Virus coder windows

Bonjour,
comme un imbecile , j'ai ouvert un mail et je me suis attrapé un virus. quand j allume mon pc, une page s'ouvre et c'est marqué que j' ai attrapé le virus coder windows .
j' ai fait un scan hijackthis, mais je l trouve pas . comment puis je l'éradiquer ? je vous laisse le scan et je vous remercie de votre attention

Logfile of Trend Micro HijackThis v2.0.2
Scan saved at 14:56:10, on 19/06/2012
Platform: Unknown Windows (WinNT 6.01.3505 SP1)
MSIE: Internet Explorer v9.00 (9.00.8112.16446)
Boot mode: Normal

Running processes:
C:\Program Files (x86)\Bywifi\bywifi.exe
C:\Program Files\AVAST Software\Avast\AvastUI.exe
C:\Users\ThierryG\AppData\Local\Google\Chrome\Application\chrome.exe
C:\Users\ThierryG\AppData\Local\Google\Chrome\Application\chrome.exe
C:\Users\ThierryG\AppData\Local\Google\Chrome\Application\chrome.exe
C:\Users\ThierryG\AppData\Local\Google\Chrome\Application\chrome.exe
C:\Users\ThierryG\AppData\Local\Google\Chrome\Application\chrome.exe
C:\Users\ThierryG\AppData\Local\Google\Chrome\Application\chrome.exe
C:\Users\ThierryG\AppData\Local\Google\Chrome\Application\chrome.exe
C:\Users\ThierryG\AppData\Local\Google\Chrome\Application\chrome.exe
C:\Users\ThierryG\AppData\Local\Google\Chrome\Application\chrome.exe
C:\Users\ThierryG\AppData\Local\Google\Chrome\Application\chrome.exe
C:\Users\ThierryG\AppData\Local\Google\Chrome\Application\chrome.exe
C:\Users\ThierryG\AppData\Local\Google\Chrome\Application\chrome.exe
C:\Users\ThierryG\AppData\Local\Google\Chrome\Application\chrome.exe
C:\Users\ThierryG\AppData\Local\Google\Chrome\Application\chrome.exe
C:\Users\ThierryG\AppData\Local\Google\Chrome\Application\chrome.exe
C:\Windows\SysWOW64\rundll32.exe
C:\Users\ThierryG\AppData\Local\Google\Chrome\Application\chrome.exe
C:\Users\ThierryG\AppData\Local\Google\Chrome\Application\chrome.exe
C:\Program Files (x86)\Trend Micro\HijackThis\HijackThis.exe

R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Default_Page_URL = http://homepage.acer.com/rdr.aspx?b=ACAW&l=040c&m=aspire_5738&r=273601129526l0318z115t4751w57s
R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Search Bar = http://www.google.fr
R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Search Page = http://www.google.fr
R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Start Page = https://www.google.fr/
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Default_Page_URL = http://homepage.acer.com/rdr.aspx?b=ACAW&l=040c&m=aspire_5738&r=273601129526l0318z115t4751w57s
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Default_Search_URL = http://go.microsoft.com/fwlink/?LinkId=54896
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Search Page = http://go.microsoft.com/fwlink/?LinkId=54896
R0 - HKLM\Software\Microsoft\Internet Explorer\Main,Start Page = http://homepage.acer.com/rdr.aspx?b=ACAW&l=040c&m=aspire_5738&r=273601129526l0318z115t4751w57s
