[{"data":1,"prerenderedAt":295},["ShallowReactive",2],{"doku:en:richtlinien-anhang\u002Fhilfe-550031a53268-e6db77e5-3df2-4cf1-b95a-636979351e5b":3},{"seite":4,"start":40,"leiste":41,"bereich":294,"zurueck":294,"weiter":294},{"sprache":5,"rel":6,"zu":7,"id":8,"titel":9,"titelHtml":9,"beschreibung":10,"kennzeile":11,"imMenue":12,"html":13,"ueberschriften":14},"en","richtlinien-anhang\u002Fhilfe-550031a53268-e6db77e5-3df2-4cf1-b95a-636979351e5b","\u002Fen\u002Fdocumentation\u002Frichtlinien-anhang\u002Fhilfe-550031a53268-e6db77e5-3df2-4cf1-b95a-636979351e5b","referenz-hilfe-550031a53268-e6db77e5-3df2-4cf1-b95a-636979351e5b","Block persistence through WMI event subscription","This registry value controls the corresponding Microsoft Defender Antivirus attack surface reduction (ASR) rule.","since 0.9.8.11",false,"\u003Ch2 id=\"purpose\">Purpose\u003C\u002Fh2>\n\u003Cdetails class=\"doku-klappbox\">\u003Csummary>Show registry keys (1)\u003C\u002Fsummary>\u003Cdiv class=\"doku-klappbox-inhalt\">\n\u003Cul>\n\u003Cli>\u003Ccode>HKLM\\Software\\Policies\\Microsoft\\Windows Defender\\Windows Defender Exploit Guard\\ASR\\Rules\\e6db77e5-3df2-4cf1-b95a-636979351e5b\u003C\u002Fcode>\u003C\u002Fli>\n\u003C\u002Ful>\n\u003C\u002Fdiv>\u003C\u002Fdetails>\n\u003Cp>This registry value controls the corresponding Microsoft Defender Antivirus attack surface reduction (ASR) rule. It is a \u003Ccode>DWORD\u003C\u002Fcode> value, and value data \u003Ccode>1\u003C\u002Fcode> places the rule in block mode.\u003C\u002Fp>\n\u003Cp>The rule blocks activity detected as an attempt to establish persistence through a WMI event subscription. Such subscriptions can be stored in the WMI repository and cause code to run automatically when specified events occur. Attackers use this mechanism for fileless persistence because it does not require a conventional startup entry and might not leave an obvious executable file on disk.\u003C\u002Fp>\n\u003Cp>The rule does not disable WMI as a whole. It targets Defender-detected abuse of the WMI event model for persistence.\u003C\u002Fp>\n\u003Ch2 id=\"notes\">Notes\u003C\u002Fh2>\n\u003Ch3 id=\"additional-effects\">Additional effects\u003C\u002Fh3>\n\u003Cp>When the rule blocks an action, Microsoft Defender can generate a local user notification and, on connected devices, an EDR alert. The associated advanced hunting action types are \u003Ccode>AsrPersistenceThroughWmiBlocked\u003C\u002Fcode> and, for a different rule mode, \u003Ccode>AsrPersistenceThroughWmiAudited\u003C\u002Fcode>.\u003C\u002Fp>\n\u003Ch3 id=\"security\">Security\u003C\u002Fh3>\n\u003Cp>Block mode makes it harder for malware to establish durable, event-triggered execution through permanent WMI event subscriptions. It therefore restricts a specific technique used for covert and fileless persistence.\u003C\u002Fp>\n\u003Cp>The rule does not prevent other persistence techniques or every malicious use of WMI. Its protection is limited to activity detected by this ASR rule.\u003C\u002Fp>\n\u003Ch3 id=\"possible-side-effects\">Possible side effects\u003C\u002Fh3>\n\u003Cp>The rule can affect legitimate management or monitoring software that relies on WMI event subscriptions. Microsoft specifically notes that the Microsoft Configuration Manager client depends heavily on WMI. This rule also has limited support for file and folder exclusions.