Back
Id99ca8956-5aad-4542-9fbc-8254182b424d
RulenameCyble Vision Alerts Postman API Exposure Detection
DescriptionDetects exposed Postman requests, collections or endpoints referencing monitored entities. Alerts analysts to possible API enumeration, leaked endpoints, or unintended exposure.
SeverityLow
TacticsReconnaissance
CredentialAccess
Exfiltration
TechniquesT1595
T1552
T1041
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_Postman.yaml
Version1.0.0
Arm template99ca8956-5aad-4542-9fbc-8254182b424d.json
Deploy To Azure
Alerts_postman  
| where Service == "postman"
| extend MappedSeverity = Severity
incidentConfiguration:
  alertDescriptionFormat: |
    A Postman API request referencing monitored entity {{KeywordName}} was discovered. Public Workspace {{PM_IsPublic}}. Developer {{PM_DevelopedBy}}. This may indicate exposed API endpoints, leaked request parameters or sensitive testing data.
  alertDisplayNameFormat: Exposed Postman API Request {{PM_Title}}
  alertDetailsOverride: 
  createIncident: true
  groupingConfiguration:
    matchingMethod: AllEntities
    enabled: false
    lookbackDuration: PT5H
    reopenClosedIncident: false
triggerOperator: GreaterThan
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Cyble%20Vision/Analytic%20Rules/Alerts_Postman.yaml
triggerThreshold: 0
id: 99ca8956-5aad-4542-9fbc-8254182b424d
kind: Scheduled
queryPeriod: 30m
version: 1.0.0
tactics:
- Reconnaissance
- CredentialAccess
- Exfiltration
relevantTechniques:
- T1595
- T1552
- T1041
queryfrequency: 30m
severity: Low
enabled: true
name: Cyble Vision Alerts Postman API Exposure Detection
requiredDataConnectors:
- connectorId: CybleVisionAlerts
  dataTypes:
  - CybleVisionAlerts_CL
entityMappings:
- entityType: Url
  fieldMappings:
  - identifier: Url
    columnName: PM_Url
- entityType: Host
  fieldMappings:
  - identifier: HostName
    columnName: KeywordName
description: |
  'Detects exposed Postman requests, collections or endpoints referencing monitored entities. Alerts analysts to possible API enumeration, leaked endpoints, or unintended exposure.'
eventGroupingSettings:
  aggregationKind: AlertPerResult
status: Available
query: |
  Alerts_postman  
  | where Service == "postman"
  | extend MappedSeverity = Severity
customDetails:
  MappedSeverity: Severity
  Status: Status
  PM_DevelopedByUrl: PM_DevelopedByUrl
  PM_PostmanKey: PM_PostmanKey
  PM_DevelopedBy: PM_DevelopedBy
  PM_Url: PM_Url
  PM_Category: PM_Category
  Service: Service
  AlertID: AlertID
  PM_Title: PM_Title
{
  "$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/99ca8956-5aad-4542-9fbc-8254182b424d')]",
      "kind": "Scheduled",
      "name": "[concat(parameters('workspace'),'/Microsoft.SecurityInsights/99ca8956-5aad-4542-9fbc-8254182b424d')]",
      "properties": {
        "alertRuleTemplateName": "99ca8956-5aad-4542-9fbc-8254182b424d",
        "customDetails": {
          "AlertID": "AlertID",
          "MappedSeverity": "Severity",
          "PM_Category": "PM_Category",
          "PM_DevelopedBy": "PM_DevelopedBy",
          "PM_DevelopedByUrl": "PM_DevelopedByUrl",
          "PM_PostmanKey": "PM_PostmanKey",
          "PM_Title": "PM_Title",
          "PM_Url": "PM_Url",
          "Service": "Service",
          "Status": "Status"
        },
        "description": "'Detects exposed Postman requests, collections or endpoints referencing monitored entities. Alerts analysts to possible API enumeration, leaked endpoints, or unintended exposure.'\n",
        "displayName": "Cyble Vision Alerts Postman API Exposure Detection",
        "enabled": true,
        "entityMappings": [
          {
            "entityType": "Url",
            "fieldMappings": [
              {
                "columnName": "PM_Url",
                "identifier": "Url"
              }
            ]
          },
          {
            "entityType": "Host",
            "fieldMappings": [
              {
                "columnName": "KeywordName",
                "identifier": "HostName"
              }
            ]
          }
        ],
        "eventGroupingSettings": {
          "aggregationKind": "AlertPerResult"
        },
        "incidentConfiguration": {
          "alertDescriptionFormat": "A Postman API request referencing monitored entity {{KeywordName}} was discovered. Public Workspace {{PM_IsPublic}}. Developer {{PM_DevelopedBy}}. This may indicate exposed API endpoints, leaked request parameters or sensitive testing data.\n",
          "alertDetailsOverride": null,
          "alertDisplayNameFormat": "Exposed Postman API Request {{PM_Title}}",
          "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_Postman.yaml",
        "query": "Alerts_postman  \n| where Service == \"postman\"\n| extend MappedSeverity = Severity\n",
        "queryfrequency": "PT30M",
        "queryPeriod": "PT30M",
        "severity": "Low",
        "status": "Available",
        "subTechniques": [],
        "suppressionDuration": "PT1H",
        "suppressionEnabled": false,
        "tactics": [
          "CredentialAccess",
          "Exfiltration",
          "Reconnaissance"
        ],
        "techniques": [
          "T1041",
          "T1552",
          "T1595"
        ],
        "templateVersion": "1.0.0",
        "triggerOperator": "GreaterThan",
        "triggerThreshold": 0
      },
      "type": "Microsoft.OperationalInsights/workspaces/providers/alertRules"
    }
  ]
}