Cyble Vision Alerts Website Defacement Content

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Id	91a00e4f-3edb-49e9-ba6f-cec87a5bd2f8
Rulename	Cyble Vision Alerts Website Defacement Content
Description	Triggers when monitored websites show new or suspicious content referencing known defacement patterns. Supports investigation into potential web compromise incidents.
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_Content.yaml
Version	1.0.0
Arm template	91a00e4f-3edb-49e9-ba6f-cec87a5bd2f8.json

KQL

Alerts_defacement_content  
| where Service == "defacement_content" 
| extend MappedSeverity = Severity

YAML

customDetails:
  Status: Status
  DC_RecordID: DC_RecordID
  Service: Service
  DC_DomainName: DC_DomainName
  DC_Keywords: DC_Keywords
  MappedSeverity: Severity
  AlertID: AlertID
  DC_URL: DC_URL
severity: Low
status: Available
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Cyble Vision/Analytic Rules/Alerts_Defacement_Content.yaml
query: |
  Alerts_defacement_content  
  | where Service == "defacement_content" 
  | extend MappedSeverity = Severity  
requiredDataConnectors:
- dataTypes:
  - CybleVisionAlerts_CL
  connectorId: CybleVisionAlerts
incidentConfiguration:
  alertDetailsOverride: 
  alertDisplayNameFormat: Defacement Activity Detected {{DC_DomainName}}
  createIncident: true
  groupingConfiguration:
    reopenClosedIncident: false
    enabled: false
    matchingMethod: AllEntities
    lookbackDuration: PT5H
  alertDescriptionFormat: |
        New or modified content was detected on website {{DC_DomainName}}. URL {{DC_URL}}. This may indicate unauthorized website updates or defacement activity.
relevantTechniques:
- T1491
kind: Scheduled
name: Cyble Vision Alerts Website Defacement Content
tactics:
- Impact
eventGroupingSettings:
  aggregationKind: AlertPerResult
entityMappings:
- fieldMappings:
  - identifier: Url
    columnName: DC_URL
  entityType: Url
- fieldMappings:
  - identifier: HostName
    columnName: DC_DomainName
  entityType: Host
enabled: true
queryfrequency: 30m
description: |
    'Triggers when monitored websites show new or suspicious content referencing known defacement patterns. Supports investigation into potential web compromise incidents.'
triggerThreshold: 0
triggerOperator: GreaterThan
version: 1.0.0
queryPeriod: 30m
id: 91a00e4f-3edb-49e9-ba6f-cec87a5bd2f8

ARM