Cyble Vision Alerts Darkweb Ransomware Leak

Back


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

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

ARM