\u003C\u002Fp>\n\u003Ch3 id=\"notes-1\">Notes\u003C\u002Fh3>\n\u003Cp>The rule depends on Microsoft Defender Antivirus and RPC. Microsoft documents support for Windows 11, Windows 10 version 1903 and later, and supported Windows Server releases starting with Windows Server 1903 (Semi-Annual Channel). The rule is not supported on Windows Server 2012 R2 or Windows Server 2016.\u003C\u002Fp>\n\u003Ch3 id=\"microsoft-documentation\">Microsoft documentation\u003C\u002Fh3>\n\u003Cp>\u003Ca href=\"https:\u002F\u002Flearn.microsoft.com\u002Fen-us\u002Fdefender-endpoint\u002Fattack-surface-reduction-rules-reference#block-persistence-through-wmi-event-subscription\">Microsoft Learn: ASR rules reference – Block persistence through WMI event subscription\u003C\u002Fa>\u003C\u002Fp>\n\u003Cp>\u003Ca href=\"https:\u002F\u002Flearn.microsoft.com\u002Fen-us\u002Fwindows\u002Fclient-management\u002Fmdm\u002Fpolicy-csp-defender#attacksurfacereductionrules\">Microsoft Learn: Policy CSP – Defender – AttackSurfaceReductionRules\u003C\u002Fa>\u003C\u002Fp>\n\u003Ch2 id=\"see-also\">See also\u003C\u002Fh2>\n\u003Cul>\n\u003Cli>\u003Ca href=\"\u002Fen\u002Fdocumentation\u002Frichtlinien-anhang\u002Frichtlinien-virenschutz-angriffsflaechen#e-550031a532\">Entry in the reference\u003C\u002Fa>\u003C\u002Fli>\n\u003C\u002Ful>\n",[15,19,22,26,29,32,34,37],{"ebene":16,"id":17,"text":18},2,"purpose","Purpose",{"ebene":16,"id":20,"text":21},"notes","Notes",{"ebene":23,"id":24,"text":25},3,"additional-effects","Additional effects",{"ebene":23,"id":27,"text":28},"security","Security",{"ebene":23,"id":30,"text":31},"possible-side-effects","Possible side effects",{"ebene":23,"id":33,"text":21},"notes-1",{"ebene":23,"id":35,"text":36},"microsoft-documentation","Microsoft documentation",{"ebene":16,"id":38,"text":39},"see-also","See also","\u002Fen\u002Fdocumentation",[42,62,74,82,130,150,166,182,206,222,238],{"titel":43,"pfad":44,"seiten":45},"Getting started","erste-schritte",[46,50,54,58],{"rel":47,"titel":48,"zu":49},"erste-schritte\u002Fwas-ist-setup-foundry","Setup Foundry","\u002Fen\u002Fdocumentation\u002Ferste-schritte\u002Fwas-ist-setup-foundry",{"rel":51,"titel":52,"zu":53},"erste-schritte\u002Finstallation","Installing Setup 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ISO","\u002Fen\u002Fdocumentation\u002Feinrichtung-detail\u002Fwindows-quelle",{"titel":83,"pfad":84,"seiten":85},"Foundry","konfiguration",[86,90,94,98,102,106,110,114,118,122,126],{"rel":87,"titel":88,"zu":89},"konfiguration\u002Fprofile","Profiles","\u002Fen\u002Fdocumentation\u002Fkonfiguration\u002Fprofile",{"rel":91,"titel":92,"zu":93},"konfiguration\u002Fquellen","Sources","\u002Fen\u002Fdocumentation\u002Fkonfiguration\u002Fquellen",{"rel":95,"titel":96,"zu":97},"konfiguration\u002Fbenutzer","Configuring users","\u002Fen\u002Fdocumentation\u002Fkonfiguration\u002Fbenutzer",{"rel":99,"titel":100,"zu":101},"konfiguration\u002Fbilder","Background picture and logo","\u002Fen\u002Fdocumentation\u002Fkonfiguration\u002Fbilder",{"rel":103,"titel":104,"zu":105},"konfiguration\u002Fwindows-bereinigen","Cleaning up Windows","\u002Fen\u002Fdocumentation\u002Fkonfiguration\u002Fwindows-bereinigen",{"rel":107,"titel":108,"zu":109},"konfiguration\u002Fapps-entfernen","Removing apps","\u002Fen\u002Fdocumentation\u002Fkonfiguration\u002Fapps-entfernen",{"rel":111,"titel":112,"zu":113},"konfiguration\u002Fauswaehlen","Selecting applications","\u002Fen\u002Fdocumentation\u002Fkonfiguration\u002Fauswaehlen",{"rel":115,"titel":116,"zu":117},"konfiguration\u002Frichtlinien","Policies","\u002Fen\u002Fdocumentation\u002Fkonfiguration\u002Frichtlinien",{"rel":119,"titel":120,"zu":121},"konfiguration\u002Fpc-informationen","PC