Après passage du fixit Uninstall de Microsoft, ces fichiers et clés ont suffi pour réinstaller MSE : HKLM\SOFTWARE\Microsoft\Microsoft Antimalware HKLM\SOFTWARE\Microsoft\Microsoft Antimalware Setup HKCR\Installer\UpgradeCodes\26D13F39948E1D546B0106B5539504D9 HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Installer\UpgradeCodes\26D13F39948E1D546B0106B5539504D9 HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Installer\UserData\S-1-5-18\Products\2303D87CDFD90D14D99E85AE7E05BC4A HKCR\Installer\Features\2C6C459DB44519044AF7117E172688E3 HKCR\TypeLib\{8C389764-F036-48F2-9AE2-88C260DCF400} HKCR\CLSID\{2781761E-28E1-4109-99FE-B9D127C57AFE} HKCR\CLSID\{5034A1B7-99A3-43F4-83DB-34B94B13CBA4} HKCR\CLSID\{546BF232-C9DD-4F28-8E38-30AE2D964D46} HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Installer\UserData\S-1-5-18\Components\008666BF6A8A36C4D9E801B0459DF817 HKLM\SYSTEM\ControlSet001\Control\WMI\Autologger\Microsoft Security Client HKLM\SYSTEM\ControlSet002\Control\WMI\Autologger\Microsoft Security Client HKLM\SYSTEM\ControlSet001\Control\WMI\Autologger\Microsoft Security Client OOBE HKLM\SYSTEM\ControlSet002\Control\WMI\Autologger\Microsoft Security Client OOBE HKLM\SYSTEM\ControlSet001\services\eventlog\Application\Microsoft Security Client HKLM\SYSTEM\ControlSet002\services\eventlog\Application\Microsoft Security Client HKLM\SYSTEM\ControlSet001\services\eventlog\Application\Microsoft Security Client Setup HKLM\SYSTEM\ControlSet002\services\eventlog\Application\Microsoft Security Client Setup HKLM\SYSTEM\ControlSet001\services\eventlog\System\Microsoft Antimalware HKLM\SYSTEM\ControlSet002\services\eventlog\System\Microsoft Antimalware HKUS\S-1-5-20\Software\Microsoft\Microsoft Antimalware HKLM\SYSTEM\ControlSet001\Enum\Root\LEGACY_MPFILTER HKLM\SYSTEM\ControlSet002\Enum\Root\LEGACY_MPFILTER HKLM\SYSTEM\ControlSet002\Services\MpFilter HKLM\SYSTEM\ControlSet001\services\MsMpSvc HKLM\SYSTEM\ControlSet002\services\MsMpSvc HKLM\SYSTEM\ControlSet001\services\NisSrv HKLM\SYSTEM\ControlSet002\services\NisSrv HKLM\SYSTEM\ControlSet001\Services\NisDrv HKLM\SYSTEM\ControlSet002\Services\NisDrv [HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Installer\Folders]:C:\WINDOWS\Installer\{C78D3032-9DFD-41D0-9DE9-58EAE750CBA4}\ [HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Installer\Folders]:C:\WINDOWS\Installer\{D954C6C2-544B-4091-A47F-11E77162883E}\ [HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Installer\Folders]:C:\Program Files\Microsoft Security Client\Drivers\ [HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Installer\Folders]:C:\Program Files\Microsoft Security Client\Drivers\Backup\ [HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Installer\Folders]:C:\Program Files\Microsoft Security Client\Drivers\Backup\NisDrv\ [HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Installer\Folders]:C:\Program Files\Microsoft Security Client\Drivers\mpfilter\ [HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Installer\Folders]:C:\Program Files\Microsoft Security Client\Drivers\NisDrv\ [HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Installer\Folders]:C:\Program Files (x86)\Microsoft Security Client\ [HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Installer\Folders]:C:\Program Files (x86)\Microsoft Security Client\en-US\ [HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Installer\Folders]:C:\ProgramData\Microsoft\Microsoft Antimalware\ [HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Installer\Folders]:C:\ProgramData\Microsoft\Microsoft Antimalware\Clean Store\ [HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Installer\Folders]:C:\ProgramData\Microsoft\Microsoft Antimalware\Definition Updates\ [HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Installer\Folders]:C:\ProgramData\Microsoft\Microsoft Antimalware\Definition Updates\Backup\ [HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Installer\Folders]:C:\ProgramData\Microsoft\Microsoft Antimalware\Definition Updates\Updates\ [HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Installer\Folders]:C:\ProgramData\Microsoft\Microsoft Antimalware\LocalCopy\ [HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Installer\Folders]:C:\ProgramData\Microsoft\Microsoft Antimalware\Quarantine\ [HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Installer\Folders]:C:\ProgramData\Microsoft\Microsoft Antimalware\Scans\ [HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Installer\Folders]:C:\ProgramData\Microsoft\Microsoft Antimalware\Support\ [HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Installer\Folders]:C:\ProgramData\Microsoft\Microsoft Antimalware\Telemetry\ Folder: c:\programdata\microsoft\microsoft antimalware Folder: c:\programdata\microsoft\microsoft security client Folder: c:\windows\installer\{c78d3032-9dfd-41d0-9de9-58eae750cba4} Folder: c:\windows\installer\{d954c6c2-544b-4091-a47f-11e77162883e} Folder: c:\mats File: C:\WINDOWS\epplauncher.mif File: C:\WINDOWS\system32\catroot\{F750E6C3-38EE-11D1-85E5-00C04FC295EE}\mpfilter.CAT File***: c:\windows\system32\catroot\{f750e6c3-38ee-11d1-85e5-00c04fc295ee}\mpfilter.cat File: C:\WINDOWS\system32\catroot\{F750E6C3-38EE-11D1-85E5-00C04FC295EE}\NisDrvWFP.cat File***: c:\windows\system32\catroot\{f750e6c3-38ee-11d1-85e5-00c04fc295ee}\nisdrvwfp.cat File: C:\WINDOWS\system32\drivers\MpFilter.sys File: c:\windows\system32\mpsigstub.exe