R1 - HKCU\Software\Microsoft\Internet Explorer\Search,Default_Search_URL = http://www.google.fr
R1 - HKCU\Software\Microsoft\Internet Explorer\Search,SearchAssistant = http://www.google.fr
R0 - HKLM\Software\Microsoft\Internet Explorer\Search,SearchAssistant =
R0 - HKLM\Software\Microsoft\Internet Explorer\Search,CustomizeSearch =
R0 - HKLM\Software\Microsoft\Internet Explorer\Main,Local Page = C:\Windows\SysWOW64\blank.htm
R1 - HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings,ProxyOverride = local
R0 - HKCU\Software\Microsoft\Internet Explorer\Toolbar,LinksFolderName =
F2 - REG:system.ini: UserInit=userinit.exe,
O2 - BHO: (no name) - AutorunsDisabled - (no file)
O2 - BHO: AcroIEHelperStub - {18DF081C-E8AD-4283-A596-FA578C2EBDC3} - C:\Program Files (x86)\Common Files\Adobe\Acrobat\ActiveX\AcroIEHelperShim.dll
O2 - BHO: Java(tm) Plug-In SSV Helper - {761497BB-D6F0-462C-B6EB-D4DAF1D92D43} - C:\Program Files (x86)\Java\jre7\bin\ssv.dll
O2 - BHO: Partner BHO Class - {83FF80F4-8C74-4b80-B5BA-C8DDD434E5C4} - C:\ProgramData\Partner\Partner.dll
O2 - BHO: Désactivation du cookie publicitaire - {8E425EB4-ADBD-4816-B1E8-49BB9DECF034} - C:\Program Files (x86)\Google\Advertising Cookie Opt-out\opt_out.dll
O2 - BHO: avast! WebRep - {8E5E2654-AD2D-48bf-AC2D-D17F00898D06} - C:\Program Files\AVAST Software\Avast\aswWebRepIE.dll
O2 - BHO: Google Toolbar Helper - {AA58ED58-01DD-4d91-8333-CF10577473F7} - C:\Program Files (x86)\Google\Google Toolbar\GoogleToolbar_32.dll
O2 - BHO: Google Toolbar Notifier BHO - {AF69DE43-7D58-4638-B6FA-CE66B5AD205D} - C:\Program Files (x86)\Google\GoogleToolbarNotifier\5.2.4204.1700\swg.dll
O2 - BHO: BywifiBHO - {C4743D3E-20D7-4B52-84F2-5E4E277B2D82} - C:\Program Files (x86)\Bywifi\bywifiie.dll
O2 - BHO: Google Dictionary Compression sdch - {C84D72FE-E17D-4195-BB24-76C02E2E7C4E} - C:\Program Files (x86)\Google\Google Toolbar\Component\fastsearch_B7C5AC242193BB3E.dll
O2 - BHO: Free Download Manager - {CC59E0F9-7E43-44FA-9FAA-8377850BF205} - C:\Program Files (x86)\Free Download Manager\iefdm2.dll
O2 - BHO: LinkVerifierBHO - {D5974A72-C81C-4DC3-BE77-A8A7BBC8864E} - C:\Program Files (x86)\DAP\LinkVerifier.dll
O2 - BHO: Java(tm) Plug-In 2 SSV Helper - {DBC80044-A445-435b-BC74-9C25C1C588A9} - C:\Program Files (x86)\Java\jre7\bin\jp2ssv.dll
O3 - Toolbar: Google Toolbar - {2318C2B1-4965-11d4-9B18-009027A5CD4F} - C:\Program Files (x86)\Google\Google Toolbar\GoogleToolbar_32.dll
O3 - Toolbar: &RoboForm Toolbar - {724d43a0-0d85-11d4-9908-00400523e39a} - C:\Program Files (x86)\Siber Systems\AI RoboForm\roboform.dll
O3 - Toolbar: avast! WebRep - {8E5E2654-AD2D-48bf-AC2D-D17F00898D06} - C:\Program Files\AVAST Software\Avast\aswWebRepIE.dll
O4 - HKLM\..\Run: [avast] "C:\Program Files\AVAST Software\Avast\avastUI.exe" /nogui
O4 - HKCU\..\Run: [Sidebar] C:\Program Files\Windows Sidebar\sidebar.exe /autoRun