information","\u002Fen\u002Fdocumentation\u002Fkonfiguration\u002Fpc-informationen",{"rel":123,"titel":124,"zu":125},"konfiguration\u002Fnamensschema","Naming scheme","\u002Fen\u002Fdocumentation\u002Fkonfiguration\u002Fnamensschema",{"rel":127,"titel":128,"zu":129},"konfiguration\u002Finstall-assist-gestalten","Design the Install Assist","\u002Fen\u002Fdocumentation\u002Fkonfiguration\u002Finstall-assist-gestalten",{"titel":131,"pfad":132,"seiten":133},"Installation","installationsmedien",[134,138,142,146],{"rel":135,"titel":136,"zu":137},"installationsmedien\u002Fusb-stick","Create a USB drive","\u002Fen\u002Fdocumentation\u002Finstallationsmedien\u002Fusb-stick",{"rel":139,"titel":140,"zu":141},"installationsmedien\u002Fiso-erstellen","Creating an ISO","\u002Fen\u002Fdocumentation\u002Finstallationsmedien\u002Fiso-erstellen",{"rel":143,"titel":144,"zu":145},"installationsmedien\u002Fvhd-erstellen","Create VHD","\u002Fen\u002Fdocumentation\u002Finstallationsmedien\u002Fvhd-erstellen",{"rel":147,"titel":148,"zu":149},"installationsmedien\u002Finstall-assist","Install Assist on the target computer","\u002Fen\u002Fdocumentation\u002Finstallationsmedien\u002Finstall-assist",{"titel":151,"pfad":152,"seiten":153},"Machines","pruefmaschine",[154,158,162],{"rel":155,"titel":156,"zu":157},"pruefmaschine\u002Fhyper-v-berechtigungen","Hyper-V permissions","\u002Fen\u002Fdocumentation\u002Fpruefmaschine\u002Fhyper-v-berechtigungen",{"rel":159,"titel":160,"zu":161},"pruefmaschine\u002Fverwenden","Use the test machine","\u002Fen\u002Fdocumentation\u002Fpruefmaschine\u002Fverwenden",{"rel":163,"titel":164,"zu":165},"pruefmaschine\u002Ferstellen","Create a machine","\u002Fen\u002Fdocumentation\u002Fpruefmaschine\u002Ferstellen",{"titel":167,"pfad":168,"seiten":169},"Editions","editionen",[170,174,178],{"rel":171,"titel":172,"zu":173},"editionen\u002Fvergleich","Editions at a glance","\u002Fen\u002Fdocumentation\u002Feditionen\u002Fvergleich",{"rel":175,"titel":176,"zu":177},"editionen\u002Flizenz-aktivieren","Activate a license","\u002Fen\u002Fdocumentation\u002Feditionen\u002Flizenz-aktivieren",{"rel":179,"titel":180,"zu":181},"editionen\u002Faktivierungen-zuruecksetzen","Reset activations","\u002Fen\u002Fdocumentation\u002Feditionen\u002Faktivierungen-zuruecksetzen",{"titel":183,"pfad":184,"seiten":185},"Troubleshooting","fehler",[186,190,194,198,202],{"rel":187,"titel":188,"zu":189},"fehler\u002Fusb","USB drive problems","\u002Fen\u002Fdocumentation\u002Ffehler\u002Fusb",{"rel":191,"titel":192,"zu":193},"fehler\u002Fiso","ISO import problems","\u002Fen\u002Fdocumentation\u002Ffehler\u002Fiso",{"rel":195,"titel":196,"zu":197},"fehler\u002Fhyperv","Hyper-V problems","\u002Fen\u002Fdocumentation\u002Ffehler\u002Fhyperv",{"rel":199,"titel":200,"zu":201},"fehler\u002Finstall-assist","When Setup fails on the target computer","\u002Fen\u002Fdocumentation\u002Ffehler\u002Finstall-assist",{"rel":203,"titel":204,"zu":205},"fehler\u002Fantwortdatei","The answer file","\u002Fen\u002Fdocumentation\u002Ffehler\u002Fantwortdatei",{"titel":207,"pfad":208,"seiten":209},"Reference","referenz",[210,214,218],{"rel":211,"titel":212,"zu":213},"referenz\u002Fbekannte-probleme","Known issues","\u002Fen\u002Fdocumentation\u002Freferenz\u002Fbekannte-probleme",{"rel":215,"titel":216,"zu":217},"referenz\u002Fdiagnose-und-protokolle","Diagnostics and