast4\ashMaiSv.exe" /service (file missing)
O23 - Service: avast! Web Scanner - Unknown owner - C:\Program Files\Alwil Software\Avast4\ashWebSv.exe" /service (file missing)