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

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

ARM