logs","\u002Fen\u002Fdocumentation\u002Freferenz\u002Fdiagnose-und-protokolle",{"rel":219,"titel":220,"zu":221},"referenz\u002Fglossar","Glossary","\u002Fen\u002Fdocumentation\u002Freferenz\u002Fglossar",{"titel":223,"pfad":224,"seiten":225},"Windows appendix","windows-anhang",[226,230,234],{"rel":227,"titel":228,"zu":229},"windows-anhang\u002Fdienste","Services","\u002Fen\u002Fdocumentation\u002Fwindows-anhang\u002Fdienste",{"rel":231,"titel":232,"zu":233},"windows-anhang\u002Faufgaben","Scheduled tasks","\u002Fen\u002Fdocumentation\u002Fwindows-anhang\u002Faufgaben",{"rel":235,"titel":236,"zu":237},"windows-anhang\u002Fapps","App packages","\u002Fen\u002Fdocumentation\u002Fwindows-anhang\u002Fapps",{"titel":239,"pfad":240,"seiten":241},"Policy appendix","richtlinien-anhang",[242,246,250,254,258,262,266,270,274,278,282,286,290],{"rel":243,"titel":244,"zu":245},"richtlinien-anhang\u002Frichtlinien","Policy reference","\u002Fen\u002Fdocumentation\u002Frichtlinien-anhang\u002Frichtlinien",{"rel":247,"titel":248,"zu":249},"richtlinien-anhang\u002Frichtlinien-office-haertung","Office hardening","\u002Fen\u002Fdocumentation\u002Frichtlinien-anhang\u002Frichtlinien-office-haertung",{"rel":251,"titel":252,"zu":253},"richtlinien-anhang\u002Frichtlinien-edge-internet-explorer","Edge and Internet Explorer","\u002Fen\u002Fdocumentation\u002Frichtlinien-anhang\u002Frichtlinien-edge-internet-explorer",{"rel":255,"titel":256,"zu":257},"richtlinien-anhang\u002Frichtlinien-virenschutz-angriffsflaechen","Virus protection and attack surface","\u002Fen\u002Fdocumentation\u002Frichtlinien-anhang\u002Frichtlinien-virenschutz-angriffsflaechen",{"rel":259,"titel":260,"zu":261},"richtlinien-anhang\u002Frichtlinien-netzwerk-freigaben","Network and file sharing","\u002Fen\u002Fdocumentation\u002Frichtlinien-anhang\u002Frichtlinien-netzwerk-freigaben",{"rel":263,"titel":264,"zu":265},"richtlinien-anhang\u002Frichtlinien-datenschutz-telemetrie","Privacy and telemetry","\u002Fen\u002Fdocumentation\u002Frichtlinien-anhang\u002Frichtlinien-datenschutz-telemetrie",{"rel":267,"titel":268,"zu":269},"richtlinien-anhang\u002Frichtlinien-protokollierung-ueberwachung","Logging and auditing","\u002Fen\u002Fdocumentation\u002Frichtlinien-anhang\u002Frichtlinien-protokollierung-ueberwachung",{"rel":271,"titel":272,"zu":273},"richtlinien-anhang\u002Frichtlinien-anmeldung-konten","Sign-in and accounts","\u002Fen\u002Fdocumentation\u002Frichtlinien-anhang\u002Frichtlinien-anmeldung-konten",{"rel":275,"titel":276,"zu":277},"richtlinien-anhang\u002Frichtlinien-geraete-wechselmedien","Devices and removable media","\u002Fen\u002Fdocumentation\u002Frichtlinien-anhang\u002Frichtlinien-geraete-wechselmedien",{"rel":279,"titel":280,"zu":281},"richtlinien-anhang\u002Frichtlinien-kernschutz","Kernel protection","\u002Fen\u002Fdocumentation\u002Frichtlinien-anhang\u002Frichtlinien-kernschutz",{"rel":283,"titel":284,"zu":285},"richtlinien-anhang\u002Frichtlinien-laufwerksverschluesselung","Drive encryption","\u002Fen\u002Fdocumentation\u002Frichtlinien-anhang\u002Frichtlinien-laufwerksverschluesselung",{"rel":287,"titel":288,"zu":289},"richtlinien-anhang\u002Frichtlinien-windows-update","Windows Update","\u002Fen\u002Fdocumentation\u002Frichtlinien-anhang\u002Frichtlinien-windows-update",{"rel":291,"titel":292,"zu":293},"richtlinien-anhang\u002Frichtlinien-grundeinstellungen","Defaults and privacy settings","\u002Fen\u002Fdocumentation\u002Frichtlinien-anhang\u002Frichtlinien-grundeinstellungen",null,1793199125243]