Privileged Machines Exposed to the Internet

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Id	72891de4-da70-44e4-9984-35fcea98d000
Rulename	Privileged Machines Exposed to the Internet
Description	These are AWS Ec2 machines that are exposed to the internet. You can further filter by tags so that you can, for example, find exposed machines that are also “privileged”.
Severity	High
Tactics	Discovery Impact
Techniques	T1580
Required data connectors	Authomize
Kind	Scheduled
Query frequency	30m
Query period	30m
Trigger threshold	0
Trigger operator	gt
Source Uri	https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Authomize/Analytic Rules/Privileged_Machines_Exposed_to_the_Internet.yaml
Version	1.0.2
Arm template	72891de4-da70-44e4-9984-35fcea98d000.json

KQL

Authomize_v2_CL
| where ingestion_time() >= ago(30m)
| extend EventID = id_s, Policy = policy_name_s, Severity = severity_s,Description = description_s,Recommendation = recommendation_s,URL = url_s,Tactics = tactics_s
| where Policy has "Privileged Machines Exposed to the Internet"
| project  EventID, Policy, Severity, Description, Recommendation, URL, Category, Tactics

YAML

alertDetailsOverride:
  alertDynamicProperties:
  - alertProperty: AlertLink
    value: URL
  alertSeverity: Severity
  alertnameFormat: Alert from Authomize - Privileged Machines Exposed to the Internet
  alertTactics: Tactics
  alertDescriptionFormat: Privileged Machines Exposed to the Internet. These are AWS Ec2 machines that are exposed to the internet. You can further filter by tags so that you can, for example, find exposed machines that are also "privileged".
requiredDataConnectors:
- connectorId: Authomize
  dataTypes:
  - Authomize_v2_CL
tactics:
- Discovery
- Impact
incidentConfiguration:
  createIncident: true
  groupingConfiguration:
    groupByEntities: []
    reopenClosedIncident: false
    groupByAlertDetails: []
    lookbackDuration: 5h
    enabled: true
    groupByCustomDetails: []
    matchingMethod: AnyAlert
description: These are AWS Ec2 machines that are exposed to the internet. You can further filter by tags so that you can, for example, find exposed machines that are also "privileged".
query: |-
  Authomize_v2_CL
  | where ingestion_time() >= ago(30m)
  | extend EventID = id_s, Policy = policy_name_s, Severity = severity_s,Description = description_s,Recommendation = recommendation_s,URL = url_s,Tactics = tactics_s
  | where Policy has "Privileged Machines Exposed to the Internet"
  | project  EventID, Policy, Severity, Description, Recommendation, URL, Category, Tactics  
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Authomize/Analytic Rules/Privileged_Machines_Exposed_to_the_Internet.yaml
id: 72891de4-da70-44e4-9984-35fcea98d000
triggerOperator: gt
eventGroupingSettings:
  aggregationKind: SingleAlert
relevantTechniques:
- T1580
customDetails:
  ReferencedURL: URL
  EventDescription: Description
  EventRecommendation: Recommendation
  EventName: Policy
  AuthomizeEventID: EventID
queryFrequency: 30m
severity: High
entityMappings:
- fieldMappings:
  - columnName: URL
    identifier: Url
  entityType: URL
name: Privileged Machines Exposed to the Internet
suppressionEnabled: false
suppressionDuration: 5h
queryPeriod: 30m
kind: Scheduled
triggerThreshold: 0
version: 1.0.2
status: Available

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/72891de4-da70-44e4-9984-35fcea98d000')]",
      "kind": "Scheduled",
      "name": "[concat(parameters('workspace'),'/Microsoft.SecurityInsights/72891de4-da70-44e4-9984-35fcea98d000')]",
      "properties": {
        "alertDetailsOverride": {
          "alertDescriptionFormat": "Privileged Machines Exposed to the Internet. These are AWS Ec2 machines that are exposed to the internet. You can further filter by tags so that you can, for example, find exposed machines that are also \"privileged\".",
          "alertDynamicProperties": [
            {
              "alertProperty": "AlertLink",
              "value": "URL"
            }
          ],
          "alertnameFormat": "Alert from Authomize - Privileged Machines Exposed to the Internet",
          "alertSeverity": "Severity",
          "alertTactics": "Tactics"
        },
        "alertRuleTemplateName": "72891de4-da70-44e4-9984-35fcea98d000",
        "customDetails": {
          "AuthomizeEventID": "EventID",
          "EventDescription": "Description",
          "EventName": "Policy",
          "EventRecommendation": "Recommendation",
          "ReferencedURL": "URL"
        },
        "description": "These are AWS Ec2 machines that are exposed to the internet. You can further filter by tags so that you can, for example, find exposed machines that are also \"privileged\".",
        "displayName": "Privileged Machines Exposed to the Internet",
        "enabled": true,
        "entityMappings": [
          {
            "entityType": "URL",
            "fieldMappings": [
              {
                "columnName": "URL",
                "identifier": "Url"
              }
            ]
          }
        ],
        "eventGroupingSettings": {
          "aggregationKind": "SingleAlert"
        },
        "incidentConfiguration": {
          "createIncident": true,
          "groupingConfiguration": {
            "enabled": true,
            "groupByAlertDetails": [],
            "groupByCustomDetails": [],
            "groupByEntities": [],
            "lookbackDuration": "PT5H",
            "matchingMethod": "AnyAlert",
            "reopenClosedIncident": false
          }
        },
        "OriginalUri": "https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Authomize/Analytic Rules/Privileged_Machines_Exposed_to_the_Internet.yaml",
        "query": "Authomize_v2_CL\n| where ingestion_time() >= ago(30m)\n| extend EventID = id_s, Policy = policy_name_s, Severity = severity_s,Description = description_s,Recommendation = recommendation_s,URL = url_s,Tactics = tactics_s\n| where Policy has \"Privileged Machines Exposed to the Internet\"\n| project  EventID, Policy, Severity, Description, Recommendation, URL, Category, Tactics",
        "queryFrequency": "PT30M",
        "queryPeriod": "PT30M",
        "severity": "High",
        "status": "Available",
        "subTechniques": [],
        "suppressionDuration": "PT5H",
        "suppressionEnabled": false,
        "tactics": [
          "Discovery",
          "Impact"
        ],
        "techniques": [
          "T1580"
        ],
        "templateVersion": "1.0.2",
        "triggerOperator": "GreaterThan",
        "triggerThreshold": 0
      },
      "type": "Microsoft.OperationalInsights/workspaces/providers/alertRules"
    }
  ]
}