Trojan-Downloader.Win32.Small.tnt +autre

Bonjour,
voila plusieurs semaine que je lutte cpntre les infection win32 , mais elles reviennent sans cesse, jai essayé de suivre les instructions pour un trojan downloader , car il est je pense a l'origine du problème, mais je galère. donc je demande de l'aide s'il vous plait.
voici le rapport hijack this:
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:\Program Files\Alwil Software\Avast4\aswUpdSv.exe
C:\Program Files\Alwil Software\Avast4\ashServ.exe
C:\WINDOWS\system32\spoolsv.exe
C:\WINDOWS\system32\Ati2evxx.exe
C:\WINDOWS\Explorer.EXE
C:\Program Files\Canon\IJPLM\IJPLMSVC.EXE
C:\Program Files\VeriSign\NAVI\naviagent.exe
C:\PROGRA~1\NORTON~1\NORTON~1\NPROTECT.EXE
C:\PROGRA~1\NORTON~1\NORTON~1\SPEEDD~1\NOPDB.EXE
C:\WINDOWS\System32\svchost.exe
C:\WINDOWS\SOUNDMAN.EXE
C:\Program Files\ATI Technologies\ATI.ACE\cli.exe
C:\PROGRA~1\ALWILS~1\Avast4\ashDisp.exe
C:\Program Files\MessengerPlus! 3\MsgPlus.exe
C:\Program Files\ScanSoft\OmniPageSE2.0\OpwareSE2.exe
C:\Program Files\Java\jre1.5.0_06\bin\jusched.exe
C:\Program Files\Canon\MyPrinter\BJMyPrt.exe
C:\Program Files\Zone Labs\ZoneAlarm\zlclient.exe
C:\Program Files\Kiwee Toolbar2\1.4.127\kwtbaim.exe
C:\WINDOWS\system32\ctfmon.exe
C:\Program Files\Messenger\msmsgs.exe
C:\Program Files\Skype\Phone\Skype.exe
C:\Program Files\Alwil Software\Avast4\ashMaiSv.exe
C:\Program Files\Alwil Software\Avast4\ashWebSv.exe
C:\WINDOWS\system32\ZoneLabs\vsmon.exe
C:\WINDOWS\system32\WgaTray.exe
C:\Program Files\Windows Live\Messenger\usnsvc.exe
C:\Program Files\ATI Technologies\ATI.ACE\cli.exe
C:\Program Files\ATI Technologies\ATI.ACE\cli.exe
C:\WINDOWS\system32\wuauclt.exe
c:\program files\a-squared free\a2free.exe
C:\Program Files\a-squared Free\a2service.exe
C:\Program Files\Windows Live\Messenger\msnmsgr.exe
C:\PROGRA~1\MOZILL~1\FIREFOX.EXE
C:\Program Files\Trend Micro\HijackThis\HijackThis.exe

R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Start Page = http://ww17.ads.eorezo.com/cgi-bin/advert/getads.cgi?x_format=redirect&x_dp_id=9
R0 - HKLM\Software\Microsoft\Internet Explorer\Main,Start Page = http://ww17.ads.eorezo.com/cgi-bin/advert/getads.cgi?x_format=redirect&x_dp_id=9
R0 - HKCU\Software\Microsoft\Internet Explorer\Toolbar,LinksFolderName = Liens
R3 - URLSearchHook: Kiwee Toolbar - {6638A9DE-0745-4292-8A2E-AE530E7B9B3F} - C:\Program Files\Kiwee Toolbar2\1.4.127\KiweeIEToolbar.dll
R3 - URLSearchHook: i-Nav IDN SearchHook - {CE000994-A58C-4441-8938-744CD72AB27F} - C:\Program Files\VeriSign\i-Nav\i-nav_4_2_1.dll
F2 - REG:system.ini: UserInit=C:\WINDOWS\system32\userinit.exe,C:\WINDOWS\system32\^^^^^^.exe
O2 - BHO: Adobe PDF Reader Link Helper - {06849E9F-C8D7-4D59-B87D-784B7D6BE0B3} - C:\Program Files\Adobe\Acrobat 7.0\ActiveX\AcroIEHelper.dll
O2 - BHO: EoBho Class - {64F56FC1-1272-44CD-BA6E-39723696E350} - C:\Program Files\EoRezo\EoAdv\EoRezoBHO.dll (file missing)
O2 - BHO: Kiwee Toolbar - {6638A9DE-0745-4292-8A2E-AE530E7B9B3F} - C:\Program Files\Kiwee Toolbar2\1.4.127\KiweeIEToolbar.dll
O2 - BHO: SSVHelper Class - {761497BB-D6F0-462C-B6EB-D4DAF1D92D43} - C:\Program Files\Java\jre1.5.0_06\bin\ssv.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
O2 - BHO: Windows Live Toolbar Helper - {BDBD1DAD-C946-4A17-ADC1-64B5B4FF55D0} - C:\Program Files\Windows Live Toolbar\msntb.dll
O2 - BHO: i-Nav IDN Resolver - {CE000992-A58C-4441-8938-744CD72AB27F} - C:\Program Files\VeriSign\i-Nav\i-nav_4_2_1.dll
O3 - Toolbar: Windows Live Toolbar - {BDAD1DAD-C946-4A17-ADC1-64B5B4FF55D0} - C:\Program Files\Windows Live Toolbar\msntb.dll
O3 - Toolbar: Easy-WebPrint - {327C2873-E90D-4c37-AA9D-10AC9BABA46C} - C:\Program Files\Canon\Easy-WebPrint\Toolband.dll
O3 - Toolbar: Kiwee Toolbar - {6638A9DE-0745-4292-8A2E-AE530E7B9B3F} - C:\Program Files\Kiwee Toolbar2\1.4.127\KiweeIEToolbar.dll
O4 - HKCU\..\Run: [CTFMON.EXE] C:\WINDOWS\system32\ctfmon.exe
O4 - HKCU\..\Run: [Felix] C:\Program Files\ScreenMates\Felix2.exe
