Détruire AltnetBDE -balltrap34 ??;)

Merci Régis59...
voici le scan:
Logfile of HijackThis v1.99.1
Scan saved at 17:43:40, on 27/07/2005
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\svchost.exe
C:\WINDOWS\System32\svchost.exe
C:\WINDOWS\system32\spoolsv.exe
C:\WINDOWS\Explorer.EXE
C:\WINDOWS\System32\igfxtray.exe
C:\WINDOWS\System32\hkcmd.exe
C:\Program Files\Synaptics\SynTP\SynTPLpr.exe
C:\Program Files\Synaptics\SynTP\SynTPEnh.exe
C:\Progra~1\Launch Manager\LaunchAp.exe
C:\Progra~1\Launch Manager\PowerKey.exe
C:\Progra~1\Launch Manager\HotkeyApp.exe
C:\Progra~1\Launch Manager\CtrlVol.exe
C:\Progra~1\Launch Manager\Wbutton.exe
C:\Program Files\Acer\Notebook Manager\almxptray.exe
C:\WINDOWS\AGRSMMSG.exe
C:\Program Files\ltmoh\Ltmoh.exe
C:\PROGRA~1\MAGICW~1\MW1HEL~1.EXE
C:\Program Files\QuickTime\qttask.exe
C:\WINDOWS\system32\ctfmon.exe
C:\Program Files\Messenger\msmsgs.exe
C:\Program Files\Le Robert\Le Petit Robert\prhyper.exe
C:\Program Files\MSN Messenger\msnmsgr.exe
C:\WINDOWS\System32\svchost.exe
C:\PROGRA~1\Grisoft\AVGFRE~1\avgupsvc.exe
C:\PROGRA~1\Grisoft\AVGFRE~1\avgamsvr.exe
C:\Program Files\Grisoft\AVG Free\avgemc.exe
C:\Program Files\Grisoft\AVG Free\avgcc.exe
C:\Program Files\Microsoft Office\OFFICE11\EXCEL.EXE
C:\Program Files\Windows Media Player\wmplayer.exe
C:\Program Files\Internet Explorer\iexplore.exe
C:\Program Files\WinRAR\WinRAR.exe
C:\Documents and Settings\alice\Bureau\HijackThis.exe

