Cyble Vision Alerts Website Defacement URL

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Id	1dabe566-a0f1-4c27-8307-aea5a79eb5e9
Rulename	Cyble Vision Alerts Website Defacement URL
Description	Detects suspicious or unexpected changes to monitored URLs which may indicate website tampering or defacement.
Severity	Low
Tactics	Impact
Techniques	T1491
Required data connectors	CybleVisionAlerts
Kind	Scheduled
Query frequency	30m
Query period	30m
Trigger threshold	0
Trigger operator	GreaterThan
Source Uri	https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Cyble Vision/Analytic Rules/Alerts_defacement_url_rule.yaml
Version	1.0.0
Arm template	1dabe566-a0f1-4c27-8307-aea5a79eb5e9.json

KQL

Alerts_defacement_url  
| where Service == "defacement_url" 
| extend MappedSeverity = Severity

YAML

customDetails:
  Status: Status
  AlertID: AlertID
  DU_DomainName: DU_DomainName
  DU_Keywords: DU_Keywords
  Service: Service
  DU_description: DU_Description
  DU_Type: DU_Type
  DU_RecordID: DU_RecordID
  MappedSeverity: Severity
kind: Scheduled
severity: Low
description: |
    'Detects suspicious or unexpected changes to monitored URLs which may indicate website tampering or defacement.'
triggerOperator: GreaterThan
status: Available
enabled: true
query: |
  Alerts_defacement_url  
  | where Service == "defacement_url" 
  | extend MappedSeverity = Severity  
triggerThreshold: 0
relevantTechniques:
- T1491
version: 1.0.0
queryfrequency: 30m
entityMappings:
- fieldMappings:
  - identifier: Url
    columnName: DU_Description
  entityType: Url
- fieldMappings:
  - identifier: HostName
    columnName: DU_DomainName
  entityType: Host
requiredDataConnectors:
- connectorId: CybleVisionAlerts
  dataTypes:
  - CybleVisionAlerts_CL
queryPeriod: 30m
tactics:
- Impact
name: Cyble Vision Alerts Website Defacement URL
id: 1dabe566-a0f1-4c27-8307-aea5a79eb5e9
eventGroupingSettings:
  aggregationKind: AlertPerResult
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Cyble Vision/Analytic Rules/Alerts_defacement_url_rule.yaml
incidentConfiguration:
  alertDisplayNameFormat: URL Content Change Detected {{DU_DomainName}}
  alertDetailsOverride: 
  alertDescriptionFormat: |
        A monitored URL for domain {{DU_DomainName}} has changed {{DU_Description}}. This may indicate unauthorized modification consistent with website defacement activity.
  groupingConfiguration:
    matchingMethod: AllEntities
    enabled: false
    reopenClosedIncident: false
    lookbackDuration: PT5H
  createIncident: true

ARM