O4 - HKCU\..\Run: [MSMSGS] "C:\Program Files\Messenger\msmsgs.exe" /background
O4 - HKCU\..\Run: [Skype] "C:\Program Files\Skype\Phone\Skype.exe" /nosplash /minimized
O4 - HKCU\..\Run: [msnmsgr] "C:\Program Files\Windows Live\Messenger\MsnMsgr.Exe" /background
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 - Global Startup: Lancement rapide d'Adobe Reader.lnk = C:\Program Files\Adobe\Acrobat 7.0\Reader\reader_sl.exe
O4 - Global Startup: Microsoft Office.lnk = C:\Program Files\Microsoft Office\Office\OSA9.EXE
O8 - Extra context menu item: &Search - ?p=ZJfox000
O8 - Extra context menu item: &Windows Live Search - res://C:\Program Files\Windows Live Toolbar\msntb.dll/search.htm
O8 - Extra context menu item: Easy-WebPrint Ajouter à la liste d'impressions - res://C:\Program Files\Canon\Easy-WebPrint\Resource.dll/RC_AddToList.html
O8 - Extra context menu item: Easy-WebPrint Impression rapide - res://C:\Program Files\Canon\Easy-WebPrint\Resource.dll/RC_HSPrint.html
O8 - Extra context menu item: Easy-WebPrint Imprimer - res://C:\Program Files\Canon\Easy-WebPrint\Resource.dll/RC_Print.html
O8 - Extra context menu item: Easy-WebPrint Prévisualiser - res://C:\Program Files\Canon\Easy-WebPrint\Resource.dll/RC_Preview.html
O9 - Extra button: (no name) - {08B0E5C0-4FCB-11CF-AAA5-00401C608501} - C:\Program Files\Java\jre1.5.0_06\bin\ssv.dll
O9 - Extra 'Tools' menuitem: Console Java (Sun) - {08B0E5C0-4FCB-11CF-AAA5-00401C608501} - C:\Program Files\Java\jre1.5.0_06\bin\ssv.dll
O9 - Extra button: Aide i-Nav - {CE000992-A58C-4441-8938-744CD72AB27F} - http://idn.verisign-grs.com/plug-in/support/index.jsp (file missing)
O9 - Extra 'Tools' menuitem: Aide i-Nav - {CE000992-A58C-4441-8938-744CD72AB27F} - http://idn.verisign-grs.com/plug-in/support/index.jsp (file missing)
O9 - Extra button: (no name) - {CE000996-A58C-4441-8938-744CD72AB27F} - C:\Program Files\VeriSign\i-Nav\i-nav_4_2_1.dll
O9 - Extra 'Tools' menuitem: Options i-Nav - {CE000996-A58C-4441-8938-744CD72AB27F} - C:\Program Files\VeriSign\i-Nav\i-nav_4_2_1.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: CabBuilder - http://kiw.imgag.com/imgag/kiw/toolbar/download/InstallerControl.cab
O16 - DPF: {20A60F0D-9AFA-4515-A0FD-83BD84642501} (Checkers Class) - http://messenger.zone.msn.com/binary/msgrchkr.cab56986.cab
O16 - DPF: {8E0D4DE5-3180-4024-A327-4DFAD1796A8D} (MessengerStatsClient Class) - http://messenger.zone.msn.com/binary/MessengerStatsClient.cab31267.cab
O16 - DPF: {C3F79A2B-B9B4-4A66-B012-3EE46475B072} (MessengerStatsClient Class) - http://messenger.zone.msn.com/binary/MessengerStatsPAClient.cab56907.cab
O16 - DPF: {D3D0E7BC-170E-11D0-B2D1-00AA00B92B50} (FireEvent Control) - http://sfr.fr.web.ftmd.musiwave.com/dlm/ax/fireev.1.0.0.4.cab
O16 - DPF: {F6BF0D00-0B2A-4A75-BF7B-F385591623AF} (Solitaire Showdown Class) - http://messenger.zone.msn.com/binary/SolitaireShowdown.cab31267.cab
O23 - Service: a-squared Free Service (a2free) - Emsi Software GmbH - C:\Program Files\a-squared Free\a2service.exe
O23 - Service: avast! iAVS4 Control Service (aswUpdSv) - ALWIL Software - 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 - 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: InstallDriver Table Manager (IDriverT) - Macrovision Corporation - C:\Program Files\Fichiers communs\InstallShield\Driver\11\Intel 32\IDriverT.exe
O23 - Service: PIXMA Extended Survey Program (IJPLMSVC) - Unknown owner - C:\Program Files\Canon\IJPLM\IJPLMSVC.EXE
O23 - Service: VeriSign Updater (navi) - VeriSign, Inc. - C:\Program Files\VeriSign\NAVI\naviagent.exe
O23 - Service: Norton Unerase Protection (NProtectService) - Symantec Corporation - C:\PROGRA~1\NORTON~1\NORTON~1\NPROTECT.EXE
O23 - Service: Speed Disk service - Symantec Corporation - C:\PROGRA~1\NORTON~1\NORTON~1\SPEEDD~1\NOPDB.EXE
O23 - Service: TrueVector Internet Monitor (vsmon) - Zone Labs, LLC - C:\WINDOWS\system32\ZoneLabs\vsmon.exe