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

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

ARM