O4 - HKUS\S-1-5-19\..\Run: [Sidebar] %ProgramFiles%\Windows Sidebar\Sidebar.exe /autoRun (User 'SERVICE LOCAL')
O4 - HKUS\S-1-5-19\..\RunOnce: [mctadmin] C:\Windows\System32\mctadmin.exe (User 'SERVICE LOCAL')
O4 - HKUS\S-1-5-20\..\Run: [Sidebar] %ProgramFiles%\Windows Sidebar\Sidebar.exe /autoRun (User 'SERVICE RÉSEAU')
O4 - HKUS\S-1-5-20\..\RunOnce: [mctadmin] C:\Windows\System32\mctadmin.exe (User 'SERVICE RÉSEAU')
O8 - Extra context menu item: &Add animation to IncrediMail Style Box - C:\Program Files (x86)\IncrediMail\bin\resources\WebMenuImg.htm
O8 - Extra context menu item: &Clean Traces - C:\Program Files (x86)\DAP\Privacy Package\dapcleanerie.htm
O8 - Extra context menu item: &Download with &DAP - C:\Program Files (x86)\DAP\dapextie.htm
O8 - Extra context menu item: &Verify with DAP - C:\Program Files (x86)\DAP\dapverify.htm
O8 - Extra context menu item: Barre RoboForm - file://C:\Program Files (x86)\Siber Systems\AI RoboForm\RoboFormComShowToolbar.html
O8 - Extra context menu item: Download &all with DAP - C:\Program Files (x86)\DAP\dapextie2.htm
O8 - Extra context menu item: E&xport to Microsoft Excel - res://C:\PROGRA~2\MICROS~2\Office12\EXCEL.EXE/3000
O8 - Extra context menu item: Enregistrer le formulaire - file://C:\Program Files (x86)\Siber Systems\AI RoboForm\RoboFormComSavePass.html
O8 - Extra context menu item: Personnaliser le menu - file://C:\Program Files (x86)\Siber Systems\AI RoboForm\RoboFormComCustomizeIEMenu.html
O8 - Extra context menu item: Remplir le formulaire - file://C:\Program Files (x86)\Siber Systems\AI RoboForm\RoboFormComFillForms.html
O8 - Extra context menu item: Tout télécharger avec Free Download Manager - file://C:\Program Files (x86)\Free Download Manager\dlall.htm
O8 - Extra context menu item: Télécharger avec Free Download Manager - file://C:\Program Files (x86)\Free Download Manager\dllink.htm
O8 - Extra context menu item: Télécharger la sélection avec Free Download Manager - file://C:\Program Files (x86)\Free Download Manager\dlselected.htm
O8 - Extra context menu item: Télécharger la vidéo avec Free Download Manager - file://C:\Program Files (x86)\Free Download Manager\dlfvideo.htm
O9 - Extra button: @C:\Program Files (x86)\Windows Live\Companion\companionlang.dll,-600 - {0000036B-C524-4050-81A0-243669A86B9F} - C:\Program Files (x86)\Windows Live\Companion\companioncore.dll
O9 - Extra button: PMU Poker - {06568ceb-5721-47d4-9d93-7e604fcbaeab} - C:\Users\ThierryG\Desktop\PMU Poker.lnk (file missing)
O9 - Extra 'Tools' menuitem: PMU Poker - {06568ceb-5721-47d4-9d93-7e604fcbaeab} - C:\Users\ThierryG\Desktop\PMU Poker.lnk (file missing)
O9 - Extra button: Bywifi: Video Downloader - {09E90109-A9AA-4980-BCEF-76F8D924E902} - C:\Program Files\Bywifi\bywifici.exe (file missing)
O9 - Extra 'Tools' menuitem: Bywifi: Video Downloader - {09E90109-A9AA-4980-BCEF-76F8D924E902} - C:\Program Files\Bywifi\bywifici.exe (file missing)
