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

ARM