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

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

ARM