Azure secure score admin MFA

Back


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 Rules/AdminMFA.yaml
Version	1.0.1
Arm template	9a15c3dd-f72b-49a4-bcb7-94406395661e.json

KQL

SenservaPro_CL
| where ControlName_s == 'AzureSecureScoreAdminMFAV2'

YAML

triggerOperator: gt
entityMappings:
- entityType: Account
  fieldMappings:
  - identifier: Name
    columnName: ControlName_s
  - identifier: AadTenantId
    columnName: TenantId
  - identifier: DisplayName
    columnName: TenantDisplayName_s
- entityType: SecurityGroup
  fieldMappings:
  - identifier: DistinguishedName
    columnName: Group_s
- entityType: AzureResource
  fieldMappings:
  - identifier: ResourceId
    columnName: SourceSystem
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
severity: High
queryPeriod: 6h
id: 9a15c3dd-f72b-49a4-bcb7-94406395661e
version: 1.0.1
triggerThreshold: 0
relevantTechniques:
- T1529
- T1498
status: Available
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/SenservaPro/Analytic Rules/AdminMFA.yaml
query: |
  SenservaPro_CL
  | where ControlName_s == 'AzureSecureScoreAdminMFAV2'  
tactics:
- Impact
name: Azure secure score admin MFA
kind: Scheduled
requiredDataConnectors:
- dataTypes:
  - SenservaPro_CL
  connectorId: SenservaPro

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 Rules/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"
    }
  ]
}