Access to AWS without MFA

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Id	48a9478b-440a-4330-b42c-94bd84dc904c
Rulename	Access to AWS without MFA
Description	This detects users with access to AWS (IAM or Federated via Okta) without enabled MFA. This is a default definition by Authomize and can be updated using the edit modal.
Severity	Medium
Tactics	InitialAccess
Techniques	T1078
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/Access_to_AWS_without_MFA.yaml
Version	1.0.2
Arm template	48a9478b-440a-4330-b42c-94bd84dc904c.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 "Access to AWS without MFA"
| project  EventID, Policy, Severity, Description, Recommendation, URL, Category, Tactics

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 "Access to AWS without MFA"
  | project  EventID, Policy, Severity, Description, Recommendation, URL, Category, Tactics  
entityMappings:
- entityType: URL
  fieldMappings:
  - identifier: Url
    columnName: URL
queryFrequency: 30m
eventGroupingSettings:
  aggregationKind: SingleAlert
suppressionEnabled: false
version: 1.0.2
triggerOperator: gt
triggerThreshold: 0
requiredDataConnectors:
- connectorId: Authomize
  dataTypes:
  - Authomize_v2_CL
tactics:
- InitialAccess
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/Authomize/Analytic Rules/Access_to_AWS_without_MFA.yaml
customDetails:
  EventName: Policy
  AuthomizeEventID: EventID
  EventDescription: Description
  ReferencedURL: URL
  EventRecommendation: Recommendation
id: 48a9478b-440a-4330-b42c-94bd84dc904c
suppressionDuration: 5h
name: Access to AWS without MFA
severity: Medium
status: Available
relevantTechniques:
- T1078
queryPeriod: 30m
description: This detects users with access to AWS (IAM or Federated via Okta) without enabled MFA. This is a default definition by Authomize and can be updated using the edit modal.
kind: Scheduled
alertDetailsOverride:
  alertDescriptionFormat: |
        Refactor AWS policy based on activities in the last 60 days. This is a recommended update to IAM policy on AWS. Review the policy and apply it according to change control process. Authomize will have a recommended policy to be downloaded. See the URL for further details within the event details in your Authomize Tenant. 
  alertnameFormat: Alert from Authomize - Access to AWS without MFA
  alertDynamicProperties:
  - alertProperty: AlertLink
    value: URL
  alertSeverity: Severity
  alertTactics: Tactics
incidentConfiguration:
  groupingConfiguration:
    groupByCustomDetails: []
    lookbackDuration: 5h
    groupByEntities: []
    enabled: true
    matchingMethod: AnyAlert
    groupByAlertDetails: []
    reopenClosedIncident: false
  createIncident: true

ARM