AWS Security Hub - Detect SSM documents public sharing enabled

AWSSecurityHubFindings
| where RecordState == "ACTIVE" and ComplianceStatus == "FAILED"
| where tostring(AwsSecurityFindingGeneratorId) == "security-control/SSM.7"
      or tostring(ComplianceSecurityControlId) == "SSM.7"
| summarize TimeGenerated = max(TimeGenerated)
    by AwsAccountId, AwsRegion, AwsSecurityFindingTitle, AwsSecurityFindingDescription,
       AwsSecurityFindingId, ComplianceSecurityControlId

name: AWS Security Hub - Detect SSM documents public sharing enabled
kind: Scheduled
id: 0aa20f8c-b8e4-4a34-a5b8-8b2d9dd7d1c2
requiredDataConnectors:
- connectorId: AWSSecurityHub
  dataTypes:
  - AWSSecurityHubFindings
severity: High
triggerThreshold: 0
version: 1.0.0
description: |
  This query detects AWS accounts where public sharing is enabled, using AWS Security Hub control SSM.7 findings.
  Allowing public sharing of SSM documents can expose automation content and enable unauthorized execution or tampering.  
relevantTechniques:
- T1059
alertDetailsOverride:
  alertDisplayNameFormat: AWS Account {{AwsAccountId}} SSM documents public sharing enabled
  alertDescriptionFormat: AWS Account {{AwsAccountId}} has SSM documents with public sharing enabled. Disable public sharing setting to prevent unintended exposure of automation documents.
tags:
- AWS Foundational Security Best Practices v1.0.0
queryPeriod: 1h
tactics:
- Execution
customDetails:
  FindingId: AwsSecurityFindingId
  Region: AwsRegion
  ComplianceControlId: ComplianceSecurityControlId
queryFrequency: 1h
entityMappings:
- fieldMappings:
  - identifier: Name
    columnName: AwsAccountId
  - identifier: CloudAppAccountId
    columnName: AwsAccountId
  entityType: Account
status: Available
triggerOperator: gt
query: |
  AWSSecurityHubFindings
  | where RecordState == "ACTIVE" and ComplianceStatus == "FAILED"
  | where tostring(AwsSecurityFindingGeneratorId) == "security-control/SSM.7"
        or tostring(ComplianceSecurityControlId) == "SSM.7"
  | summarize TimeGenerated = max(TimeGenerated)
      by AwsAccountId, AwsRegion, AwsSecurityFindingTitle, AwsSecurityFindingDescription,
         AwsSecurityFindingId, ComplianceSecurityControlId  
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/AWS Security Hub/Analytic Rules/SSMDocumentsPublicSharingEnabled.yaml

{
  "$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/0aa20f8c-b8e4-4a34-a5b8-8b2d9dd7d1c2')]",
      "kind": "Scheduled",
      "name": "[concat(parameters('workspace'),'/Microsoft.SecurityInsights/0aa20f8c-b8e4-4a34-a5b8-8b2d9dd7d1c2')]",
      "properties": {
        "alertDetailsOverride": {
          "alertDescriptionFormat": "AWS Account {{AwsAccountId}} has SSM documents with public sharing enabled. Disable public sharing setting to prevent unintended exposure of automation documents.",
          "alertDisplayNameFormat": "AWS Account {{AwsAccountId}} SSM documents public sharing enabled"
        },
        "alertRuleTemplateName": "0aa20f8c-b8e4-4a34-a5b8-8b2d9dd7d1c2",
        "customDetails": {
          "ComplianceControlId": "ComplianceSecurityControlId",
          "FindingId": "AwsSecurityFindingId",
          "Region": "AwsRegion"
        },
        "description": "This query detects AWS accounts where public sharing is enabled, using AWS Security Hub control SSM.7 findings.\nAllowing public sharing of SSM documents can expose automation content and enable unauthorized execution or tampering.\n",
        "displayName": "AWS Security Hub - Detect SSM documents public sharing enabled",
        "enabled": true,
        "entityMappings": [
          {
            "entityType": "Account",
            "fieldMappings": [
              {
                "columnName": "AwsAccountId",
                "identifier": "Name"
              },
              {
                "columnName": "AwsAccountId",
                "identifier": "CloudAppAccountId"
              }
            ]
          }
        ],
        "OriginalUri": "https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/AWS Security Hub/Analytic Rules/SSMDocumentsPublicSharingEnabled.yaml",
        "query": "AWSSecurityHubFindings\n| where RecordState == \"ACTIVE\" and ComplianceStatus == \"FAILED\"\n| where tostring(AwsSecurityFindingGeneratorId) == \"security-control/SSM.7\"\n      or tostring(ComplianceSecurityControlId) == \"SSM.7\"\n| summarize TimeGenerated = max(TimeGenerated)\n    by AwsAccountId, AwsRegion, AwsSecurityFindingTitle, AwsSecurityFindingDescription,\n       AwsSecurityFindingId, ComplianceSecurityControlId\n",
        "queryFrequency": "PT1H",
        "queryPeriod": "PT1H",
        "severity": "High",
        "status": "Available",
        "subTechniques": [],
        "suppressionDuration": "PT1H",
        "suppressionEnabled": false,
        "tactics": [
          "Execution"
        ],
        "tags": [
          "AWS Foundational Security Best Practices v1.0.0"
        ],
        "techniques": [
          "T1059"
        ],
        "templateVersion": "1.0.0",
        "triggerOperator": "GreaterThan",
        "triggerThreshold": 0
      },
      "type": "Microsoft.OperationalInsights/workspaces/providers/alertRules"
    }
  ]
}