Donc voilà j'ai scanné avec tous les programmes cités lpus haut sauf a-squared (puisque je ne peut pas le lancer) et regcleaner, je n'ai pas encore eu le temps de voir comment il marchait, à la place j'ai utilisé Ccleaner.
Après tout cela j'ai fais un scan hijackthis dont voilà le log:

Logfile of HijackThis v1.99.1
Scan saved at 21:33:21, on 10/01/2006
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:\Program Files\Stardock\Object Desktop\WindowBlinds\wbload.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\drivers\CDAC11BA.EXE
C:\Program Files\ewido anti-malware\ewidoctrl.exe
C:\Program Files\ewido anti-malware\ewidoguard.exe
C:\WINDOWS\Explorer.EXE
C:\Program Files\FreePOPs\freepopsservice.exe
C:\Program Files\FreePOPs\freepopsd.exe
C:\WINDOWS\System32\nvsvc32.exe
C:\WINDOWS\System32\svchost.exe
C:\WINDOWS\system32\ZoneLabs\vsmon.exe
C:\WINDOWS\system32\RUNDLL32.EXE
C:\WINDOWS\System32\spool\DRIVERS\W32X86\3\E_S4I0F2.EXE
C:\PROGRA~1\ALWILS~1\Avast4\ashDisp.exe
C:\WINDOWS\SOUNDMAN.EXE
C:\PROGRA~1\MESSAG~1\StartMessager.exe
C:\Program Files\Fichiers communs\Real\Update_OB\realsched.exe
C:\Program Files\Zone Labs\ZoneAlarm\zlclient.exe
C:\Program Files\SAGEM\SAGEM F@st 800-840\dslmon.exe
C:\Program Files\SpyCatcher 2006\Protector.exe
C:\PROGRA~1\INCRED~1\bin\IMApp.exe
C:\Program Files\Alwil Software\Avast4\ashMaiSv.exe
C:\Program Files\Alwil Software\Avast4\ashWebSv.exe
C:\Program Files\HijackThis.exe

R1 - HKCU\Software\Microsoft\Internet Explorer,SearchURL = http://www.google.fr/keyword/%s
R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Search Bar = http://www.wanadoo.fr/go/page_recherche/
R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Start Page = http://www.wanadoo.fr
R0 - HKLM\Software\Microsoft\Internet Explorer\Main,Start Page = http://www.secuser.com
R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Local Page =
R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Start Page_bak = http://www.google.fr
R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Window Title = Wanadoo
R0 - HKCU\Software\Microsoft\Internet Explorer\Toolbar,LinksFolderName = Liens
R3 - URLSearchHook: Search Class - {08C06D61-F1F3-4799-86F8-BE1A89362C85} - C:\PROGRA~1\Wanadoo\SEARCH~1.DLL
O2 - BHO: AcroIEHlprObj Class - {06849E9F-C8D7-4D59-B87D-784B7D6BE0B3} - C:\Program Files\Adobe\Acrobat 7.0\ActiveX\AcroIEHelper.dll
O2 - BHO: (no name) - {53707962-6F74-2D53-2644-206D7942484F} - C:\PROGRA~1\SPYBOT~1\SDHelper.dll
O4 - HKLM\..\Run: [NvCplDaemon] RUNDLL32.EXE C:\WINDOWS\System32\NvCpl.dll,NvStartup
O4 - HKLM\..\Run: [nwiz] nwiz.exe /install
O4 - HKLM\..\Run: [NvMediaCenter] RUNDLL32.EXE C:\WINDOWS\system32\NvMcTray.dll,NvTaskbarInit
O4 - HKLM\..\Run: [EPSON Stylus Photo R300 Series] C:\WINDOWS\System32\spool\DRIVERS\W32X86\3\E_S4I0F2.EXE /P30 "EPSON Stylus Photo R300 Series" /O5 "LPT1:" /M "Stylus Photo R300"
