Cyble Vision Alerts Suspicious Domain | Microsoft Sentinel Analytic Rules

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Id	c56fcb78-b708-4a92-bad4-d50b1e15c42c
Rulename	Cyble Vision Alerts Suspicious Domain
Description	This Rule generates Cyble Vision Alerts for Service - Suspicious Domain severity LOW
Severity	Low
Tactics	Reconnaissance
Techniques	T1595
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%20Vision/Analytic%20Rules/Alerts_Suspicious_Domain.yaml
Version	1.0.0
Arm template	c56fcb78-b708-4a92-bad4-d50b1e15c42c.json

KQL

Alerts_suspicious_domains 
| where Service == "suspicious_domain" 
| extend MappedSeverity = Severity

YAML

relevantTechniques:
- T1595
queryPeriod: 30m
suppressionDuration: PT5H
query: |
  Alerts_suspicious_domains 
  | where Service == "suspicious_domain" 
  | extend MappedSeverity = Severity
id: c56fcb78-b708-4a92-bad4-d50b1e15c42c
entityMappings:
- entityType: DNS
  fieldMappings:
  - identifier: DomainName
    columnName: Domain
eventGroupingSettings:
  aggregationKind: AlertPerResult
incidentConfiguration:
  groupingConfiguration:
    lookbackDuration: PT5H
    matchingMethod: AllEntities
    reopenClosedIncident: false
    enabled: false
  createIncident: true
description: |
  'This Rule generates Cyble Vision Alerts for Service - Suspicious Domain severity LOW'
kind: Scheduled
triggerOperator: GreaterThan
queryFrequency: 30m
alertDetailsOverride:
  alertDynamicProperties: []
  alertDescriptionFormat: |
    Suspicious Domain detected for {{Domain}} with {{Status}}
  alertDisplayNameFormat: Suspicious Domain Detected {{Domain}}  {{Status}}
severity: Low
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Cyble%20Vision/Analytic%20Rules/Alerts_Suspicious_Domain.yaml
tactics:
- Reconnaissance
triggerThreshold: 0
subTechniques: []
status: Available
enabled: true
version: 1.0.0
requiredDataConnectors:
- connectorId: CybleVisionAlerts
  dataTypes:
  - CybleVisionAlerts_CL
name: Cyble Vision Alerts Suspicious Domain
customDetails:
  Service: Service
  Domain: Domain
  MappedSeverity: Severity
  Score: SD_Score
  LiveStatus: SD_IsLive
  RegistrationDate: SD_RegistrationDate
  Keyword: KeywordName
  MX_Records: MX_Records
  LastLiveCheck: SD_LastLiveCheck
  Screenshot: SD_ScreenshotURL
  A_Records: A_Records
  Status: Status
  NS_Records: NS_Records
  AlertID: AlertID

ARM

{
  "$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/c56fcb78-b708-4a92-bad4-d50b1e15c42c')]",
      "kind": "Scheduled",
      "name": "[concat(parameters('workspace'),'/Microsoft.SecurityInsights/c56fcb78-b708-4a92-bad4-d50b1e15c42c')]",
      "properties": {
        "alertDetailsOverride": {
          "alertDescriptionFormat": "Suspicious Domain detected for {{Domain}} with {{Status}}\n",
          "alertDisplayNameFormat": "Suspicious Domain Detected {{Domain}}  {{Status}}",
          "alertDynamicProperties": []
        },
        "alertRuleTemplateName": "c56fcb78-b708-4a92-bad4-d50b1e15c42c",
        "customDetails": {
          "A_Records": "A_Records",
          "AlertID": "AlertID",
          "Domain": "Domain",
          "Keyword": "KeywordName",
          "LastLiveCheck": "SD_LastLiveCheck",
          "LiveStatus": "SD_IsLive",
          "MappedSeverity": "Severity",
          "MX_Records": "MX_Records",
          "NS_Records": "NS_Records",
          "RegistrationDate": "SD_RegistrationDate",
          "Score": "SD_Score",
          "Screenshot": "SD_ScreenshotURL",
          "Service": "Service",
          "Status": "Status"
        },
        "description": "'This Rule generates Cyble Vision Alerts for Service - Suspicious Domain severity LOW'\n",
        "displayName": "Cyble Vision Alerts Suspicious Domain",
        "enabled": true,
        "entityMappings": [
          {
            "entityType": "DNS",
            "fieldMappings": [
              {
                "columnName": "Domain",
                "identifier": "DomainName"
              }
            ]
          }
        ],
        "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_Suspicious_Domain.yaml",
        "query": "Alerts_suspicious_domains \n| where Service == \"suspicious_domain\" \n| extend MappedSeverity = Severity\n",
        "queryFrequency": "PT30M",
        "queryPeriod": "PT30M",
        "severity": "Low",
        "status": "Available",
        "subTechniques": [],
        "suppressionDuration": "PT5H",
        "suppressionEnabled": false,
        "tactics": [
          "Reconnaissance"
        ],
        "techniques": [
          "T1595"
        ],
        "templateVersion": "1.0.0",
        "triggerOperator": "GreaterThan",
        "triggerThreshold": 0
      },
      "type": "Microsoft.OperationalInsights/workspaces/providers/alertRules"
    }
  ]
}