1Password - User account MFA settings changed

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Id	3c8140eb-e946-4bf2-8c61-03e4df56d400
Rulename	1Password - User account MFA settings changed
Description	This will alert when a user creates, updates, or disables the user account MFA settings. Once this analytics rule is triggered it will group all related future alerts for upto an hour when all related entities are the same. Ref: https://1password.com/ Ref: https://github.com/securehats/
Severity	Medium
Tactics	Persistence DefenseEvasion
Techniques	T1556
Required data connectors	1Password
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/1Password/Analytics Rules/1Password - User account MFA settings changed.yaml
Version	1.0.0
Arm template	3c8140eb-e946-4bf2-8c61-03e4df56d400.json

KQL

OnePasswordEventLogs_CL
| where log_source == "auditevents"
| where action has_any("enblmfa", "updatmfa", "disblmfa")
| where object_type == "user"
| extend
    ActorUsername = actor_details.email
    , SrcIpAddr = session.ip

YAML

entityMappings:
- entityType: Account
  fieldMappings:
  - columnName: ActorUsername
    identifier: FullName
- entityType: IP
  fieldMappings:
  - columnName: SrcIpAddr
    identifier: Address
description: |-
  This will alert when a user creates, updates, or disables the user account MFA settings. Once this analytics rule is triggered it will group all related future alerts for upto an hour when all related entities are the same.

  Ref: https://1password.com/
  Ref: https://github.com/securehats/  
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/1Password/Analytics Rules/1Password - User account MFA settings changed.yaml
requiredDataConnectors:
- dataTypes:
  - OnePasswordEventLogs_CL
  connectorId: 1Password
eventGroupingSettings:
  aggregationKind: SingleAlert
query: |-
  OnePasswordEventLogs_CL
  | where log_source == "auditevents"
  | where action has_any("enblmfa", "updatmfa", "disblmfa")
  | where object_type == "user"
  | extend
      ActorUsername = actor_details.email
      , SrcIpAddr = session.ip  
triggerThreshold: 0
name: 1Password - User account MFA settings changed
relevantTechniques:
- T1556
suppressionDuration: 5h
incidentConfiguration:
  groupingConfiguration:
    reopenClosedIncident: false
    enabled: true
    matchingMethod: AllEntities
    lookbackDuration: 1h
  createIncident: true
tactics:
- Persistence
- DefenseEvasion
queryPeriod: 30m
severity: Medium
kind: Scheduled
suppressionEnabled: false
queryFrequency: 30m
id: 3c8140eb-e946-4bf2-8c61-03e4df56d400
version: 1.0.0
triggerOperator: gt

ARM