Cheval de troie! help!

Bonjour,

baaa j'ai reçu un fichier a partir d'internet et je l'ai installé, j'ai essayer de verifier cette application mais je l'ai pas trouvé sur mon systeme, aucune trace! j'ai constaté que le fichier est très petit alors j'ai pensé tt de suite à un chval de troie!

je vous depose mon 'hijackthis report" a fin que vous pouvez m'aidez! et merci d'avance à m'aider à identifiez les malwarres sur mon systemes.
voila le rapport:

Logfile of Trend Micro HijackThis v2.0.2
Scan saved at 14:03:59, on 08/11/2008
Platform: Windows XP SP2 (WinNT 5.01.2600)
MSIE: Internet Explorer v8.00 (8.00.6001.18241)
Boot mode: Normal

Running processes:
C:\WINDOWS\System32\smss.exe
C:\WINDOWS\system32\csrss.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\svchost.exe
C:\Program Files\Intel\Wireless\Bin\EvtEng.exe
C:\Program Files\Intel\Wireless\Bin\S24EvMon.exe
C:\WINDOWS\system32\svchost.exe
C:\WINDOWS\system32\svchost.exe
C:\WINDOWS\system32\spoolsv.exe
C:\PROGRA~1\AVG\AVG8\avgwdsvc.exe
C:\WINDOWS\Explorer.EXE
C:\Program Files\TOSHIBA\ConfigFree\CFSvcs.exe
C:\WINDOWS\eHome\ehRecvr.exe
C:\WINDOWS\eHome\ehSched.exe
C:\Program Files\Nero\Nero8\Nero BackItUp\NBService.exe
C:\PROGRA~1\AVG\AVG8\avgam.exe
C:\PROGRA~1\AVG\AVG8\avgrsx.exe
C:\WINDOWS\system32\nvsvc32.exe
C:\WINDOWS\system32\IoctlSvc.exe
C:\Program Files\Intel\Wireless\Bin\RegSrvc.exe
C:\WINDOWS\system32\svchost.exe
C:\PROGRA~1\COMMON~1\X10\Common\x10nets.exe
C:\WINDOWS\ehome\mcrdsvc.exe
C:\WINDOWS\system32\dllhost.exe
C:\WINDOWS\System32\alg.exe
C:\WINDOWS\ehome\ehtray.exe
C:\WINDOWS\eHome\ehmsas.exe
C:\Program Files\Synaptics\SynTP\SynTPEnh.exe
C:\Program Files\Toshiba\Windows Utilities\Hotkey.exe
C:\Program Files\TOSHIBA\ConfigFree\NDSTray.exe
C:\Program Files\TOSHIBA\Utilitaire de zoom TOSHIBA\SmoothView.exe
C:\WINDOWS\System32\DLA\DLACTRLW.EXE
C:\Program Files\Synaptics\SynTP\Toshiba.exe
C:\Program Files\Intel\Wireless\bin\ZCfgSvc.exe
C:\Program Files\Intel\Wireless\Bin\ifrmewrk.exe
C:\Program Files\Winamp\winampa.exe
C:\Program Files\Fichiers communs\Real\Update_OB\realsched.exe
C:\WINDOWS\system32\ctfmon.exe
C:\Program Files\TOSHIBA\TOSCDSPD\toscdspd.exe
C:\Program Files\SuperCopier2\SuperCopier2.exe
C:\Program Files\DNA\btdna.exe
C:\Program Files\Fichiers communs\Nero\Lib\NMIndexStoreSvr.exe
C:\Program Files\Fichiers communs\Nero\Lib\NMIndexingService.exe
C:\Program Files\BitTorrent\bittorrent.exe
C:\Program Files\Windows Live\Messenger\usnsvc.exe
C:\PROGRA~1\Intel\Wireless\Bin\Dot1XCfg.exe
C:\WINDOWS\System32\svchost.exe
C:\WINDOWS\system32\igfxsrvc.exe
C:\Program Files\Fichiers communs\Microsoft Shared\Windows Live\WLLoginProxy.exe
C:\WINDOWS\system32\wscntfy.exe
C:\Program Files\Windows Live\Messenger\msnmsgr.exe
C:\WINDOWS\system32\svchost.exe
C:\Documents and Settings\Amir\Bureau\Gad-Elmaleh-Papa-est-en-haut.UpByTunisianSniper.tunisia-sat.com\Gad-Elmaleh-Papa-est-en-haut.UpByTunisianSniper.tunisia-sat.com.exe
C:\Documents and Settings\Amir\Bureau\Gad-Elmaleh-Papa-est-en-haut.UpByTunisianSniper.tunisia-sat.com\Gad-Elmaleh-Papa-est-en-haut.UpByTunisianSniper.tunisia-sat.com.exe
C:\WINDOWS\system32\msiexec.exe
C:\Program Files\Fichiers communs\Microsoft Shared\VS7DEBUG\MDM.EXE
C:\WINDOWS\system32\wbem\wmiprvse.exe
S:\Spider\telechargemments\HiJackThis.exe

