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

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

ARM