R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Start Page = http://www.minami-nutrition.com/eng/home.php
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Default_Page_URL = http://global.acer.com/
R0 - HKLM\Software\Microsoft\Internet Explorer\Main,Start Page = http://www.minami-nutrition.com/
R0 - HKCU\Software\Microsoft\Internet Explorer\Toolbar,LinksFolderName = Liens
O2 - BHO: DownloadRedirect Class - {00000000-6CB0-410C-8C3D-8FA8D2011D0A} - C:\Program Files\iMesh\iMesh5\iMeshBHO.dll
O2 - BHO: AcroIEHlprObj Class - {06849E9F-C8D7-4D59-B87D-784B7D6BE0B3} - C:\Program Files\Adobe\Acrobat 5.0\Reader\ActiveX\AcroIEHelper.ocx
O2 - BHO: (no name) - {53707962-6F74-2D53-2644-206D7942484F} - C:\Program Files\Spybot - Search & Destroy\SDHelper.dll
O4 - HKLM\..\Run: [LaunchApp] LaunApp
O4 - HKLM\..\Run: [IgfxTray] C:\WINDOWS\System32\igfxtray.exe
O4 - HKLM\..\Run: [HotKeysCmds] C:\WINDOWS\System32\hkcmd.exe
O4 - HKLM\..\Run: [SynTPLpr] C:\Program Files\Synaptics\SynTP\SynTPLpr.exe
O4 - HKLM\..\Run: [SynTPEnh] C:\Program Files\Synaptics\SynTP\SynTPEnh.exe
O4 - HKLM\..\Run: [LaunchAp] C:\Progra~1\Launch Manager\LaunchAp.exe
O4 - HKLM\..\Run: [PowerKey] "C:\Progra~1\Launch Manager\PowerKey.exe"
O4 - HKLM\..\Run: [LManager] C:\Progra~1\Launch Manager\HotkeyApp.exe
O4 - HKLM\..\Run: [CtrlVol] C:\Progra~1\Launch Manager\CtrlVol.exe
O4 - HKLM\..\Run: [Wbutton] "C:\Progra~1\Launch Manager\Wbutton.exe"
O4 - HKLM\..\Run: [AcerNotebookManager] C:\Program Files\Acer\Notebook Manager\almxptray.exe
O4 - HKLM\..\Run: [AGRSMMSG] AGRSMMSG.exe
O4 - HKLM\..\Run: [LtMoh] C:\Program Files\ltmoh\Ltmoh.exe
O4 - HKLM\..\Run: [NeroFilterCheck] C:\WINDOWS\system32\NeroCheck.exe
O4 - HKLM\..\Run: [MW1HelperStartUp] C:\PROGRA~1\MAGICW~1\MW1HEL~1.EXE /partner MW1
O4 - HKLM\..\Run: [QuickTime Task] "C:\Program Files\QuickTime\qttask.exe" -atboottime
O4 - HKLM\..\Run: [AVG7_CC] C:\PROGRA~1\Grisoft\AVGFRE~1\avgcc.exe /STARTUP
O4 - HKLM\..\Run: [AVG7_EMC] C:\PROGRA~1\Grisoft\AVGFRE~1\avgemc.exe
O4 - HKCU\..\Run: [CTFMON.EXE] C:\WINDOWS\system32\ctfmon.exe
O4 - HKCU\..\Run: [MSMSGS] "C:\Program Files\Messenger\msmsgs.exe" /background
O4 - HKCU\..\Run: [Le Petit Robert Hyperappel] C:\Program Files\Le Robert\Le Petit Robert\prhyper.exe
O4 - HKCU\..\Run: [TypingSatellite] "C:\Program Files\TypingMaster\KBOOST.EXE"
O4 - HKCU\..\Run: [NBJ] "C:\Program Files\Ahead\Nero BackItUp\NBJ.exe"
O4 - HKCU\..\Run: [MessengerPlus3] "\" /WinStart
O4 - HKCU\..\Run: [msnmsgr] "C:\Program Files\MSN Messenger\msnmsgr.exe" /background
O8 - Extra context menu item: &Search - http://kx.bar.need2find.com/KX/menusearch.html?p=KX
O8 - Extra context menu item: E&xporter vers Microsoft Excel - res://C:\PROGRA~1\MICROS~2\OFFICE11\EXCEL.EXE/3000
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
O16 - DPF: {B38870E4-7ECB-40DA-8C6A-595F0A5519FF} (MsnMessengerSetupDownloadControl Class) - http://messenger.msn.com/download/msnmessengersetupdownloader.cab
O20 - Winlogon Notify: igfxcui - C:\WINDOWS\SYSTEM32\igfxsrvc.dll
O23 - Service: AVG7 Alert Manager Server (Avg7Alrt) - GRISOFT, s.r.o. - C:\PROGRA~1\Grisoft\AVGFRE~1\avgamsvr.exe
O23 - Service: AVG7 Update Service (Avg7UpdSvc) - GRISOFT, s.r.o. - C:\PROGRA~1\Grisoft\AVGFRE~1\avgupsvc.exe
O23 - Service: SymWMI Service (SymWSC) - Symantec Corporation - C:\Program Files\Fichiers communs\Symantec Shared\Security Center\SymWSC.exe

Je dois quitter le bureau. Espère avoir la suite demain!!!!
Merciiiiiiii!

Merci Regis59 pour votre aide. J'essayerai tout ce que vous m'avez proposé de faire. Mais étant donné que c'est le pc de mon boulot, je ne veux pas prendre de risques. Je me ferai assister par qqun qui s'y connait un petit peu mieux que moi! Encore un grd merci!