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 = https://www.msn.com/fr-fr/?ocid=iehp
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Default_Search_URL = https://www.bing.com/?toHttps=1&redig=5FC791212101479BAFBE1A679848B1AF
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 - HKCU\Software\Microsoft\Internet Explorer\Toolbar,LinksFolderName = Liens
O2 - BHO: AcroIEHlprObj Class - {06849E9F-C8D7-4D59-B87D-784B7D6BE0B3} - C:\Program Files\Adobe\Acrobat 7.0\ActiveX\AcroIEHelper.dll
O2 - BHO: Skype add-on (mastermind) - {22BF413B-C6D2-4d91-82A9-A0F997BA588C} - C:\Program Files\Skype\Toolbars\Internet Explorer\SkypeIEPlugin.dll
O2 - BHO: RealPlayer Download and Record Plugin for Internet Explorer - {3049C3E9-B461-4BC5-8870-4C09146192CA} - C:\Program Files\Real\RealPlayer\rpbrowserrecordplugin.dll
O2 - BHO: WormRadar.com IESiteBlocker.NavFilter - {3CA2F312-6F6E-4B53-A66E-4E65E497C8C0} - C:\Program Files\AVG\AVG8\avgssie.dll
O2 - BHO: DriveLetterAccess - {5CA3D70E-1895-11CF-8E15-001234567890} - C:\WINDOWS\System32\DLA\DLASHX_W.DLL
O2 - BHO: (no name) - {7E853D72-626A-48EC-A868-BA8D5E23E045} - (no file)
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
O4 - HKLM\..\Run: [ehTray] C:\WINDOWS\ehome\ehtray.exe
O4 - HKLM\..\Run: [nwiz] nwiz.exe /installquiet
O4 - HKLM\..\Run: [NvCplDaemon] RUNDLL32.EXE C:\WINDOWS\system32\NvCpl.dll,NvStartup
O4 - HKLM\..\Run: [High Definition Audio Property Page Shortcut] CHDAudPropShortcut.exe
O4 - HKLM\..\Run: [SynTPEnh] C:\Program Files\Synaptics\SynTP\SynTPEnh.exe
O4 - HKLM\..\Run: [Toshiba Hotkey Utility] "C:\Program Files\Toshiba\Windows Utilities\Hotkey.exe" /lang FR
O4 - HKLM\..\Run: [NDSTray.exe] NDSTray.exe
O4 - HKLM\..\Run: [SmoothView] C:\Program Files\TOSHIBA\Utilitaire de zoom TOSHIBA\SmoothView.exe
O4 - HKLM\..\Run: [DLA] C:\WINDOWS\System32\DLA\DLACTRLW.EXE
O4 - HKLM\..\Run: [IntelZeroConfig] "C:\Program Files\Intel\Wireless\bin\ZCfgSvc.exe"
O4 - HKLM\..\Run: [IntelWireless] "C:\Program Files\Intel\Wireless\Bin\ifrmewrk.exe" /tf Intel PROSet/Wireless
O4 - HKLM\..\Run: [QuickTime Task] "C:\Program Files\QuickTime\qttask.exe" -atboottime
O4 - HKLM\..\Run: [NeroFilterCheck] C:\Program Files\Fichiers communs\Nero\Lib\NeroCheck.exe
O4 - HKLM\..\Run: [NBKeyScan] "C:\Program Files\Nero\Nero8\Nero BackItUp\NBKeyScan.exe"
O4 - HKLM\..\Run: [WinampAgent] "C:\Program Files\Winamp\winampa.exe"
O4 - HKLM\..\Run: [TkBellExe] "C:\Program Files\Fichiers communs\Real\Update_OB\realsched.exe" -osboot
O4 - HKLM\..\Run: [AVG8_TRAY] C:\PROGRA~1\AVG\AVG8\avgtray.exe
O4 - HKLM\..\Run: [CFSServ.exe] CFSServ.exe -NoClient
O4 - HKLM\..\Run: [avast!] C:\PROGRA~1\ALWILS~1\Avast4\ashDisp.exe
O4 - HKCU\..\Run: [CTFMON.EXE] C:\WINDOWS\system32\ctfmon.exe
O4 - HKCU\..\Run: [TOSCDSPD] C:\Program Files\TOSHIBA\TOSCDSPD\toscdspd.exe
O4 - HKCU\..\Run: [SuperCopier2.exe] C:\Program Files\SuperCopier2\SuperCopier2.exe
O4 - HKCU\..\Run: [BitTorrent DNA] "C:\Program Files\DNA\btdna.exe"
O4 - HKCU\..\Run: [IndxStoreSvr_{79662E04-7C6C-4d9f-84C7-88D8A56B10AA}] "C:\Program Files\Fichiers communs\Nero\Lib\NMIndexStoreSvr.exe" ASO-616B5711-6DAE-4795-A05F-39A1E5104020
