IaaS policy not attached to any identity

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Id	57bae0c4-50b7-4552-9de9-19dfecddbace
Rulename	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
Tactics	PrivilegeEscalation Persistence
Techniques	T1098
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/IaaS_policy_not_attached_to_any_identity.yaml
Version	1.0.3
Arm template	57bae0c4-50b7-4552-9de9-19dfecddbace.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 "IaaS policy not attached to any identity"
| project  EventID, Policy, Severity, Description, Recommendation, URL, Category, Tactics

YAML

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

ARM