Conditional Access - A Conditional Access policy was updated

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Id	ccca6b88-a7b6-41c9-9be2-fc3daeb65b26
Rulename	Conditional Access - A Conditional Access policy was updated
Description	A Conditional Access policy was updated in Entra ID.
Severity	Informational
Tactics	DefenseEvasion
Techniques	T1562
Required data connectors	AzureActiveDirectory
Kind	Scheduled
Query frequency	5m
Query period	5m
Trigger threshold	0
Trigger operator	gt
Source Uri	https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Microsoft Entra ID/Analytic Rules/Conditional Access - A Conditional Access policy was updated.yaml
Version	1.0.1
Arm template	ccca6b88-a7b6-41c9-9be2-fc3daeb65b26.json

KQL

// A Conditional Access policy was updated.
AuditLogs
| where OperationName == "Update conditional access policy"
| extend
    policy = tostring(TargetResources[0].displayName),
    modifiedBy = tostring(InitiatedBy.user.userPrincipalName),
    oldPolicy = tostring(TargetResources[0].modifiedProperties[0].oldValue),
    newPolicy = tostring(TargetResources[0].modifiedProperties[0].newValue)
| extend
    accountName = tostring(split(modifiedBy, "@")[0]),
    upnSuffix = tostring(split(modifiedBy, "@")[1])
| project
    TimeGenerated,
    OperationName,
    policy,
    modifiedBy,
    accountName,
    upnSuffix,
    oldPolicy,
    newPolicy,
    Result

YAML

OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Microsoft Entra ID/Analytic Rules/Conditional Access - A Conditional Access policy was updated.yaml
suppressionEnabled: false
incidentConfiguration:
  groupingConfiguration:
    reopenClosedIncident: false
    matchingMethod: AllEntities
    lookbackDuration: PT1H
    groupByCustomDetails: []
    groupByEntities: []
    enabled: false
    groupByAlertDetails: []
  createIncident: true
suppressionDuration: 5h
queryPeriod: 5m
name: Conditional Access - A Conditional Access policy was updated
eventGroupingSettings:
  aggregationKind: AlertPerResult
entityMappings:
- fieldMappings:
  - columnName: accountName
    identifier: Name
  - columnName: upnSuffix
    identifier: UPNSuffix
  entityType: Account
version: 1.0.1
description: A Conditional Access policy was updated in Entra ID.
severity: Informational
id: ccca6b88-a7b6-41c9-9be2-fc3daeb65b26
tactics:
- DefenseEvasion
requiredDataConnectors:
- connectorId: AzureActiveDirectory
  dataTypes:
  - AuditLogs
queryFrequency: 5m
triggerThreshold: 0
query: |+
  // A Conditional Access policy was updated.
  AuditLogs
  | where OperationName == "Update conditional access policy"
  | extend
      policy = tostring(TargetResources[0].displayName),
      modifiedBy = tostring(InitiatedBy.user.userPrincipalName),
      oldPolicy = tostring(TargetResources[0].modifiedProperties[0].oldValue),
      newPolicy = tostring(TargetResources[0].modifiedProperties[0].newValue)
  | extend
      accountName = tostring(split(modifiedBy, "@")[0]),
      upnSuffix = tostring(split(modifiedBy, "@")[1])
  | project
      TimeGenerated,
      OperationName,
      policy,
      modifiedBy,
      accountName,
      upnSuffix,
      oldPolicy,
      newPolicy,
      Result  

relevantTechniques:
- T1562
kind: Scheduled
triggerOperator: gt

ARM