Mis a jour auto impossible

Bonjour,

je vient vous voir monsieur , dames , j ai un petit problème depuis quelque temps avec m as mis a jours automatique elle ne ce fais plus. j ai un message d erreur qui ce nome code(80070424) Alors je démarre mon pc normalement après un certain temps ce message arrive et me dit que m as version de windows es pas valide ce qui es impossible car j ai acheter mon pc neuf en magasin .Si quelqu' un peut m aider j ai peut etres fais une mauvaise manip je donne un rapport hijackthis si ça peut aider merci d avance



Logfile of Trend Micro HijackThis v2.0.2
Scan saved at 18:14:16, on 02/06/2013
Platform: Unknown Windows (WinNT 6.01.3505 SP1)
MSIE: Internet Explorer v9.00 (9.00.8112.16457)
Boot mode: Normal

Running processes:
C:\Program Files (x86)\Malwarebytes' Anti-Malware\mbamgui.exe
C:\Program Files (x86)\Windows Media Player\wmplayer.exe
C:\Program Files (x86)\Google\Chrome\Application\chrome.exe
C:\Program Files (x86)\Google\Chrome\Application\chrome.exe
C:\Program Files (x86)\Google\Chrome\Application\chrome.exe
C:\Program Files (x86)\Google\Chrome\Application\chrome.exe
C:\Users\david\Desktop\security\hijackthis.exe

R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Search Bar = http://go.microsoft.com/fwlink/?linkid=54896
R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Start Page = http://www.google.fr/
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Default_Page_URL = http://go.microsoft.com/fwlink/?LinkId=54896
R0 - HKLM\Software\Microsoft\Internet Explorer\Main,Start Page = http://fr.msn.com/
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
R0 - HKCU\Software\Microsoft\Internet Explorer\Toolbar,LinksFolderName =
O2 - BHO: AcroIEHelperStub - {18DF081C-E8AD-4283-A596-FA578C2EBDC3} - C:\Program Files (x86)\Common Files\Adobe\Acrobat\ActiveX\AcroIEHelperShim.dll
O2 - BHO: (no name) - {761497BB-D6F0-462C-B6EB-D4DAF1D92D43} - (no file)
O2 - BHO: (no name) - {DBC80044-A445-435b-BC74-9C25C1C588A9} - (no file)
O9 - Extra button: @C:\Program Files (x86)\Windows Live\Writer\WindowsLiveWriterShortcuts.dll,-1004 - {219C3416-8CB2-491a-A3C7-D9FCDDC9D600} - (no file)
O9 - Extra 'Tools' menuitem: @C:\Program Files (x86)\Windows Live\Writer\WindowsLiveWriterShortcuts.dll,-1003 - {219C3416-8CB2-491a-A3C7-D9FCDDC9D600} - (no file)
O13 - Gopher Prefix:
O23 - Service: AMD External Events Utility - Unknown owner - C:\Windows\system32\atiesrxx.exe (file missing)
O23 - Service: Service Google Update (gupdate) (gupdate) - Google Inc. - C:\Program Files (x86)\Google\Update\GoogleUpdate.exe
O23 - Service: Service Google Update (gupdatem) (gupdatem) - Google Inc. - C:\Program Files (x86)\Google\Update\GoogleUpdate.exe
O23 - Service: MBAMScheduler - Malwarebytes Corporation - C:\Program Files (x86)\Malwarebytes' Anti-Malware\mbamscheduler.exe
O23 - Service: MBAMService - Malwarebytes Corporation - C:\Program Files (x86)\Malwarebytes' Anti-Malware\mbamservice.exe
O23 - Service: Netlogon - Unknown owner - C:\Windows\system32\lsass.exe (file missing)
O23 - Service: SafeBox - Bitdefender - C:\Program Files\Bitdefender\Bitdefender SafeBox\safeboxservice.exe
O23 - Service: @%SystemRoot%\system32\samsrv.dll,-1 (SamSs) - Unknown owner - C:\Windows\system32\lsass.exe (file missing)
O23 - Service: BitDefender Desktop Update Service (UPDATESRV) - Bitdefender - C:\Program Files\Bitdefender\Bitdefender 2012\updatesrv.exe
O23 - Service: @%SystemRoot%\system32\vds.exe,-100 (vds) - Unknown owner - C:\Windows\System32\vds.exe (file missing)
O23 - Service: BitDefender Virus Shield (VSSERV) - Bitdefender - C:\Program Files\Bitdefender\Bitdefender 2012\vsserv.exe