O4 - HKCU\..\Run: [Skype] "C:\Program Files\Skype\Phone\Skype.exe" /nosplash /minimized
O4 - HKCU\..\Run: [Camfrog] "C:\Program Files\Camfrog\Camfrog Video Chat\CamfrogNet.exe" 0 C:\Program Files\Camfrog\Camfrog Video Chat\Camfrog Video Chat.exe
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 - Startup: Dos Optimizer.pif = ?
O4 - Global Startup: Lancement rapide d'Adobe Reader.lnk = C:\Program Files\Adobe\Acrobat 7.0\Reader\reader_sl.exe
O8 - Extra context menu item: E&xporter vers Microsoft Excel - res://C:\PROGRA~1\MICROS~2\OFFICE11\EXCEL.EXE/3000
O9 - Extra button: (no name) - {08B0E5C0-4FCB-11CF-AAA5-00401C608501} - C:\Program Files\Java\jre1.5.0_04\bin\npjpi150_04.dll
O9 - Extra 'Tools' menuitem: Console Java (Sun) - {08B0E5C0-4FCB-11CF-AAA5-00401C608501} - C:\Program Files\Java\jre1.5.0_04\bin\npjpi150_04.dll
O9 - Extra button: Skype - {77BF5300-1474-4EC7-9980-D32B190E9B07} - C:\Program Files\Skype\Toolbars\Internet Explorer\SkypeIEPlugin.dll
O9 - Extra button: Recherche - {92780B25-18CC-41C8-B9BE-3C9C571A8263} - C:\PROGRA~1\MICROS~2\OFFICE11\REFIEBAR.DLL
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: {D27CDB6E-AE6D-11CF-96B8-444553540000} (Shockwave Flash Object) - http://fpdownload2.macromedia.com/get/shockwave/cabs/flash/swflash.cab
O18 - Protocol: linkscanner - {F274614C-63F8-47D5-A4D1-FBDDE494F8D1} - C:\Program Files\AVG\AVG8\avgpp.dll
O18 - Protocol: skype4com - {FFC8B962-9B40-4DFF-9458-1830C7DD7F5D} - C:\PROGRA~1\FICHIE~1\Skype\SKYPE4~1.DLL
O20 - AppInit_DLLs: avgrsstx.dll
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: AVG8 E-mail Scanner (avg8emc) - Unknown owner - C:\PROGRA~1\AVG\AVG8\avgemc.exe (file missing)
O23 - Service: AVG8 WatchDog (avg8wd) - AVG Technologies CZ, s.r.o. - C:\PROGRA~1\AVG\AVG8\avgwdsvc.exe
O23 - Service: AVG8 Firewall (avgfws8) - Unknown owner - C:\PROGRA~1\AVG\AVG8\avgfws8.exe (file missing)
O23 - Service: ConfigFree Service (CFSvcs) - TOSHIBA CORPORATION - C:\Program Files\TOSHIBA\ConfigFree\CFSvcs.exe
O23 - Service: Intel(R) PROSet/Wireless Event Log (EvtEng) - Intel Corporation - C:\Program Files\Intel\Wireless\Bin\EvtEng.exe
O23 - Service: InstallDriver Table Manager (IDriverT) - Macrovision Corporation - C:\Program Files\Fichiers communs\InstallShield\Driver\11\Intel 32\IDriverT.exe
O23 - Service: Nero BackItUp Scheduler 3 - Nero AG - C:\Program Files\Nero\Nero8\Nero BackItUp\NBService.exe
O23 - Service: NMIndexingService - Nero AG - C:\Program Files\Fichiers communs\Nero\Lib\NMIndexingService.exe
O23 - Service: NVIDIA Display Driver Service (NVSvc) - NVIDIA Corporation - C:\WINDOWS\system32\nvsvc32.exe
O23 - Service: PLFlash DeviceIoControl Service - Prolific Technology Inc. - C:\WINDOWS\system32\IoctlSvc.exe
O23 - Service: Intel(R) PROSet/Wireless Registry Service (RegSrvc) - Intel Corporation - C:\Program Files\Intel\Wireless\Bin\RegSrvc.exe
O23 - Service: Intel(R) PROSet/Wireless Service (S24EventMonitor) - Intel Corporation - C:\Program Files\Intel\Wireless\Bin\S24EvMon.exe
O23 - Service: X10 Device Network Service (x10nets) - X10 - C:\PROGRA~1\COMMON~1\X10\Common\x10nets.exe