1Password - Disable MFA factor or type for all user accounts

Back


Id	92ab0938-1e7c-4671-9810-392e8b9714da
Rulename	1Password - Disable MFA factor or type for all user accounts
Description	This will alert when the MFA factor or type for all user accounts are disabled. 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	High
Tactics	DefenseEvasion
Techniques	T1556
Required data connectors	1Password
Kind	Scheduled
Query frequency	5m
Query period	5m
Trigger threshold	0
Trigger operator	gt
Source Uri	https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/1Password/Analytics Rules/1Password - Disable MFA factor or type for all user accounts.yaml
Version	1.0.0
Arm template	92ab0938-1e7c-4671-9810-392e8b9714da.json

KQL

OnePasswordEventLogs_CL
| where log_source == "auditevents"
| where action == "disblmfa"
| where object_type == "account"
| extend
    ActorUsername = actor_details.email
    , SrcIpAddr = session.ip

YAML

description: |-
  This will alert when the MFA factor or type for all user accounts are disabled. 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/  
tactics:
- DefenseEvasion
suppressionEnabled: false
suppressionDuration: 5h
requiredDataConnectors:
- dataTypes:
  - OnePasswordEventLogs_CL
  connectorId: 1Password
incidentConfiguration:
  groupingConfiguration:
    enabled: true
    lookbackDuration: 1h
    reopenClosedIncident: false
    matchingMethod: AllEntities
  createIncident: true
id: 92ab0938-1e7c-4671-9810-392e8b9714da
severity: High
eventGroupingSettings:
  aggregationKind: SingleAlert
query: |-
  OnePasswordEventLogs_CL
  | where log_source == "auditevents"
  | where action == "disblmfa"
  | where object_type == "account"
  | extend
      ActorUsername = actor_details.email
      , SrcIpAddr = session.ip  
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/1Password/Analytics Rules/1Password - Disable MFA factor or type for all user accounts.yaml
kind: Scheduled
queryPeriod: 5m
name: 1Password - Disable MFA factor or type for all user accounts
queryFrequency: 5m
triggerThreshold: 0
relevantTechniques:
- T1556
version: 1.0.0
entityMappings:
- entityType: Account
  fieldMappings:
  - identifier: FullName
    columnName: ActorUsername
- entityType: IP
  fieldMappings:
  - identifier: Address
    columnName: SrcIpAddr
triggerOperator: gt

ARM