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

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

{
  "$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 Rules/1Password - User account MFA settings changed.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"
    }
  ]
}