Tanium Threat Response Alerts

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Id	dd9aa0ff-7ac1-4448-879c-e1a18d5890b4
Rulename	Tanium Threat Response Alerts
Description	Alerts from Tanium Threat Response (THR) that can be acted upon by Microsoft Sentinel Playbook
Severity	High
Kind	Scheduled
Query frequency	5m
Query period	6m
Trigger threshold	0
Trigger operator	gt
Source Uri	https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Tanium/Analytic Rules/TaniumThreatResponseAlerts.yaml
Version	1.1.0
Arm template	dd9aa0ff-7ac1-4448-879c-e1a18d5890b4.json

KQL

let cap = (s:string) { strcat(toupper(substring(s,0,1)), substring(s,1))  };
TaniumThreatResponse_CL
| extend TaniumUrl = pack("computer_name", Computer_Name_s, "alert_guid", Alert_Id_g, "ip_address", Computer_IP_s, "platform", Match_Details_finding_system_info_platform_s)
| extend TaniumTHRLabel = strcat(cap(Intel_Type_s)," - ", cap(Intel_Name_s), " - ", cap(Match_Details_match_type_s))
| where Computer_IP_s !contains "N/A"

YAML

version: 1.1.0
name: Tanium Threat Response Alerts
queryPeriod: 6m
queryFrequency: 5m
kind: Scheduled
requiredDataConnectors: []
severity: High
description: Alerts from Tanium Threat Response (THR) that can be acted upon by Microsoft Sentinel Playbook
query: |
  let cap = (s:string) { strcat(toupper(substring(s,0,1)), substring(s,1))  };
  TaniumThreatResponse_CL
  | extend TaniumUrl = pack("computer_name", Computer_Name_s, "alert_guid", Alert_Id_g, "ip_address", Computer_IP_s, "platform", Match_Details_finding_system_info_platform_s)
  | extend TaniumTHRLabel = strcat(cap(Intel_Type_s)," - ", cap(Intel_Name_s), " - ", cap(Match_Details_match_type_s))
  | where Computer_IP_s !contains "N/A"  
tactics: []
triggerOperator: gt
entityMappings:
- entityType: URL
  fieldMappings:
  - columnName: TaniumUrl
    identifier: Url
- entityType: IP
  fieldMappings:
  - columnName: Computer_IP_s
    identifier: Address
- entityType: Host
  fieldMappings:
  - columnName: Computer_Name_s
    identifier: HostName
- entityType: Malware
  fieldMappings:
  - columnName: TaniumTHRLabel
    identifier: Name
triggerThreshold: 0
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Tanium/Analytic Rules/TaniumThreatResponseAlerts.yaml
relevantTechniques: []
id: dd9aa0ff-7ac1-4448-879c-e1a18d5890b4

ARM

{
  "$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/dd9aa0ff-7ac1-4448-879c-e1a18d5890b4')]",
      "name": "[concat(parameters('workspace'),'/Microsoft.SecurityInsights/dd9aa0ff-7ac1-4448-879c-e1a18d5890b4')]",
      "type": "Microsoft.OperationalInsights/workspaces/providers/alertRules",
      "kind": "Scheduled",
      "apiVersion": "2022-11-01-preview",
      "properties": {
        "displayName": "Tanium Threat Response Alerts",
        "description": "Alerts from Tanium Threat Response (THR) that can be acted upon by Microsoft Sentinel Playbook",
        "severity": "High",
        "enabled": true,
        "query": "let cap = (s:string) { strcat(toupper(substring(s,0,1)), substring(s,1))  };\nTaniumThreatResponse_CL\n| extend TaniumUrl = pack(\"computer_name\", Computer_Name_s, \"alert_guid\", Alert_Id_g, \"ip_address\", Computer_IP_s, \"platform\", Match_Details_finding_system_info_platform_s)\n| extend TaniumTHRLabel = strcat(cap(Intel_Type_s),\" - \", cap(Intel_Name_s), \" - \", cap(Match_Details_match_type_s))\n| where Computer_IP_s !contains \"N/A\"\n",
        "queryFrequency": "PT5M",
        "queryPeriod": "PT6M",
        "triggerOperator": "GreaterThan",
        "triggerThreshold": 0,
        "suppressionDuration": "PT1H",
        "suppressionEnabled": false,
        "tactics": [],
        "techniques": [],
        "alertRuleTemplateName": "dd9aa0ff-7ac1-4448-879c-e1a18d5890b4",
        "customDetails": null,
        "entityMappings": [
          {
            "fieldMappings": [
              {
                "columnName": "TaniumUrl",
                "identifier": "Url"
              }
            ],
            "entityType": "URL"
          },
          {
            "fieldMappings": [
              {
                "columnName": "Computer_IP_s",
                "identifier": "Address"
              }
            ],
            "entityType": "IP"
          },
          {
            "fieldMappings": [
              {
                "columnName": "Computer_Name_s",
                "identifier": "HostName"
              }
            ],
            "entityType": "Host"
          },
          {
            "fieldMappings": [
              {
                "columnName": "TaniumTHRLabel",
                "identifier": "Name"
              }
            ],
            "entityType": "Malware"
          }
        ],
        "OriginalUri": "https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Tanium/Analytic Rules/TaniumThreatResponseAlerts.yaml",
        "templateVersion": "1.1.0"
      }
    }
  ]
}