O4 - HKLM\..\Run: [WOOWATCH] C:\PROGRA~1\Wanadoo\Watch.exe
O4 - HKLM\..\Run: [avast!] C:\PROGRA~1\ALWILS~1\Avast4\ashDisp.exe
O4 - HKLM\..\Run: [SoundMan] SOUNDMAN.EXE
O4 - HKLM\..\Run: [MessagerStarter Wanadoo] C:\PROGRA~1\MESSAG~1\StartMessager.exe Messager Wanadoo
O4 - HKLM\..\Run: [TkBellExe] "C:\Program Files\Fichiers communs\Real\Update_OB\realsched.exe" -osboot
O4 - HKLM\..\Run: [Zone Labs Client] C:\Program Files\Zone Labs\ZoneAlarm\zlclient.exe
O4 - HKCU\..\Run: [IncrediMail] C:\Program Files\IncrediMail\bin\IncMail.exe /c
O4 - HKCU\..\Run: [NvMediaCenter] RUNDLL32.EXE C:\WINDOWS\System32\NVMCTRAY.DLL,NvTaskbarInit
O4 - Startup: Raccourci vers delimsl.lnk = C:\Documents and Settings\Amandine\Local Settings\Application Data\IM\Identities\{D020EA3E-4EAD-4851-AD94-8F2F518C92BC}\delimsl.bat
O4 - Global Startup: Adobe Reader Speed Launch.lnk = C:\Program Files\Adobe\Acrobat 7.0\Reader\reader_sl.exe
O4 - Global Startup: DSLMON.lnk = C:\Program Files\SAGEM\SAGEM F@st 800-840\dslmon.exe
O4 - Global Startup: Microsoft Office.lnk = C:\Program Files\Microsoft Office\Office10\OSA.EXE
O4 - Global Startup: SpyCatcher Protector.lnk = C:\Program Files\SpyCatcher 2006\Protector.exe
O8 - Extra context menu item: &Add animation to IncrediMail Style Box - C:\PROGRA~1\INCRED~1\bin\resources\WebMenuImg.htm
O8 - Extra context menu item: E&xporter vers Microsoft Excel - res://C:\PROGRA~1\MICROS~2\Office10\EXCEL.EXE/3000
O9 - Extra button: (no name) - {85d1f590-48f4-11d9-9669-0800200c9a66} - %windir%\bdoscandel.exe (file missing)
O9 - Extra 'Tools' menuitem: Uninstall BitDefender Online Scanner v8 - {85d1f590-48f4-11d9-9669-0800200c9a66} - %windir%\bdoscandel.exe (file missing)
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: Yahoo! Backgammon - http://download.games.yahoo.com/games/clients/y/at0_x.cab
O16 - DPF: Yahoo! Blackjack - http://download.games.yahoo.com/games/clients/y/jt0_x.cab
O16 - DPF: Yahoo! Dominoes - http://download.games.yahoo.com/games/clients/y/dot7_x.cab
O16 - DPF: Yahoo! Dots - http://download.games.yahoo.com/games/clients/y/dtt1_x.cab
O16 - DPF: Yahoo! Go - http://download.games.yahoo.com/games/clients/y/gt2_x.cab
O16 - DPF: Yahoo! Literati - http://download.games.yahoo.com/games/clients/y/tt2_x.cab
O16 - DPF: Yahoo! MahJong Solitaire - http://download.games.yahoo.com/games/clients/y/mjst3_x.cab
O16 - DPF: Yahoo! Poker - http://download.games.yahoo.com/games/clients/y/pt1_x.cab
O16 - DPF: Yahoo! Pool 2 - http://download.games.yahoo.com/games/clients/y/pote_x.cab
O16 - DPF: Yahoo! Pyramids - http://download.games.yahoo.com/games/clients/y/pyt1_x.cab
O16 - DPF: Yahoo! Reversi - http://download.games.yahoo.com/games/clients/y/rt0_x.cab
