Tenable.ad Indicators of Attack

// For the query to work properly, make sure you have imported the afad_parser.kql parser into the workspace
// Retrieve the parser here: https://raw.githubusercontent.com/tenable/Azure-Sentinel/Tenable.ad-connector/Solutions/TenableAD/Parsers/afad_parser.kql
// Then, create the Kusto Function with alias afad_parser
let SeverityTable=datatable(Severity:string,Level:int) [
  "low", 1,
  "medium", 2,
  "high", 3,
  "critical", 4
  ];
  afad_parser
  | where MessageType == 2
  | lookup kind=leftouter SeverityTable on Severity
  | order by Level

kind: Scheduled
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/TenableAD/Analytic Rules/TenableAdIndicatorsOfAttack.yaml
severity: Low
name: Tenable.ad Indicators of Attack
entityMappings: 
relevantTechniques:
- T1110
queryFrequency: 2h
triggerThreshold: 0
queryPeriod: 2h
description: |
    'Searches for triggered Indicators of Attack.'
id: 6405329a-8d20-48f3-aabc-e1b8a745568e
version: 1.0.0
tactics:
- CredentialAccess
query: |
  // For the query to work properly, make sure you have imported the afad_parser.kql parser into the workspace
  // Retrieve the parser here: https://raw.githubusercontent.com/tenable/Azure-Sentinel/Tenable.ad-connector/Solutions/TenableAD/Parsers/afad_parser.kql
  // Then, create the Kusto Function with alias afad_parser
  let SeverityTable=datatable(Severity:string,Level:int) [
    "low", 1,
    "medium", 2,
    "high", 3,
    "critical", 4
    ];
    afad_parser
    | where MessageType == 2
    | lookup kind=leftouter SeverityTable on Severity
    | order by Level  
requiredDataConnectors:
- dataTypes:
  - Tenable_ad_CL
  connectorId: Tenable.ad
triggerOperator: gt

{
  "$schema": "https://schema.management.azure.com/schemas/2019-04-01/deploymentTemplate.json#",
  "contentVersion": "1.0.0.0",
  "parameters": {
    "workspace": {
      "type": "String"
    }
  },
  "resources": [
    {
      "id": "[concat(resourceId('Microsoft.OperationalInsights/workspaces/providers', parameters('workspace'), 'Microsoft.SecurityInsights'),'/alertRules/6405329a-8d20-48f3-aabc-e1b8a745568e')]",
      "name": "[concat(parameters('workspace'),'/Microsoft.SecurityInsights/6405329a-8d20-48f3-aabc-e1b8a745568e')]",
      "type": "Microsoft.OperationalInsights/workspaces/providers/alertRules",
      "kind": "Scheduled",
      "apiVersion": "2022-11-01-preview",
      "properties": {
        "displayName": "Tenable.ad Indicators of Attack",
        "description": "'Searches for triggered Indicators of Attack.'\n",
        "severity": "Low",
        "enabled": true,
        "query": "// For the query to work properly, make sure you have imported the afad_parser.kql parser into the workspace\n// Retrieve the parser here: https://raw.githubusercontent.com/tenable/Azure-Sentinel/Tenable.ad-connector/Solutions/TenableAD/Parsers/afad_parser.kql\n// Then, create the Kusto Function with alias afad_parser\nlet SeverityTable=datatable(Severity:string,Level:int) [\n  \"low\", 1,\n  \"medium\", 2,\n  \"high\", 3,\n  \"critical\", 4\n  ];\n  afad_parser\n  | where MessageType == 2\n  | lookup kind=leftouter SeverityTable on Severity\n  | order by Level\n",
        "queryFrequency": "PT2H",
        "queryPeriod": "PT2H",
        "triggerOperator": "GreaterThan",
        "triggerThreshold": 0,
        "suppressionDuration": "PT1H",
        "suppressionEnabled": false,
        "tactics": [
          "CredentialAccess"
        ],
        "techniques": [
          "T1110"
        ],
        "alertRuleTemplateName": "6405329a-8d20-48f3-aabc-e1b8a745568e",
        "customDetails": null,
        "entityMappings": null,
        "OriginalUri": "https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/TenableAD/Analytic Rules/TenableAdIndicatorsOfAttack.yaml",
        "templateVersion": "1.0.0"
      }
    }
  ]
}