Microsoft Sentinel Analytic Rules
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Conditional Access - A Conditional Access policy was disabled

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Id40702da1-ae8a-4e46-ac1f-9327ca6ef588
RulenameConditional Access - A Conditional Access policy was disabled
DescriptionA Conditional Access policy was disabled in Entra ID.
SeverityLow
TacticsDefenseEvasion
TechniquesT1562.007
Required data connectorsAzureActiveDirectory
KindScheduled
Query frequency5m
Query period5m
Trigger threshold0
Trigger operatorgt
Source Urihttps://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Microsoft Entra ID/Analytic Rules/Conditional Access - A Conditional Access policy was disabled.yaml
Version1.0.1
Arm template40702da1-ae8a-4e46-ac1f-9327ca6ef588.json
Deploy To Azure
// A Conditional Access policy was disabled.
AuditLogs
| where OperationName in ("Update conditional access policy")
| extend stateOld = extractjson("$.state", tostring(TargetResources[0].modifiedProperties[0].oldValue))
| extend stateNew = extractjson("$.state", tostring(TargetResources[0].modifiedProperties[0].newValue))
| where stateOld == "enabled" and stateNew == "disabled"
| extend modifiedBy = tostring(InitiatedBy.user.userPrincipalName)
| extend accountName = tostring(split(modifiedBy, "@")[0])
| extend upnSuffix = tostring(split(modifiedBy, "@")[1])
| project
    TimeGenerated,
    OperationName,
    policy = TargetResources[0].displayName,
    modifiedBy,
    accountName,
    upnSuffix,
    result = Result,
    stateOld,
    stateNew
| order by TimeGenerated desc
queryPeriod: 5m
relevantTechniques:
- T1562.007
kind: Scheduled
query: |
  // A Conditional Access policy was disabled.
  AuditLogs
  | where OperationName in ("Update conditional access policy")
  | extend stateOld = extractjson("$.state", tostring(TargetResources[0].modifiedProperties[0].oldValue))
  | extend stateNew = extractjson("$.state", tostring(TargetResources[0].modifiedProperties[0].newValue))
  | where stateOld == "enabled" and stateNew == "disabled"
  | extend modifiedBy = tostring(InitiatedBy.user.userPrincipalName)
  | extend accountName = tostring(split(modifiedBy, "@")[0])
  | extend upnSuffix = tostring(split(modifiedBy, "@")[1])
  | project
      TimeGenerated,
      OperationName,
      policy = TargetResources[0].displayName,
      modifiedBy,
      accountName,
      upnSuffix,
      result = Result,
      stateOld,
      stateNew
  | order by TimeGenerated desc  
suppressionDuration: 5h
tactics:
- DefenseEvasion
queryFrequency: 5m
triggerOperator: gt
incidentConfiguration:
  groupingConfiguration:
    groupByAlertDetails: []
    enabled: false
    lookbackDuration: PT1H
    groupByEntities: []
    matchingMethod: AllEntities
    reopenClosedIncident: false
    groupByCustomDetails: []
  createIncident: true
suppressionEnabled: false
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Microsoft Entra ID/Analytic Rules/Conditional Access - A Conditional Access policy was disabled.yaml
id: 40702da1-ae8a-4e46-ac1f-9327ca6ef588
version: 1.0.1
entityMappings:
- entityType: Account
  fieldMappings:
  - identifier: Name
    columnName: accountName
  - identifier: UPNSuffix
    columnName: upnSuffix
triggerThreshold: 0
eventGroupingSettings:
  aggregationKind: AlertPerResult
name: Conditional Access - A Conditional Access policy was disabled
severity: Low
requiredDataConnectors:
- dataTypes:
  - AuditLogs
  connectorId: AzureActiveDirectory
description: A Conditional Access policy was disabled in Entra ID.