Vectra Create Detection Alert for Accounts

VectraDetections
| where Type == "account"
| extend
    entity_uid = ['Entity UID'],
    entity_id = ['Entity ID'],
    entity_type = ['Entity Type'],
    detection_id = ['Detection ID'],
    detection = ['Detection Name'],
    category = ['Detection Category'],
    detection_url = ['Vectra Pivot'],
    mitre = Mitre,
    tags = Tags
| summarize arg_max(TimeGenerated, *) by ['Detection ID'], entity_uid

query: |
  VectraDetections
  | where Type == "account"
  | extend
      entity_uid = ['Entity UID'],
      entity_id = ['Entity ID'],
      entity_type = ['Entity Type'],
      detection_id = ['Detection ID'],
      detection = ['Detection Name'],
      category = ['Detection Category'],
      detection_url = ['Vectra Pivot'],
      mitre = Mitre,
      tags = Tags
  | summarize arg_max(TimeGenerated, *) by ['Detection ID'], entity_uid  
status: Available
entityMappings:
- fieldMappings:
  - identifier: Name
    columnName: entity_uid
  entityType: Account
incidentConfiguration:
  groupingConfiguration:
    reopenClosedIncident: false
    enabled: false
    lookbackDuration: PT5H
    matchingMethod: AllEntities
  createIncident: false
triggerOperator: GreaterThan
tactics:
- Persistence
suppressionEnabled: false
suppressionDuration: PT1H
kind: Scheduled
queryFrequency: 10m
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Vectra XDR/Analytic Rules/Detection_Account.yaml
severity: Medium
queryPeriod: 10m
id: e796701f-6b39-4c54-bf8a-1d543a990784
relevantTechniques:
- T1546
version: 1.0.1
customDetails:
  mitre_techniques: mitre
  tags: tags
  detection_id: detection_id
  entity_type: entity_type
  entity_id: entity_id
requiredDataConnectors:
- connectorId: VectraXDR
  dataTypes:
  - Detections_Data_CL
triggerThreshold: 0
eventGroupingSettings:
  aggregationKind: AlertPerResult
alertDetailsOverride:
  alertDescriptionFormat: Vectra AI has detected {{category}} - {{detection} on entity {{entity_uid}}.
  alertDisplayNameFormat: Vectra AI Detection-  {{detection}}
  alertDynamicProperties:
  - alertProperty: AlertLink
    value: detection_url
name: Vectra Create Detection Alert for Accounts
description: This analytic rule is looking for new attacker behaviors observed by the Vectra Platform. The intent is to create entries in the SecurityAlert table for every new detection attached to an entity monitored by the Vectra Platform

{
  "$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/e796701f-6b39-4c54-bf8a-1d543a990784')]",
      "kind": "Scheduled",
      "name": "[concat(parameters('workspace'),'/Microsoft.SecurityInsights/e796701f-6b39-4c54-bf8a-1d543a990784')]",
      "properties": {
        "alertDetailsOverride": {
          "alertDescriptionFormat": "Vectra AI has detected {{category}} - {{detection} on entity {{entity_uid}}.",
          "alertDisplayNameFormat": "Vectra AI Detection-  {{detection}}",
          "alertDynamicProperties": [
            {
              "alertProperty": "AlertLink",
              "value": "detection_url"
            }
          ]
        },
        "alertRuleTemplateName": "e796701f-6b39-4c54-bf8a-1d543a990784",
        "customDetails": {
          "detection_id": "detection_id",
          "entity_id": "entity_id",
          "entity_type": "entity_type",
          "mitre_techniques": "mitre",
          "tags": "tags"
        },
        "description": "This analytic rule is looking for new attacker behaviors observed by the Vectra Platform. The intent is to create entries in the SecurityAlert table for every new detection attached to an entity monitored by the Vectra Platform",
        "displayName": "Vectra Create Detection Alert for Accounts",
        "enabled": true,
        "entityMappings": [
          {
            "entityType": "Account",
            "fieldMappings": [
              {
                "columnName": "entity_uid",
                "identifier": "Name"
              }
            ]
          }
        ],
        "eventGroupingSettings": {
          "aggregationKind": "AlertPerResult"
        },
        "incidentConfiguration": {
          "createIncident": false,
          "groupingConfiguration": {
            "enabled": false,
            "lookbackDuration": "PT5H",
            "matchingMethod": "AllEntities",
            "reopenClosedIncident": false
          }
        },
        "OriginalUri": "https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Vectra XDR/Analytic Rules/Detection_Account.yaml",
        "query": "VectraDetections\n| where Type == \"account\"\n| extend\n    entity_uid = ['Entity UID'],\n    entity_id = ['Entity ID'],\n    entity_type = ['Entity Type'],\n    detection_id = ['Detection ID'],\n    detection = ['Detection Name'],\n    category = ['Detection Category'],\n    detection_url = ['Vectra Pivot'],\n    mitre = Mitre,\n    tags = Tags\n| summarize arg_max(TimeGenerated, *) by ['Detection ID'], entity_uid\n",
        "queryFrequency": "PT10M",
        "queryPeriod": "PT10M",
        "severity": "Medium",
        "status": "Available",
        "subTechniques": [],
        "suppressionDuration": "PT1H",
        "suppressionEnabled": false,
        "tactics": [
          "Persistence"
        ],
        "techniques": [
          "T1546"
        ],
        "templateVersion": "1.0.1",
        "triggerOperator": "GreaterThan",
        "triggerThreshold": 0
      },
      "type": "Microsoft.OperationalInsights/workspaces/providers/alertRules"
    }
  ]
}