Azure secure score admin MFA | Microsoft Sentinel Analytic Rules

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Id	9a15c3dd-f72b-49a4-bcb7-94406395661e
Rulename	Azure secure score admin MFA
Description	This query searches for requiring multi-factor authentication (MFA) for all administrative roles makes it harder for attackers to access accounts. Administrative roles have higher permissions than typical users. If any of those accounts are compromised, critical devices and data is open to attack.
Severity	High
Tactics	Impact
Techniques	T1529 T1498
Required data connectors	SenservaPro
Kind	Scheduled
Query frequency	6h
Query period	6h
Trigger threshold	0
Trigger operator	gt
Source Uri	https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/SenservaPro/Analytic%20Rules/AdminMFA.yaml
Version	1.0.1
Arm template	9a15c3dd-f72b-49a4-bcb7-94406395661e.json

KQL

SenservaPro_CL
| where ControlName_s == 'AzureSecureScoreAdminMFAV2'

YAML

entityMappings:
- fieldMappings:
  - identifier: Name
    columnName: ControlName_s
  - identifier: AadTenantId
    columnName: TenantId
  - identifier: DisplayName
    columnName: TenantDisplayName_s
  entityType: Account
- fieldMappings:
  - identifier: DistinguishedName
    columnName: Group_s
  entityType: SecurityGroup
- fieldMappings:
  - identifier: ResourceId
    columnName: SourceSystem
  entityType: AzureResource
id: 9a15c3dd-f72b-49a4-bcb7-94406395661e
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/SenservaPro/Analytic%20Rules/AdminMFA.yaml
triggerOperator: gt
tactics:
- Impact
kind: Scheduled
requiredDataConnectors:
- dataTypes:
  - SenservaPro_CL
  connectorId: SenservaPro
queryPeriod: 6h
severity: High
relevantTechniques:
- T1529
- T1498
triggerThreshold: 0
version: 1.0.1
name: Azure secure score admin MFA
status: Available
query: |
  SenservaPro_CL
  | where ControlName_s == 'AzureSecureScoreAdminMFAV2'
description: |
  'This query searches for requiring multi-factor authentication (MFA) for all administrative roles makes it harder for attackers to access accounts. Administrative roles have higher permissions than typical users. If any of those accounts are compromised, critical devices and data is open to attack.'
queryFrequency: 6h

ARM

{
  "$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/9a15c3dd-f72b-49a4-bcb7-94406395661e')]",
      "kind": "Scheduled",
      "name": "[concat(parameters('workspace'),'/Microsoft.SecurityInsights/9a15c3dd-f72b-49a4-bcb7-94406395661e')]",
      "properties": {
        "alertRuleTemplateName": "9a15c3dd-f72b-49a4-bcb7-94406395661e",
        "customDetails": null,
        "description": "'This query searches for requiring multi-factor authentication (MFA) for all administrative roles makes it harder for attackers to access accounts. Administrative roles have higher permissions than typical users. If any of those accounts are compromised, critical devices and data is open to attack.'\n",
        "displayName": "Azure secure score admin MFA",
        "enabled": true,
        "entityMappings": [
          {
            "entityType": "Account",
            "fieldMappings": [
              {
                "columnName": "ControlName_s",
                "identifier": "Name"
              },
              {
                "columnName": "TenantId",
                "identifier": "AadTenantId"
              },
              {
                "columnName": "TenantDisplayName_s",
                "identifier": "DisplayName"
              }
            ]
          },
          {
            "entityType": "SecurityGroup",
            "fieldMappings": [
              {
                "columnName": "Group_s",
                "identifier": "DistinguishedName"
              }
            ]
          },
          {
            "entityType": "AzureResource",
            "fieldMappings": [
              {
                "columnName": "SourceSystem",
                "identifier": "ResourceId"
              }
            ]
          }
        ],
        "OriginalUri": "https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/SenservaPro/Analytic%20Rules/AdminMFA.yaml",
        "query": "SenservaPro_CL\n| where ControlName_s == 'AzureSecureScoreAdminMFAV2'\n",
        "queryFrequency": "PT6H",
        "queryPeriod": "PT6H",
        "severity": "High",
        "status": "Available",
        "subTechniques": [],
        "suppressionDuration": "PT1H",
        "suppressionEnabled": false,
        "tactics": [
          "Impact"
        ],
        "techniques": [
          "T1498",
          "T1529"
        ],
        "templateVersion": "1.0.1",
        "triggerOperator": "GreaterThan",
        "triggerThreshold": 0
      },
      "type": "Microsoft.OperationalInsights/workspaces/providers/alertRules"
    }
  ]
}