O9 - Extra button: @C:\Program Files (x86)\Windows Live\Writer\WindowsLiveWriterShortcuts.dll,-1004 - {219C3416-8CB2-491a-A3C7-D9FCDDC9D600} - C:\Program Files (x86)\Windows Live\Writer\WriterBrowserExtension.dll
O9 - Extra 'Tools' menuitem: @C:\Program Files (x86)\Windows Live\Writer\WindowsLiveWriterShortcuts.dll,-1003 - {219C3416-8CB2-491a-A3C7-D9FCDDC9D600} - C:\Program Files (x86)\Windows Live\Writer\WriterBrowserExtension.dll
O9 - Extra button: Send to OneNote - {2670000A-7350-4f3c-8081-5663EE0C6C49} - C:\PROGRA~2\MICROS~2\Office12\ONBttnIE.dll
O9 - Extra 'Tools' menuitem: S&end to OneNote - {2670000A-7350-4f3c-8081-5663EE0C6C49} - C:\PROGRA~2\MICROS~2\Office12\ONBttnIE.dll
O9 - Extra button: Research - {92780B25-18CC-41C8-B9BE-3C9C571A8263} - C:\PROGRA~2\MICROS~2\Office12\REFIEBAR.DLL
O9 - Extra button: (no name) - {9819CC0E-9669-4D01-9CD7-2C66DA43AC6C} - (no file)
O9 - Extra button: MyPok - {886C1E46-4689-457A-B14F-47622EBAECF6} - C:\Microgaming\Poker\mypokfr\MPPoker.exe (HKCU)
O9 - Extra button: Poker Xtrem - {B03592EF-109F-409F-B3CE-67BC2CCA2B91} - C:\Microgaming\Poker\PokerXtremfrMPP\MPPoker.exe (HKCU)
O10 - Unknown file in Winsock LSP: c:\program files (x86)\common files\microsoft shared\windows live\wlidnsp.dll
O10 - Unknown file in Winsock LSP: c:\program files (x86)\common files\microsoft shared\windows live\wlidnsp.dll
O10 - Unknown file in Winsock LSP: c:\program files (x86)\speedbit video accelerator\sblsp.dll
O10 - Unknown file in Winsock LSP: c:\program files (x86)\speedbit video accelerator\sblsp.dll
O10 - Unknown file in Winsock LSP: c:\program files (x86)\speedbit video accelerator\sblsp.dll
O10 - Unknown file in Winsock LSP: c:\program files (x86)\speedbit video accelerator\sblsp.dll
O10 - Unknown file in Winsock LSP: c:\program files (x86)\speedbit video accelerator\sblsp.dll
O10 - Unknown file in Winsock LSP: c:\program files (x86)\speedbit video accelerator\sblsp.dll
O10 - Unknown file in Winsock LSP: c:\program files (x86)\speedbit video accelerator\sblsp.dll
O10 - Unknown file in Winsock LSP: c:\program files (x86)\speedbit video accelerator\sblsp.dll
O10 - Unknown file in Winsock LSP: c:\program files (x86)\speedbit video accelerator\sblsp.dll
O11 - Options group: [ACCELERATED_GRAPHICS] Accelerated graphics
O13 - Gopher Prefix:
O16 - DPF: {867E13F2-7F31-44FB-AC97-CD38E0DC46EF} ("Ma-Config.com control) - http://fichiers.touslesdrivers.com/maconfig/MaConfig_5_2_1_0.cab
O17 - HKLM\System\CCS\Services\Tcpip\..\{B25238DC-9ECB-404B-8F9D-94542DD6E207}: NameServer = 208.67.222.222,208.67.220.220
O18 - Protocol: wlpg - {E43EF6CD-A37A-4A9B-9E6F-83F89B8E6324} - C:\Program Files (x86)\Windows Live\Photo Gallery\AlbumDownloadProtocolHandler.dll
O23 - Service: @%SystemRoot%\system32\Alg.exe,-112 (ALG) - Unknown owner - C:\Windows\System32\alg.exe (file missing)
