Vectra Create Incident Based on Tag for Hosts

Back


Id	8b7a1a64-8ef2-4000-b8c9-9bca3b93aace
Rulename	Vectra Create Incident Based on Tag for Hosts
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.
Severity	High
Tactics	Persistence
Techniques	T1546
Required data connectors	VectraXDR
Kind	Scheduled
Query frequency	10m
Query period	10m
Trigger threshold	0
Trigger operator	GreaterThan
Source Uri	https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Vectra XDR/Analytic Rules/Create_Incident_Based_On_Tag_For_Host_Entity.yaml
Version	1.1.0
Arm template	8b7a1a64-8ef2-4000-b8c9-9bca3b93aace.json

KQL

Entities_Data_CL
| where entity_type == "host"
| extend Tags = todynamic(tags)
| where set_has_element(Tags, "MDR - Customer Escalation")
| summarize arg_max(['last_modified_timestamp'], *) by ['name']

YAML

relevantTechniques:
- T1546
version: 1.1.0
severity: High
incidentConfiguration:
  createIncident: true
  groupingConfiguration:
    reopenClosedIncident: false
    enabled: true
    groupByAlertDetails:
    - DisplayName
    matchingMethod: AllEntities
    groupByEntities:
    - Host
    lookbackDuration: P7D
name: Vectra Create Incident Based on Tag for Hosts
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Vectra XDR/Analytic Rules/Create_Incident_Based_On_Tag_For_Host_Entity.yaml
customDetails:
  ip_address: ip
  entity_type: entity_type
  attack_profile: attack_profile
  tags: tags
  entity_id: id
queryFrequency: 10m
suppressionDuration: PT1H
tactics:
- Persistence
triggerThreshold: 0
requiredDataConnectors:
- connectorId: VectraXDR
  dataTypes:
  - Entities_Data_CL
queryPeriod: 10m
suppressionEnabled: false
id: 8b7a1a64-8ef2-4000-b8c9-9bca3b93aace
eventGroupingSettings:
  aggregationKind: AlertPerResult
entityMappings:
- fieldMappings:
  - identifier: HostName
    columnName: name
  entityType: Host
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.
triggerOperator: GreaterThan
alertDetailsOverride:
  alertDynamicProperties:
  - alertProperty: AlertLink
    value: url
  alertDisplayNameFormat: Vectra AI Incident- {{name}}
  alertDescriptionFormat: An incident has been escalated for Vectra AI entity {{name}} that is presenting an urgency score of {{urgency_score}}
status: Available
query: |
  Entities_Data_CL
  | where entity_type == "host"
  | extend Tags = todynamic(tags)
  | where set_has_element(Tags, "MDR - Customer Escalation")
  | summarize arg_max(['last_modified_timestamp'], *) by ['name']  
kind: Scheduled

ARM