Microsoft Sentinel Analytic Rules
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Guardian- Ban Topic Policy Violation Detection

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Id97a76b2d-02ea-4ae5-b0c4-79e834036481
RulenameGuardian- Ban Topic Policy Violation Detection
DescriptionThis alert creates an incident when Ban Topic Policy Violation detected from the Guardian.
SeverityMedium
Required data connectorsBoschAIShield
KindScheduled
Query frequency1h
Query period1h
Trigger threshold0
Trigger operatorgt
Source Urihttps://github.com/Azure/Azure-Sentinel/blob/master/Solutions/AIShield AI Security Monitoring/Analytic Rules/BanTopicVulDetection.yaml
Version1.0.0
Arm template97a76b2d-02ea-4ae5-b0c4-79e834036481.json
Deploy To Azure
Guardian
| where PolicyViolatedControlFeature =~ 'Ban Topic'
| where Severity =~ 'Medium'
query: |
  Guardian
  | where PolicyViolatedControlFeature =~ 'Ban Topic'
  | where Severity =~ 'Medium'  
description: |
    'This alert creates an incident when Ban Topic Policy Violation detected from the Guardian.'
eventGroupingSettings:
  aggregationKind: SingleAlert
id: 97a76b2d-02ea-4ae5-b0c4-79e834036481
requiredDataConnectors:
- dataTypes:
  - Guardian
  connectorId: BoschAIShield
name: Guardian- Ban Topic Policy Violation Detection
status: Available
severity: Medium
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/AIShield AI Security Monitoring/Analytic Rules/BanTopicVulDetection.yaml
kind: Scheduled
triggerOperator: gt
version: 1.0.0
relevantTechniques: []
queryFrequency: 1h
queryPeriod: 1h
entityMappings:
- fieldMappings:
  - columnName: HostName
    identifier: HostName
  - columnName: NTDomain
    identifier: NTDomain
  entityType: Host
- fieldMappings:
  - columnName: SourceIP
    identifier: Address
  entityType: IP
alertDetailsOverride:
  alertTacticsColumnName: 
  alertDescriptionFormat: |
        This query detects Ban Topic Policy Violation detected from the Guardian generated at {{TimeGenerated}}.\n\nPlease check the source for more information and investigate further.
  alertDisplayNameFormat: Guardian- Ban Topic Policy Violation detection
  alertSeverityColumnName: Severity
tactics: []
triggerThreshold: 0
{
  "$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/97a76b2d-02ea-4ae5-b0c4-79e834036481')]",
      "kind": "Scheduled",
      "name": "[concat(parameters('workspace'),'/Microsoft.SecurityInsights/97a76b2d-02ea-4ae5-b0c4-79e834036481')]",
      "properties": {
        "alertDetailsOverride": {
          "alertDescriptionFormat": "This query detects Ban Topic Policy Violation detected from the Guardian generated at {{TimeGenerated}}.\\n\\nPlease check the source for more information and investigate further.\n",
          "alertDisplayNameFormat": "Guardian- Ban Topic Policy Violation detection",
          "alertSeverityColumnName": "Severity",
          "alertTacticsColumnName": null
        },
        "alertRuleTemplateName": "97a76b2d-02ea-4ae5-b0c4-79e834036481",
        "customDetails": null,
        "description": "'This alert creates an incident when Ban Topic Policy Violation detected from the Guardian.'\n",
        "displayName": "Guardian- Ban Topic Policy Violation Detection",
        "enabled": true,
        "entityMappings": [
          {
            "entityType": "Host",
            "fieldMappings": [
              {
                "columnName": "HostName",
                "identifier": "HostName"
              },
              {
                "columnName": "NTDomain",
                "identifier": "NTDomain"
              }
            ]
          },
          {
            "entityType": "IP",
            "fieldMappings": [
              {
                "columnName": "SourceIP",
                "identifier": "Address"
              }
            ]
          }
        ],
        "eventGroupingSettings": {
          "aggregationKind": "SingleAlert"
        },
        "OriginalUri": "https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/AIShield AI Security Monitoring/Analytic Rules/BanTopicVulDetection.yaml",
        "query": "Guardian\n| where PolicyViolatedControlFeature =~ 'Ban Topic'\n| where Severity =~ 'Medium'\n",
        "queryFrequency": "PT1H",
        "queryPeriod": "PT1H",
        "severity": "Medium",
        "status": "Available",
        "subTechniques": [],
        "suppressionDuration": "PT1H",
        "suppressionEnabled": false,
        "tactics": [],
        "techniques": [],
        "templateVersion": "1.0.0",
        "triggerOperator": "GreaterThan",
        "triggerThreshold": 0
      },
      "type": "Microsoft.OperationalInsights/workspaces/providers/alertRules"
    }
  ]
}