O23 - Service: Apple Mobile Device - Apple Inc. - C:\Program Files (x86)\Common Files\Apple\Mobile Device Support\AppleMobileDeviceService.exe
O23 - Service: avast! Antivirus - AVAST Software - C:\Program Files\AVAST Software\Avast\AvastSvc.exe
O23 - Service: Service Bonjour (Bonjour Service) - Apple Inc. - C:\Program Files\Bonjour\mDNSResponder.exe
O23 - Service: @%SystemRoot%\system32\efssvc.dll,-100 (EFS) - Unknown owner - C:\Windows\System32\lsass.exe (file missing)
O23 - Service: Service de l'iPod (iPod Service) - Apple Inc. - C:\Program Files\iPod\bin\iPodService.exe
O23 - Service: @keyiso.dll,-100 (KeyIso) - Unknown owner - C:\Windows\system32\lsass.exe (file missing)
O23 - Service: MyWinLocker Service (MWLService) - Egis Technology Inc. - C:\Program Files (x86)\EgisTec\MyWinLocker 3\x86\\MWLService.exe
O23 - Service: @%SystemRoot%\System32\netlogon.dll,-102 (Netlogon) - Unknown owner - C:\Windows\system32\lsass.exe (file missing)
O23 - Service: @%systemroot%\system32\psbase.dll,-300 (ProtectedStorage) - Unknown owner - C:\Windows\system32\lsass.exe (file missing)
O23 - Service: @%SystemRoot%\system32\samsrv.dll,-1 (SamSs) - Unknown owner - C:\Windows\system32\lsass.exe (file missing)
O23 - Service: Sandboxie Service (SbieSvc) - SANDBOXIE L.T.D - C:\Program Files\Sandboxie\SbieSvc.exe
O23 - Service: @%SystemRoot%\system32\snmptrap.exe,-3 (SNMPTRAP) - Unknown owner - C:\Windows\System32\snmptrap.exe (file missing)
O23 - Service: @%systemroot%\system32\spoolsv.exe,-1 (Spooler) - Unknown owner - C:\Windows\System32\spoolsv.exe (file missing)
O23 - Service: @%SystemRoot%\system32\sppsvc.exe,-101 (sppsvc) - Unknown owner - C:\Windows\system32\sppsvc.exe (file missing)
O23 - Service: @%SystemRoot%\system32\ui0detect.exe,-101 (UI0Detect) - Unknown owner - C:\Windows\system32\UI0Detect.exe (file missing)
O23 - Service: @%SystemRoot%\system32\vaultsvc.dll,-1003 (VaultSvc) - Unknown owner - C:\Windows\system32\lsass.exe (file missing)
O23 - Service: @%SystemRoot%\system32\vds.exe,-100 (vds) - Unknown owner - C:\Windows\System32\vds.exe (file missing)
O23 - Service: VideoAcceleratorService - SpeedBit Ltd. - C:\PROGRA~2\SpeedBit Video Accelerator\VideoAcceleratorService.exe
O23 - Service: @%systemroot%\system32\vssvc.exe,-102 (VSS) - Unknown owner - C:\Windows\system32\vssvc.exe (file missing)
O23 - Service: @%SystemRoot%\system32\Wat\WatUX.exe,-601 (WatAdminSvc) - Unknown owner - C:\Windows\system32\Wat\WatAdminSvc.exe (file missing)
O23 - Service: @%systemroot%\system32\wbengine.exe,-104 (wbengine) - Unknown owner - C:\Windows\system32\wbengine.exe (file missing)
O23 - Service: @%Systemroot%\system32\wbem\wmiapsrv.exe,-110 (wmiApSrv) - Unknown owner - C:\Windows\system32\wbem\WmiApSrv.exe (file missing)
O23 - Service: @%PROGRAMFILES%\Windows Media Player\wmpnetwk.exe,-101 (WMPNetworkSvc) - Unknown owner - C:\Program Files (x86)\Windows Media Player\wmpnetwk.exe (file missing)