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