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

ARM