Alors voilà ce que mindique le log :
C'est grave, docteur ?
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\system32\rundll32.exe
C:\Program Files\Alwil Software\Avast4\aswUpdSv.exe
C:\Program Files\Alwil Software\Avast4\ashServ.exe
C:\WINDOWS\System32\nvsvc32.exe
C:\WINDOWS\System32\svchost.exe
C:\WINDOWS\system32\ZoneLabs\vsmon.exe
C:\WINDOWS\Explorer.EXE
C:\windows\system\hpsysdrv.exe
C:\Program Files\USB Storage RW\shwicon.exe
C:\HP\KBD\KBD.EXE
C:\WINDOWS\ALCXMNTR.EXE
C:\Program Files\Fichiers communs\Logitech\QCDriver2\LVCOMS.EXE
C:\Program Files\Zone Labs\ZoneAlarm\zlclient.exe
C:\WINDOWS\System32\RUNDLL32.EXE
C:\PROGRA~1\ALWILS~1\Avast4\ashDisp.exe
C:\WINDOWS\System32\rundll32.exe
C:\Program Files\Alwil Software\Avast4\ashWebSv.exe
C:\Program Files\Alwil Software\Avast4\ashMaiSv.exe
C:\Program Files\Internet Explorer\iexplore.exe
C:\Program Files\Internet Explorer\iexplore.exe
C:\Program Files\Internet Explorer\iexplore.exe
C:\Program Files\Internet Explorer\iexplore.exe
C:\Program Files\WinRAR\WinRAR.exe
C:\DOSSIER PERSO\LAMIA\SOFT\HijackThis.exe
R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Default_Page_URL = http://fr7.hpwis.com/
R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Default_Search_URL = http://srch-fr7.hpwis.com/
R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Search Bar = http://srch-fr7.hpwis.com/
R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Search Page = http://srch-fr7.hpwis.com/
R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Start Page = http://google.fr/
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Default_Page_URL = http://fr7.hpwis.com/
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Default_Search_URL = http://srch-fr7.hpwis.com/
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Search Bar = http://srch-fr7.hpwis.com/
R0 - HKLM\Software\Microsoft\Internet Explorer\Main,Start Page = http://fr7.hpwis.com/
R1 - HKCU\Software\Microsoft\Internet Connection Wizard,ShellNext = http://fr7.hpwis.com/
R0 - HKCU\Software\Microsoft\Internet Explorer\Toolbar,LinksFolderName = Liens
F2 - REG:system.ini: UserInit=userinit.exe
O3 - Toolbar: &Radio - {8E718888-423F-11D2-876E-00A0C9082467} - C:\WINDOWS\System32\msdxm.ocx
O4 - HKLM\..\Run: [hpsysdrv] c:\windows\system\hpsysdrv.exe
O4 - HKLM\..\Run: [HotKeysCmds] C:\WINDOWS\System32\hkcmd.exe
O4 - HKLM\..\Run: [KYE_Showicon] "C:\Program Files\USB Storage RW\shwicon.exe" -t"KYE\USB Storage RW"
O4 - HKLM\..\Run: [WCOLOREAL] "C:\Program Files\Coloreal\coloreal.exe"
O4 - HKLM\..\Run: [Recguard] C:\WINDOWS\SMINST\RECGUARD.EXE
O4 - HKLM\..\Run: [nwiz] nwiz.exe /installquiet /keeploaded
O4 - HKLM\..\Run: [ATIModeChange] Ati2mdxx.exe
O4 - HKLM\..\Run: [KBD] C:\HP\KBD\KBD.EXE
O4 - HKLM\..\Run: [AlcxMonitor] ALCXMNTR.EXE
O4 - HKLM\..\Run: [PS2] C:\WINDOWS\system32\ps2.exe
O4 - HKLM\..\Run: [NeroFilterCheck] C:\WINDOWS\system32\NeroCheck.exe
O4 - HKLM\..\Run: [QuickTime Task] "C:\Program Files\QuickTime\qttask.exe" -atboottime
