Oracle - Private IP in URL

OracleWebLogicServerEvent
| where isnotempty(UrlOriginal)
| where UrlOriginal matches regex @'(10\.\d{1,3}\.\d{1,3}\.\d{1,3})|(172\.1[6-9]\.\d{1,3}\.\d{1,3})|(172\.2[0-9]\.\d{1,3}\.\d{1,3})|(172\.3[0-1]\.\d{1,3}\.\d{1,3})|(192\.168\.\d{1,3}\.\d{1,3})'
| extend IPCustomEntity = SrcIpAddr, UrlCustomEntity = UrlOriginal

kind: Scheduled
relevantTechniques:
- T1190
- T1133
description: |
    'Detects requests to unusual URL'
queryPeriod: 1h
queryFrequency: 1h
tactics:
- InitialAccess
name: Oracle - Private IP in URL
requiredDataConnectors:
- connectorId: OracleWebLogicServer
  dataTypes:
  - OracleWebLogicServerEvent
- connectorId: CustomLogsAma
  dataTypes:
  - OracleWebLogicServer_CL
entityMappings:
- entityType: URL
  fieldMappings:
  - identifier: Url
    columnName: UrlCustomEntity
- entityType: IP
  fieldMappings:
  - identifier: Address
    columnName: IPCustomEntity
triggerThreshold: 0
version: 1.0.2
id: 153ce6d8-5740-11ec-bf63-0242ac130002
query: |
  OracleWebLogicServerEvent
  | where isnotempty(UrlOriginal)
  | where UrlOriginal matches regex @'(10\.\d{1,3}\.\d{1,3}\.\d{1,3})|(172\.1[6-9]\.\d{1,3}\.\d{1,3})|(172\.2[0-9]\.\d{1,3}\.\d{1,3})|(172\.3[0-1]\.\d{1,3}\.\d{1,3})|(192\.168\.\d{1,3}\.\d{1,3})'
  | extend IPCustomEntity = SrcIpAddr, UrlCustomEntity = UrlOriginal  
status: Available
triggerOperator: gt
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/OracleWebLogicServer/Analytic Rules/OracleWebLogicPrivateIpInUrl.yaml
severity: Medium

{
  "$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/153ce6d8-5740-11ec-bf63-0242ac130002')]",
      "kind": "Scheduled",
      "name": "[concat(parameters('workspace'),'/Microsoft.SecurityInsights/153ce6d8-5740-11ec-bf63-0242ac130002')]",
      "properties": {
        "alertRuleTemplateName": "153ce6d8-5740-11ec-bf63-0242ac130002",
        "customDetails": null,
        "description": "'Detects requests to unusual URL'\n",
        "displayName": "Oracle - Private IP in URL",
        "enabled": true,
        "entityMappings": [
          {
            "entityType": "URL",
            "fieldMappings": [
              {
                "columnName": "UrlCustomEntity",
                "identifier": "Url"
              }
            ]
          },
          {
            "entityType": "IP",
            "fieldMappings": [
              {
                "columnName": "IPCustomEntity",
                "identifier": "Address"
              }
            ]
          }
        ],
        "OriginalUri": "https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/OracleWebLogicServer/Analytic Rules/OracleWebLogicPrivateIpInUrl.yaml",
        "query": "OracleWebLogicServerEvent\n| where isnotempty(UrlOriginal)\n| where UrlOriginal matches regex @'(10\\.\\d{1,3}\\.\\d{1,3}\\.\\d{1,3})|(172\\.1[6-9]\\.\\d{1,3}\\.\\d{1,3})|(172\\.2[0-9]\\.\\d{1,3}\\.\\d{1,3})|(172\\.3[0-1]\\.\\d{1,3}\\.\\d{1,3})|(192\\.168\\.\\d{1,3}\\.\\d{1,3})'\n| extend IPCustomEntity = SrcIpAddr, UrlCustomEntity = UrlOriginal\n",
        "queryFrequency": "PT1H",
        "queryPeriod": "PT1H",
        "severity": "Medium",
        "status": "Available",
        "subTechniques": [],
        "suppressionDuration": "PT1H",
        "suppressionEnabled": false,
        "tactics": [
          "InitialAccess"
        ],
        "techniques": [
          "T1133",
          "T1190"
        ],
        "templateVersion": "1.0.2",
        "triggerOperator": "GreaterThan",
        "triggerThreshold": 0
      },
      "type": "Microsoft.OperationalInsights/workspaces/providers/alertRules"
    }
  ]
}