Conditional Access - A Conditional Access policy was updated
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 | 1.0.0 |
Arm template | ccca6b88-a7b6-41c9-9be2-fc3daeb65b26.json |
// 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
queryPeriod: 5m
eventGroupingSettings:
aggregationKind: AlertPerResult
name: Conditional Access - A Conditional Access policy was updated
description: A Conditional Access policy was updated in Entra ID.
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
requiredDataConnectors:
- dataTypes:
- AuditLogs
connectorId: AzureActiveDirectory
kind: Scheduled
id: ccca6b88-a7b6-41c9-9be2-fc3daeb65b26
version: 1.0.0
triggerOperator: gt
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
suppressionDuration: 5h
incidentConfiguration:
groupingConfiguration:
lookbackDuration: 1h
enabled: false
matchingMethod: AllEntities
groupByCustomDetails: []
reopenClosedIncident: false
groupByAlertDetails: []
groupByEntities: []
createIncident: true
entityMappings:
- fieldMappings:
- identifier: Name
columnName: accountName
- identifier: UPNSuffix
columnName: upnSuffix
entityType: Account
tactics:
- DefenseEvasion
relevantTechniques:
- T1562
queryFrequency: 5m
severity: Informational
{
"$schema": "https://schema.management.azure.com/schemas/2019-04-01/deploymentTemplate.json#",
"contentVersion": "1.0.0.0",
"parameters": {
"workspace": {
"type": "String"
}
},
"resources": [
{
"apiVersion": "2024-01-01-preview",
"id": "[concat(resourceId('Microsoft.OperationalInsights/workspaces/providers', parameters('workspace'), 'Microsoft.SecurityInsights'),'/alertRules/ccca6b88-a7b6-41c9-9be2-fc3daeb65b26')]",
"kind": "Scheduled",
"name": "[concat(parameters('workspace'),'/Microsoft.SecurityInsights/ccca6b88-a7b6-41c9-9be2-fc3daeb65b26')]",
"properties": {
"alertRuleTemplateName": "ccca6b88-a7b6-41c9-9be2-fc3daeb65b26",
"customDetails": null,
"description": "A Conditional Access policy was updated in Entra ID.",
"displayName": "Conditional Access - A Conditional Access policy was updated",
"enabled": true,
"entityMappings": [
{
"entityType": "Account",
"fieldMappings": [
{
"columnName": "accountName",
"identifier": "Name"
},
{
"columnName": "upnSuffix",
"identifier": "UPNSuffix"
}
]
}
],
"eventGroupingSettings": {
"aggregationKind": "AlertPerResult"
},
"incidentConfiguration": {
"createIncident": true,
"groupingConfiguration": {
"enabled": false,
"groupByAlertDetails": [],
"groupByCustomDetails": [],
"groupByEntities": [],
"lookbackDuration": "PT1H",
"matchingMethod": "AllEntities",
"reopenClosedIncident": false
}
},
"OriginalUri": "https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Microsoft Entra ID/Analytic Rules/Conditional Access - A Conditional Access policy was updated.yaml",
"query": "// A Conditional Access policy was updated.\nAuditLogs\n| where OperationName == \"Update conditional access policy\"\n| extend\n policy = tostring(TargetResources[0].displayName),\n modifiedBy = tostring(InitiatedBy.user.userPrincipalName),\n oldPolicy = tostring(TargetResources[0].modifiedProperties[0].oldValue),\n newPolicy = tostring(TargetResources[0].modifiedProperties[0].newValue)\n| extend\n accountName = tostring(split(modifiedBy, \"@\")[0]),\n upnSuffix = tostring(split(modifiedBy, \"@\")[1])\n| project\n TimeGenerated,\n OperationName,\n policy,\n modifiedBy,\n accountName,\n upnSuffix,\n oldPolicy,\n newPolicy,\n Result\n\n",
"queryFrequency": "PT5M",
"queryPeriod": "PT5M",
"severity": "Informational",
"subTechniques": [],
"suppressionDuration": "PT5H",
"suppressionEnabled": false,
"tactics": [
"DefenseEvasion"
],
"techniques": [
"T1562"
],
"templateVersion": "1.0.0",
"triggerOperator": "GreaterThan",
"triggerThreshold": 0
},
"type": "Microsoft.OperationalInsights/workspaces/providers/alertRules"
}
]
}