O16 - DPF: Yahoo! Towers 2.0 - http://download.games.yahoo.com/games/clients/y/ywt0_x.cab
O16 - DPF: {04E214E5-63AF-4236-83C6-A7ADCBF9BD02} (HouseCall Control) - http://housecall60.trendmicro.com/housecall/xscan60.cab
O16 - DPF: {17492023-C23A-453E-A040-C7C580BBF700} (Windows Genuine Advantage Validation Tool) - http://go.microsoft.com/fwlink/?linkid=39204
O16 - DPF: {193C772A-87BE-4B19-A7BB-445B226FE9A1} (ewidoOnlineScan Control) - http://download.ewido.net/ewidoOnlineScan.cab
O16 - DPF: {30528230-99F7-4BB4-88D8-FA1D4F56A2AB} (YInstStarter Class) - C:\Program Files\Yahoo!\Common\yinsthelper.dll
O16 - DPF: {31B7EB4E-8B4B-11D1-A789-00A0CC6651A8} (Cult3D ActiveX Player) - http://www.cult3d.com/download/cult.cab
O16 - DPF: {4F1E5B1A-2A80-42CA-8532-2D05CB959537} (MSN Photo Upload Tool) - http://spaces.msn.com//PhotoUpload/MsnPUpld.cab
O16 - DPF: {5D86DDB5-BDF9-441B-9E9E-D4730F4EE499} (BDSCANONLINE Control) - http://www.bitdefender.fr/scan8/oscan8.cab
O16 - DPF: {6E32070A-766D-4EE6-879C-DC1FA91D2FC3} (MUWebControl Class) - http://update.microsoft.com/microsoftupdate/v6/V5Controls/en/x86/client/muweb_site.cab?1124893557937
O16 - DPF: {74D05D43-3236-11D4-BDCD-00C04F9A3B61} (HouseCall Control) - http://a840.g.akamai.net/7/840/537/2005111401/housecall.trendmicro.com/housecall/xscan53.cab
O16 - DPF: {9A9307A0-7DA4-4DAF-B042-5009F29E09E1} (ActiveScan Installer Class) - http://www.pandasoftware.com/activescan/as5/asinst.cab
O16 - DPF: {A3009861-330C-4E10-822B-39D16EC8829D} (CRAVOnline Object) - http://www.ravantivirus.com/scan/ravonline.cab
O16 - DPF: {CAFEEFAC-0014-0001-0002-ABCDEFFEDCBA} (Java Runtime Environment 1.4.1_02) -
O17 - HKLM\System\CCS\Services\Tcpip\..\{B82D47B5-9166-4C2F-8BC2-A7EDB03BCEA2}: NameServer = 80.10.246.1 80.10.246.132
O18 - Protocol: msnim - {828030A1-22C1-4009-854F-8E305202313F} - "C:\PROGRA~1\MSNMES~1\msgrapp.dll" (file missing)
O20 - AppInit_DLLs: interceptor.dll,wbsys.dll
O20 - Winlogon Notify: WB - C:\PROGRA~1\Stardock\OBJECT~1\WINDOW~1\fastload.dll
O21 - SSODL: IconPackager Repair - {1799460C-0BC8-4865-B9DF-4A36CD703FF0} - C:\Program Files\Stardock\Object Desktop\IconPackager\iprepair.dll
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: C-DillaCdaC11BA - Macrovision - C:\WINDOWS\System32\drivers\CDAC11BA.EXE
O23 - Service: ewido security suite control - ewido networks - C:\Program Files\ewido anti-malware\ewidoctrl.exe
O23 - Service: ewido security suite guard - ewido networks - C:\Program Files\ewido anti-malware\ewidoguard.exe
O23 - Service: FreePOPs - Unknown owner - C:\Program Files\FreePOPs\freepopsservice.exe
O23 - Service: NVIDIA Display Driver Service (NVSvc) - NVIDIA Corporation - C:\WINDOWS\System32\nvsvc32.exe
O23 - Service: TrueVector Internet Monitor (vsmon) - Zone Labs, LLC - C:\WINDOWS\system32\ZoneLabs\vsmon.exe



Merci