Microsoft Sentinel Analytic Rules
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IaaS policy not attached to any identity

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Id57bae0c4-50b7-4552-9de9-19dfecddbace
RulenameIaaS policy not attached to any identity
DescriptionThe rule detects AWS policies that are not attached to any identities, meaning they can be deleted.
SeverityInformational
TacticsPrivilegeEscalation
Persistence
TechniquesT1098
Required data connectorsAuthomize
KindScheduled
Query frequency30m
Query period30m
Trigger threshold0
Trigger operatorgt
Source Urihttps://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Authomize/Analytic Rules/IaaS_policy_not_attached_to_any_identity.yaml
Version1.0.3
Arm template57bae0c4-50b7-4552-9de9-19dfecddbace.json
Deploy To Azure
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 "IaaS policy not attached to any identity"
| project  EventID, Policy, Severity, Description, Recommendation, URL, Category, Tactics
incidentConfiguration:
  createIncident: true
  groupingConfiguration:
    lookbackDuration: 5h
    enabled: true
    groupByEntities: []
    groupByCustomDetails: []
    groupByAlertDetails: []
    matchingMethod: AnyAlert
    reopenClosedIncident: false
id: 57bae0c4-50b7-4552-9de9-19dfecddbace
tactics:
- PrivilegeEscalation
- Persistence
queryPeriod: 30m
eventGroupingSettings:
  aggregationKind: SingleAlert
triggerThreshold: 0
name: IaaS policy not attached to any identity
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 "IaaS policy not attached to any identity"
  | project  EventID, Policy, Severity, Description, Recommendation, URL, Category, Tactics  
severity: Informational
customDetails:
  EventName: Policy
  EventDescription: Description
  AuthomizeEventID: EventID
  ReferencedURL: URL
  EventRecommendation: Recommendation
triggerOperator: gt
kind: Scheduled
suppressionDuration: 5h
relevantTechniques:
- T1098
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Authomize/Analytic Rules/IaaS_policy_not_attached_to_any_identity.yaml
suppressionEnabled: false
queryFrequency: 30m
requiredDataConnectors:
- connectorId: Authomize
  dataTypes:
  - Authomize_v2_CL
version: 1.0.3
description: The rule detects AWS policies that are not attached to any identities, meaning they can be deleted.
status: Available
alertDetailsOverride:
  alertDynamicProperties:
  - value: URL
    alertProperty: AlertLink
  alertSeverity: Severity
  alertTactics: Tactics
  alertnameFormat: Alert from Authomize - IaaS policy not attached to any identity
  alertDescriptionFormat: IaaS policy not attached to any identity. The rule detects 'IaaS policies' attached to a role that has not used them during the past X days. It is recommended to remove unused policies from identities to reduce risk.
entityMappings:
- fieldMappings:
  - columnName: URL
    identifier: Url
  entityType: URL
{
  "$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/57bae0c4-50b7-4552-9de9-19dfecddbace')]",
      "kind": "Scheduled",
      "name": "[concat(parameters('workspace'),'/Microsoft.SecurityInsights/57bae0c4-50b7-4552-9de9-19dfecddbace')]",
      "properties": {
        "alertDetailsOverride": {
          "alertDescriptionFormat": "IaaS policy not attached to any identity. The rule detects 'IaaS policies' attached to a role that has not used them during the past X days. It is recommended to remove unused policies from identities to reduce risk.",
          "alertDynamicProperties": [
            {
              "alertProperty": "AlertLink",
              "value": "URL"
            }
          ],
          "alertnameFormat": "Alert from Authomize - IaaS policy not attached to any identity",
          "alertSeverity": "Severity",
          "alertTactics": "Tactics"
        },
        "alertRuleTemplateName": "57bae0c4-50b7-4552-9de9-19dfecddbace",
        "customDetails": {
          "AuthomizeEventID": "EventID",
          "EventDescription": "Description",
          "EventName": "Policy",
          "EventRecommendation": "Recommendation",
          "ReferencedURL": "URL"
        },
        "description": "The rule detects AWS policies that are not attached to any identities, meaning they can be deleted.",
        "displayName": "IaaS policy not attached to any identity",
        "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/IaaS_policy_not_attached_to_any_identity.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 \"IaaS policy not attached to any identity\"\n| project  EventID, Policy, Severity, Description, Recommendation, URL, Category, Tactics",
        "queryFrequency": "PT30M",
        "queryPeriod": "PT30M",
        "severity": "Informational",
        "status": "Available",
        "subTechniques": [],
        "suppressionDuration": "PT5H",
        "suppressionEnabled": false,
        "tactics": [
          "Persistence",
          "PrivilegeEscalation"
        ],
        "techniques": [
          "T1098"
        ],
        "templateVersion": "1.0.3",
        "triggerOperator": "GreaterThan",
        "triggerThreshold": 0
      },
      "type": "Microsoft.OperationalInsights/workspaces/providers/alertRules"
    }
  ]
}