O4 - HKLM\..\Run: [LVCOMS] C:\Program Files\Fichiers communs\Logitech\QCDriver2\LVCOMS.EXE
O4 - HKLM\..\Run: [LogitechGalleryRepair] C:\Program Files\Logitech\ImageStudio\ISStart.exe
O4 - HKLM\..\Run: [LogitechImageStudioTray] C:\Program Files\Logitech\ImageStudio\LogiTray.exe
O4 - HKLM\..\Run: [Zone Labs Client] "C:\Program Files\Zone Labs\ZoneAlarm\zlclient.exe"
O4 - HKLM\..\Run: [defender] C:\\dfndrc_2.exe
O4 - HKLM\..\Run: [keyboard] C:\\kybrdc_2.exe
O4 - HKLM\..\Run: [newname] C:\\nwnmb_2.exe
O4 - HKLM\..\Run: [iay8c189] RUNDLL32.EXE w000bf48.dll,n 0018c1880000000a000bf48
O4 - HKLM\..\Run: [avast!] C:\PROGRA~1\ALWILS~1\Avast4\ashDisp.exe
O4 - HKCU\..\Run: [NVIEW] rundll32.exe nview.dll,nViewLoadHook
O4 - HKCU\..\Run: [WhenUSave] "C:\Program Files\Save\Save.exe"
O4 - Global Startup: Adobe Gamma Loader.lnk = C:\Program Files\Fichiers communs\Adobe\Calibration\Adobe Gamma Loader.exe
O8 - Extra context menu item: E&xporter vers Microsoft Excel - res://C:\PROGRA~1\MICROS~4\OFFICE11\EXCEL.EXE/3000
O9 - Extra button: Recherche - {92780B25-18CC-41C8-B9BE-3C9C571A8263} - C:\PROGRA~1\MICROS~4\OFFICE11\REFIEBAR.DLL
O9 - Extra button: MoneySide - {E023F504-0C5A-4750-A1E7-A9046DEA8A21} - c:\Program Files\Microsoft Money\System\mnyside.dll
O16 - DPF: {1D4DB7D2-6EC9-47A3-BD87-1E41684E07BB} - http://ak.exe.imgfarm.com/images/n [...] 0.0.15.cab
O16 - DPF: {56336BCB-3D8A-11D6-A00B-0050DA18DE71} (RdxIE Class) - http://software-dl.real.com/17cc31 [...] 601_fr.cab
O16 - DPF: {56393399-041A-4650-94C7-13DFCB1F4665} (PSFormX Control) - http://home3.ca.com/PestPatrol/uni [...] stscan.cab
O16 - DPF: {8C875948-9C60-4381-9248-0DF180542D53} - http://installs.spamblockerutility [...] tility.cab
O18 - Protocol: msnim - {828030A1-22C1-4009-854F-8E305202313F} - "C:\PROGRA~1\MSNMES~1\msgrapp.dll" (file missing)
O20 - Winlogon Notify: igfxcui - C:\WINDOWS\SYSTEM32\igfxsrvc.dll
O20 - Winlogon Notify: MCD - C:\WINDOWS\system32\e020lafm1d2a.dll
O23 - Service: Adobe LM Service - Unknown owner - C:\Program Files\Fichiers communs\Adobe Systems Shared\Service\Adobelmsvc.exe
O23 - Service: avast! iAVS4 Control Service (aswUpdSv) - Unknown owner - C:\Program Files\Alwil Software\Avast4\aswUpdSv.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)
O23 - Service: Command Service (cmdService) - Unknown owner - C:\WINDOWS\eXZvbiBTVUNIRVQ\command.exe (file missing)
O23 - Service: InstallDriver Table Manager (IDriverT) - Macrovision Corporation - C:\Program Files\Fichiers communs\InstallShield\Driver\11\Intel 32\IDriverT.exe
O23 - Service: Macromedia Licensing Service - Macromedia - C:\Program Files\Fichiers communs\Macromedia Shared\Service\Macromedia Licensing.exe
O23 - Service: Network Monitor - Unknown owner - C:\Program Files\Network Monitor\netmon.exe (file missing)
O23 - Service: NVIDIA Driver Helper Service (NVSvc) - NVIDIA Corporation - C:\WINDOWS\System32\nvsvc32.exe
O23 - Service: TrueVector Internet Monitor (vsmon) - Zone Labs, LLC - C:\WINDOWS\system32\ZoneLabs\vsmon.exe
Il n'y a pas de HOSTS, comme dans ton exemple...
Merci pour ta réponse !