1Password - User account MFA settings changed

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

tactics:
- Persistence
- DefenseEvasion
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/
incidentConfiguration:
  createIncident: true
  groupingConfiguration:
    reopenClosedIncident: false
    lookbackDuration: 1h
    enabled: true
    matchingMethod: AllEntities
queryPeriod: 30m
severity: Medium
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/1Password/Analytics%20Rules/1Password%20-%20User%20account%20MFA%20settings%20changed.yaml
queryFrequency: 30m
kind: Scheduled
suppressionEnabled: false
id: 3c8140eb-e946-4bf2-8c61-03e4df56d400
triggerOperator: gt
relevantTechniques:
- T1556
suppressionDuration: 5h
triggerThreshold: 0
eventGroupingSettings:
  aggregationKind: SingleAlert
requiredDataConnectors:
- dataTypes:
  - OnePasswordEventLogs_CL
  connectorId: 1Password
version: 1.0.0
name: 1Password - User account MFA settings changed
entityMappings:
- entityType: Account
  fieldMappings:
  - columnName: ActorUsername
    identifier: FullName
- entityType: IP
  fieldMappings:
  - columnName: SrcIpAddr
    identifier: Address
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

{
  "$schema": "https://schema.management.azure.com/schemas/2019-04-01/deploymentTemplate.json#",
  "contentVersion": "1.0.0.0",
  "parameters": {
    "workspace": {
      "type": "String"
    }
  },
  "resources": [
    {
      "apiVersion": "2024-01-01-preview",
      "id": "[concat(resourceId('Microsoft.OperationalInsights/workspaces/providers', parameters('workspace'), 'Microsoft.SecurityInsights'),'/alertRules/3c8140eb-e946-4bf2-8c61-03e4df56d400')]",
      "kind": "Scheduled",
      "name": "[concat(parameters('workspace'),'/Microsoft.SecurityInsights/3c8140eb-e946-4bf2-8c61-03e4df56d400')]",
      "properties": {
        "alertRuleTemplateName": "3c8140eb-e946-4bf2-8c61-03e4df56d400",
        "customDetails": null,
        "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.\n\nRef: https://1password.com/\nRef: https://github.com/securehats/",
        "displayName": "1Password - User account MFA settings changed",
        "enabled": true,
        "entityMappings": [
          {
            "entityType": "Account",
            "fieldMappings": [
              {
                "columnName": "ActorUsername",
                "identifier": "FullName"
              }
            ]
          },
          {
            "entityType": "IP",
            "fieldMappings": [
              {
                "columnName": "SrcIpAddr",
                "identifier": "Address"
              }
            ]
          }
        ],
        "eventGroupingSettings": {
          "aggregationKind": "SingleAlert"
        },
        "incidentConfiguration": {
          "createIncident": true,
          "groupingConfiguration": {
            "enabled": true,
            "lookbackDuration": "PT1H",
            "matchingMethod": "AllEntities",
            "reopenClosedIncident": false
          }
        },
        "OriginalUri": "https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/1Password/Analytics%20Rules/1Password%20-%20User%20account%20MFA%20settings%20changed.yaml",
        "query": "OnePasswordEventLogs_CL\n| where log_source == \"auditevents\"\n| where action has_any(\"enblmfa\", \"updatmfa\", \"disblmfa\")\n| where object_type == \"user\"\n| extend\n    ActorUsername = actor_details.email\n    , SrcIpAddr = session.ip",
        "queryFrequency": "PT30M",
        "queryPeriod": "PT30M",
        "severity": "Medium",
        "subTechniques": [],
        "suppressionDuration": "PT5H",
        "suppressionEnabled": false,
        "tactics": [
          "DefenseEvasion",
          "Persistence"
        ],
        "techniques": [
          "T1556"
        ],
        "templateVersion": "1.0.0",
        "triggerOperator": "GreaterThan",
        "triggerThreshold": 0
      },
      "type": "Microsoft.OperationalInsights/workspaces/providers/alertRules"
    }
  ]
}