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Id6deaf986-a25b-47b4-afbe-667901aa313b
RulenameCyble Vision Alerts Darkweb Ransomware Leak
DescriptionA 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.
SeverityLow
TacticsImpact
Exfiltration
Reconnaissance
TechniquesT1486
T1657
Required data connectorsCybleVisionAlerts
KindScheduled
Query frequency30m
Query period30m
Trigger threshold0
Trigger operatorGreaterThan
Source Urihttps://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Cyble%20Vision/Analytic%20Rules/Alerts_darkweb_ransomware_rule.yaml
Version1.0.0
Arm template6deaf986-a25b-47b4-afbe-667901aa313b.json
Deploy To Azure
Alerts_darkweb_ransomware
| where Service == "darkweb_ransomware"
| extend MappedSeverity = Severity
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}}
entityMappings:
- fieldMappings:
  - identifier: Name
    columnName: DW_Victim_Nested
  - identifier: FullName
    columnName: DW_ThreatActor_Nested
  entityType: Account
id: 6deaf986-a25b-47b4-afbe-667901aa313b
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Cyble%20Vision/Analytic%20Rules/Alerts_darkweb_ransomware_rule.yaml
triggerOperator: GreaterThan
tactics:
- Impact
- Exfiltration
- Reconnaissance
enabled: true
kind: Scheduled
requiredDataConnectors:
- dataTypes:
  - CybleVisionAlerts_CL
  connectorId: CybleVisionAlerts
queryPeriod: 30m
eventGroupingSettings:
  aggregationKind: AlertPerResult
severity: Low
relevantTechniques:
- T1486
- T1657
triggerThreshold: 0
version: 1.0.0
customDetails:
  AlertID: AlertID
  ContentText: DW_Text
  ThreatActor: DW_ThreatActor_Nested
  DocumentYear: DW_DocumentYear
  UpdatedDate: DW_UpdatedDate_Nested
  OriginalFileName: DW_OriginalFileName
  CompanyLeak: DW_CompanyLeak
  Victim: DW_Victim_Nested
  MappedSeverity: Severity
  Status: Status
  FileName: DW_FileName
  Service: Service
name: Cyble Vision Alerts Darkweb Ransomware Leak
status: Available
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.'
queryfrequency: 30m
incidentConfiguration:
  groupingConfiguration:
    enabled: false
    lookbackDuration: PT5H
    reopenClosedIncident: false
    matchingMethod: AllEntities
  createIncident: true
{
  "$schema": "https://schema.management.azure.com/schemas/2019-04-01/deploymentTemplate.json#",
  "contentVersion": "1.0.0.0",
  "parameters": {
    "workspace": {
      "type": "String"
    }
  },
  "resources": [
    {
      "apiVersion": "2024-01-01-preview",
      "id": "[concat(resourceId('Microsoft.OperationalInsights/workspaces/providers', parameters('workspace'), 'Microsoft.SecurityInsights'),'/alertRules/6deaf986-a25b-47b4-afbe-667901aa313b')]",
      "kind": "Scheduled",
      "name": "[concat(parameters('workspace'),'/Microsoft.SecurityInsights/6deaf986-a25b-47b4-afbe-667901aa313b')]",
      "properties": {
        "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.\n**Victim:** {{Victim}}\n**Threat Actor:** {{ThreatActor}}\n**Leaked File:** {{FileName}}\n",
          "alertDisplayNameFormat": "Darkweb Ransomware Leak {{Victim}} by {{ThreatActor}}"
        },
        "alertRuleTemplateName": "6deaf986-a25b-47b4-afbe-667901aa313b",
        "customDetails": {
          "AlertID": "AlertID",
          "CompanyLeak": "DW_CompanyLeak",
          "ContentText": "DW_Text",
          "DocumentYear": "DW_DocumentYear",
          "FileName": "DW_FileName",
          "MappedSeverity": "Severity",
          "OriginalFileName": "DW_OriginalFileName",
          "Service": "Service",
          "Status": "Status",
          "ThreatActor": "DW_ThreatActor_Nested",
          "UpdatedDate": "DW_UpdatedDate_Nested",
          "Victim": "DW_Victim_Nested"
        },
        "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.'\n",
        "displayName": "Cyble Vision Alerts Darkweb Ransomware Leak",
        "enabled": true,
        "entityMappings": [
          {
            "entityType": "Account",
            "fieldMappings": [
              {
                "columnName": "DW_Victim_Nested",
                "identifier": "Name"
              },
              {
                "columnName": "DW_ThreatActor_Nested",
                "identifier": "FullName"
              }
            ]
          }
        ],
        "eventGroupingSettings": {
          "aggregationKind": "AlertPerResult"
        },
        "incidentConfiguration": {
          "createIncident": true,
          "groupingConfiguration": {
            "enabled": false,
            "lookbackDuration": "PT5H",
            "matchingMethod": "AllEntities",
            "reopenClosedIncident": false
          }
        },
        "OriginalUri": "https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Cyble%20Vision/Analytic%20Rules/Alerts_darkweb_ransomware_rule.yaml",
        "query": "Alerts_darkweb_ransomware\n| where Service == \"darkweb_ransomware\"\n| extend MappedSeverity = Severity\n",
        "queryfrequency": "PT30M",
        "queryPeriod": "PT30M",
        "severity": "Low",
        "status": "Available",
        "subTechniques": [],
        "suppressionDuration": "PT1H",
        "suppressionEnabled": false,
        "tactics": [
          "Exfiltration",
          "Impact",
          "Reconnaissance"
        ],
        "techniques": [
          "T1486",
          "T1657"
        ],
        "templateVersion": "1.0.0",
        "triggerOperator": "GreaterThan",
        "triggerThreshold": 0
      },
      "type": "Microsoft.OperationalInsights/workspaces/providers/alertRules"
    }
  ]
}