Tenable.ad LSASS Memory

// 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
afad_parser
  | where MessageType == 2 and Codename == "OS Credential Dumping: LSASS Memory"

version: 1.0.0
name: Tenable.ad LSASS Memory
severity: High
queryFrequency: 2h
kind: Scheduled
queryPeriod: 2h
description: |
    'Searches for OS Credentials dumping attacks.'
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
  afad_parser
    | where MessageType == 2 and Codename == "OS Credential Dumping: LSASS Memory"  
tactics:
- CredentialAccess
triggerOperator: gt
entityMappings: 
triggerThreshold: 0
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/TenableAD/Analytic Rules/TenableAdLSASSMemory.yaml
requiredDataConnectors:
- connectorId: Tenable.ad
  dataTypes:
  - Tenable_ad_CL
relevantTechniques:
- T1003.001
id: 6f7fa5f9-7d21-42c1-bc52-ac355b87c6cf

{
  "$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/6f7fa5f9-7d21-42c1-bc52-ac355b87c6cf')]",
      "name": "[concat(parameters('workspace'),'/Microsoft.SecurityInsights/6f7fa5f9-7d21-42c1-bc52-ac355b87c6cf')]",
      "type": "Microsoft.OperationalInsights/workspaces/providers/alertRules",
      "kind": "Scheduled",
      "apiVersion": "2022-11-01-preview",
      "properties": {
        "displayName": "Tenable.ad LSASS Memory",
        "description": "'Searches for OS Credentials dumping attacks.'\n",
        "severity": "High",
        "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\nafad_parser\n  | where MessageType == 2 and Codename == \"OS Credential Dumping: LSASS Memory\"\n",
        "queryFrequency": "PT2H",
        "queryPeriod": "PT2H",
        "triggerOperator": "GreaterThan",
        "triggerThreshold": 0,
        "suppressionDuration": "PT1H",
        "suppressionEnabled": false,
        "tactics": [
          "CredentialAccess"
        ],
        "techniques": [
          "T1003.001"
        ],
        "alertRuleTemplateName": "6f7fa5f9-7d21-42c1-bc52-ac355b87c6cf",
        "customDetails": null,
        "entityMappings": null,
        "OriginalUri": "https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/TenableAD/Analytic Rules/TenableAdLSASSMemory.yaml",
        "templateVersion": "1.0.0"
      }
    }
  ]
}