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

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

ARM