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Vectra Create Incident Based on Tag for Hosts

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Id8b7a1a64-8ef2-4000-b8c9-9bca3b93aace
RulenameVectra Create Incident Based on Tag for Hosts
DescriptionCreate an incident when the host entity presents a specific tag. If the tag is present, an incident should be created and marked with highest priority.
SeverityHigh
TacticsPersistence
TechniquesT1546
Required data connectorsVectraXDR
KindScheduled
Query frequency10m
Query period10m
Trigger threshold0
Trigger operatorGreaterThan
Source Urihttps://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Vectra XDR/Analytic Rules/Create_Incident_Based_On_Tag_For_Host_Entity.yaml
Version1.0.0
Arm template8b7a1a64-8ef2-4000-b8c9-9bca3b93aace.json
Deploy To Azure
Entities_Data_CL
| where type_s == "host"
| extend Tags = todynamic(tags_s)
| where set_has_element(Tags, "MDR - Customer Escalation")
| summarize arg_max(['last_modified_timestamp_t'], *) by ['name_s']
queryFrequency: 10m
description: Create an incident when the host entity presents a specific tag. If the tag is present, an incident should be created and marked with highest priority.
eventGroupingSettings:
  aggregationKind: AlertPerResult
name: Vectra Create Incident Based on Tag for Hosts
triggerOperator: GreaterThan
relevantTechniques:
- T1546
triggerThreshold: 0
status: Available
id: 8b7a1a64-8ef2-4000-b8c9-9bca3b93aace
requiredDataConnectors:
- dataTypes:
  - Entities_Data_CL
  connectorId: VectraXDR
entityMappings:
- entityType: Host
  fieldMappings:
  - identifier: HostName
    columnName: name_s
queryPeriod: 10m
suppressionDuration: PT1H
kind: Scheduled
query: |
  Entities_Data_CL
  | where type_s == "host"
  | extend Tags = todynamic(tags_s)
  | where set_has_element(Tags, "MDR - Customer Escalation")
  | summarize arg_max(['last_modified_timestamp_t'], *) by ['name_s']  
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Vectra XDR/Analytic Rules/Create_Incident_Based_On_Tag_For_Host_Entity.yaml
customDetails:
  entity_importance: entity_importance_d
  entity_type: type_s
  tags: tags_s
  attack_profile: attack_profile_s
  entity_id: id_d
  ip_address: ip_s
version: 1.0.0
alertDetailsOverride:
  alertDescriptionFormat: An incident has been escalated for Vectra AI entity {{name_s}} that is presenting an urgency score of {{urgency_score_d}}
  alertDynamicProperties:
  - value: url_s
    alertProperty: AlertLink
  alertDisplayNameFormat: Vectra AI Incident- {{name_s}}
incidentConfiguration:
  createIncident: true
  groupingConfiguration:
    lookbackDuration: P7D
    groupByEntities:
    - Host
    matchingMethod: AllEntities
    groupByAlertDetails:
    - DisplayName
    enabled: true
    reopenClosedIncident: false
severity: High
tactics:
- Persistence
suppressionEnabled: false
{
  "$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/8b7a1a64-8ef2-4000-b8c9-9bca3b93aace')]",
      "kind": "Scheduled",
      "name": "[concat(parameters('workspace'),'/Microsoft.SecurityInsights/8b7a1a64-8ef2-4000-b8c9-9bca3b93aace')]",
      "properties": {
        "alertDetailsOverride": {
          "alertDescriptionFormat": "An incident has been escalated for Vectra AI entity {{name_s}} that is presenting an urgency score of {{urgency_score_d}}",
          "alertDisplayNameFormat": "Vectra AI Incident- {{name_s}}",
          "alertDynamicProperties": [
            {
              "alertProperty": "AlertLink",
              "value": "url_s"
            }
          ]
        },
        "alertRuleTemplateName": "8b7a1a64-8ef2-4000-b8c9-9bca3b93aace",
        "customDetails": {
          "attack_profile": "attack_profile_s",
          "entity_id": "id_d",
          "entity_importance": "entity_importance_d",
          "entity_type": "type_s",
          "ip_address": "ip_s",
          "tags": "tags_s"
        },
        "description": "Create an incident when the host entity presents a specific tag. If the tag is present, an incident should be created and marked with highest priority.",
        "displayName": "Vectra Create Incident Based on Tag for Hosts",
        "enabled": true,
        "entityMappings": [
          {
            "entityType": "Host",
            "fieldMappings": [
              {
                "columnName": "name_s",
                "identifier": "HostName"
              }
            ]
          }
        ],
        "eventGroupingSettings": {
          "aggregationKind": "AlertPerResult"
        },
        "incidentConfiguration": {
          "createIncident": true,
          "groupingConfiguration": {
            "enabled": true,
            "groupByAlertDetails": [
              "DisplayName"
            ],
            "groupByEntities": [
              "Host"
            ],
            "lookbackDuration": "P7D",
            "matchingMethod": "AllEntities",
            "reopenClosedIncident": false
          }
        },
        "OriginalUri": "https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Vectra XDR/Analytic Rules/Create_Incident_Based_On_Tag_For_Host_Entity.yaml",
        "query": "Entities_Data_CL\n| where type_s == \"host\"\n| extend Tags = todynamic(tags_s)\n| where set_has_element(Tags, \"MDR - Customer Escalation\")\n| summarize arg_max(['last_modified_timestamp_t'], *) by ['name_s']\n",
        "queryFrequency": "PT10M",
        "queryPeriod": "PT10M",
        "severity": "High",
        "status": "Available",
        "subTechniques": [],
        "suppressionDuration": "PT1H",
        "suppressionEnabled": false,
        "tactics": [
          "Persistence"
        ],
        "techniques": [
          "T1546"
        ],
        "templateVersion": "1.0.0",
        "triggerOperator": "GreaterThan",
        "triggerThreshold": 0
      },
      "type": "Microsoft.OperationalInsights/workspaces/providers/alertRules"
    }
  ]
}