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

queryPeriod: 30m
id: 6deaf986-a25b-47b4-afbe-667901aa313b
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Cyble Vision/Analytic Rules/Alerts_darkweb_ransomware_rule.yaml
incidentConfiguration:
  createIncident: true
  groupingConfiguration:
    lookbackDuration: PT5H
    matchingMethod: AllEntities
    reopenClosedIncident: false
    enabled: false
triggerOperator: GreaterThan
triggerThreshold: 0
entityMappings:
- fieldMappings:
  - identifier: Name
    columnName: DW_Victim_Nested
  - identifier: FullName
    columnName: DW_ThreatActor_Nested
  entityType: Account
status: Available
alertDetailsOverride:
  alertDisplayNameFormat: Darkweb Ransomware Leak {{Victim}} by {{ThreatActor}}
  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}}    
kind: Scheduled
name: Cyble Vision Alerts Darkweb Ransomware Leak
relevantTechniques:
- T1486
- T1657
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.'
query: |
  Alerts_darkweb_ransomware
  | where Service == "darkweb_ransomware"
  | extend MappedSeverity = Severity  
version: 1.0.0
enabled: true
tactics:
- Impact
- Exfiltration
- Reconnaissance
requiredDataConnectors:
- dataTypes:
  - CybleVisionAlerts_CL
  connectorId: CybleVisionAlerts
severity: Low
customDetails:
  ThreatActor: DW_ThreatActor_Nested
  DocumentYear: DW_DocumentYear
  FileName: DW_FileName
  MappedSeverity: Severity
  Service: Service
  OriginalFileName: DW_OriginalFileName
  UpdatedDate: DW_UpdatedDate_Nested
  Victim: DW_Victim_Nested
  AlertID: AlertID
  CompanyLeak: DW_CompanyLeak
  Status: Status
  ContentText: DW_Text
queryfrequency: 30m
eventGroupingSettings:
  aggregationKind: AlertPerResult

ARM