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
queryFrequency: 30m
eventGroupingSettings:
  aggregationKind: SingleAlert
requiredDataConnectors:
- connectorId: Authomize
  dataTypes:
  - Authomize_v2_CL
suppressionEnabled: false
incidentConfiguration:
  createIncident: true
  groupingConfiguration:
    groupByEntities: []
    reopenClosedIncident: false
    matchingMethod: AnyAlert
    groupByAlertDetails: []
    enabled: true
    lookbackDuration: 5h
    groupByCustomDetails: []
suppressionDuration: 5h
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
  | 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  
entityMappings:
- entityType: URL
  fieldMappings:
  - identifier: Url
    columnName: URL
relevantTechniques:
- T1098
name: IaaS policy not attached to any identity
description: The rule detects AWS policies that are not attached to any identities, meaning they can be deleted.
severity: Informational
queryPeriod: 30m
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.
  alertnameFormat: Alert from Authomize - IaaS policy not attached to any identity
  alertDynamicProperties:
  - value: URL
    alertProperty: AlertLink
  alertTactics: Tactics
  alertSeverity: Severity
triggerOperator: gt
customDetails:
  AuthomizeEventID: EventID
  EventName: Policy
  ReferencedURL: URL
  EventRecommendation: Recommendation
  EventDescription: Description
kind: Scheduled
status: Available
tactics:
- PrivilegeEscalation
- Persistence
id: 57bae0c4-50b7-4552-9de9-19dfecddbace
version: 1.0.3
triggerThreshold: 0
{
  "$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"
    }
  ]
}