Cyble Vision Alerts Darkweb Ransomware Leak

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Id	6deaf986-a25b-47b4-afbe-667901aa313b
Rulename	Cyble Vision Alerts Darkweb Ransomware Leak
Description	A ransomware threat actor has posted victim data on the dark web. This alert includes leaked documents, threat actor name, victim organization, timestamps, and extracted text content for SOC triage.
Severity	Low
Tactics	Impact Exfiltration Reconnaissance
Techniques	T1486 T1657
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_darkweb_ransomware_rule.yaml
Version	1.0.0
Arm template	6deaf986-a25b-47b4-afbe-667901aa313b.json

KQL

Alerts_darkweb_ransomware
| where Service == "darkweb_ransomware"
| extend MappedSeverity = Severity

YAML

customDetails:
  ThreatActor: DW_ThreatActor_Nested
  MappedSeverity: Severity
  ContentText: DW_Text
  Victim: DW_Victim_Nested
  DocumentYear: DW_DocumentYear
  Status: Status
  OriginalFileName: DW_OriginalFileName
  FileName: DW_FileName
  CompanyLeak: DW_CompanyLeak
  AlertID: AlertID
  UpdatedDate: DW_UpdatedDate_Nested
  Service: Service
triggerOperator: GreaterThan
tactics:
- Impact
- Exfiltration
- Reconnaissance
incidentConfiguration:
  createIncident: true
  groupingConfiguration:
    reopenClosedIncident: false
    matchingMethod: AllEntities
    lookbackDuration: PT5H
    enabled: false
enabled: true
eventGroupingSettings:
  aggregationKind: AlertPerResult
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Cyble Vision/Analytic Rules/Alerts_darkweb_ransomware_rule.yaml
alertDetailsOverride:
  alertDescriptionFormat: |
    A ransomware group has posted data belonging on the dark web. A document leak has been detected, including text extracted from the file.
    **Victim:** {{Victim}}
    **Threat Actor:** {{ThreatActor}}
    **Leaked File:** {{FileName}}    
  alertDisplayNameFormat: Darkweb Ransomware Leak {{Victim}} by {{ThreatActor}}
version: 1.0.0
query: |
  Alerts_darkweb_ransomware
  | where Service == "darkweb_ransomware"
  | extend MappedSeverity = Severity  
triggerThreshold: 0
relevantTechniques:
- T1486
- T1657
queryPeriod: 30m
status: Available
severity: Low
kind: Scheduled
name: Cyble Vision Alerts Darkweb Ransomware Leak
queryfrequency: 30m
id: 6deaf986-a25b-47b4-afbe-667901aa313b
description: |
    'A ransomware threat actor has posted victim data on the dark web. This alert includes leaked documents, threat actor name, victim organization, timestamps, and extracted text content for SOC triage.'
requiredDataConnectors:
- dataTypes:
  - CybleVisionAlerts_CL
  connectorId: CybleVisionAlerts
entityMappings:
- fieldMappings:
  - columnName: DW_Victim_Nested
    identifier: Name
  - columnName: DW_ThreatActor_Nested
    identifier: FullName
  entityType: Account

ARM