1Password - Vault export prior to account suspension or deletion

let ruleFrequency = 1h;
let lookback = 14d;
let onePasswordVaultExportCheck =
    OnePasswordEventLogs_CL
    | where TimeGenerated between (ago(lookback) .. ago(now() - ago(ruleFrequency)))
    | where action == "export" and object_type == "vault"
;
OnePasswordEventLogs_CL
| where (action == "suspend" and object_type == "user") or (action == "delete" and object_type == "user")
| extend
    userUuid = tostring(object_details.uuid)
    , auditevents = bag_pack("action", action, "object_type", object_type)
| join (
    onePasswordVaultExportCheck
    | extend userUuid = tostring(actor_details.uuid)
    )
    on $left.userUuid == $right.userUuid
| extend
    TargetUsername = actor_details1.email
    , SrcIpAddr = session1.ip_address
| project
    TimeGenerated
    , auditevents
    , actor_details
    , location_details = location
    , session_details = session
    , exported_vault = object_details
    , TargetUsername
    , SrcIpAddr

version: 1.0.0
queryPeriod: 14d
id: 51617533-cf51-4415-9020-b15bd47d69d2
OriginalUri: https://github.com/Azure/Azure-Sentinel/blob/master/Solutions/1Password/Analytics Rules/1Password - Vault export prior to account suspension or deletion.yaml
suppressionEnabled: false
triggerThreshold: 0
kind: Scheduled
severity: Medium
description: |-
  This will alert when a successful vault export has occurred within the last 14 days prior to an account being suspended or deleted from 1Password.

  Ref: https://1password.com/
  Ref: https://github.com/securehats/  
triggerOperator: gt
tactics:
- CredentialAccess
queryFrequency: 1h
suppressionDuration: 5h
query: |-
  let ruleFrequency = 1h;
  let lookback = 14d;
  let onePasswordVaultExportCheck =
      OnePasswordEventLogs_CL
      | where TimeGenerated between (ago(lookback) .. ago(now() - ago(ruleFrequency)))
      | where action == "export" and object_type == "vault"
  ;
  OnePasswordEventLogs_CL
  | where (action == "suspend" and object_type == "user") or (action == "delete" and object_type == "user")
  | extend
      userUuid = tostring(object_details.uuid)
      , auditevents = bag_pack("action", action, "object_type", object_type)
  | join (
      onePasswordVaultExportCheck
      | extend userUuid = tostring(actor_details.uuid)
      )
      on $left.userUuid == $right.userUuid
  | extend
      TargetUsername = actor_details1.email
      , SrcIpAddr = session1.ip_address
  | project
      TimeGenerated
      , auditevents
      , actor_details
      , location_details = location
      , session_details = session
      , exported_vault = object_details
      , TargetUsername
      , SrcIpAddr  
requiredDataConnectors:
- connectorId: 1Password
  dataTypes:
  - OnePasswordEventLogs_CL
incidentConfiguration:
  createIncident: true
  groupingConfiguration:
    enabled: true
    reopenClosedIncident: false
    matchingMethod: AllEntities
    lookbackDuration: 1h
relevantTechniques:
- T1555
eventGroupingSettings:
  aggregationKind: SingleAlert
name: 1Password - Vault export prior to account suspension or deletion
entityMappings:
- entityType: Account
  fieldMappings:
  - identifier: FullName
    columnName: TargetUsername
- entityType: IP
  fieldMappings:
  - identifier: Address
    columnName: SrcIpAddr

{
  "$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/51617533-cf51-4415-9020-b15bd47d69d2')]",
      "kind": "Scheduled",
      "name": "[concat(parameters('workspace'),'/Microsoft.SecurityInsights/51617533-cf51-4415-9020-b15bd47d69d2')]",
      "properties": {
        "alertRuleTemplateName": "51617533-cf51-4415-9020-b15bd47d69d2",
        "customDetails": null,
        "description": "This will alert when a successful vault export has occurred within the last 14 days prior to an account being suspended or deleted from 1Password.\n\nRef: https://1password.com/\nRef: https://github.com/securehats/",
        "displayName": "1Password - Vault export prior to account suspension or deletion",
        "enabled": true,
        "entityMappings": [
          {
            "entityType": "Account",
            "fieldMappings": [
              {
                "columnName": "TargetUsername",
                "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 - Vault export prior to account suspension or deletion.yaml",
        "query": "let ruleFrequency = 1h;\nlet lookback = 14d;\nlet onePasswordVaultExportCheck =\n    OnePasswordEventLogs_CL\n    | where TimeGenerated between (ago(lookback) .. ago(now() - ago(ruleFrequency)))\n    | where action == \"export\" and object_type == \"vault\"\n;\nOnePasswordEventLogs_CL\n| where (action == \"suspend\" and object_type == \"user\") or (action == \"delete\" and object_type == \"user\")\n| extend\n    userUuid = tostring(object_details.uuid)\n    , auditevents = bag_pack(\"action\", action, \"object_type\", object_type)\n| join (\n    onePasswordVaultExportCheck\n    | extend userUuid = tostring(actor_details.uuid)\n    )\n    on $left.userUuid == $right.userUuid\n| extend\n    TargetUsername = actor_details1.email\n    , SrcIpAddr = session1.ip_address\n| project\n    TimeGenerated\n    , auditevents\n    , actor_details\n    , location_details = location\n    , session_details = session\n    , exported_vault = object_details\n    , TargetUsername\n    , SrcIpAddr",
        "queryFrequency": "PT1H",
        "queryPeriod": "P14D",
        "severity": "Medium",
        "subTechniques": [],
        "suppressionDuration": "PT5H",
        "suppressionEnabled": false,
        "tactics": [
          "CredentialAccess"
        ],
        "techniques": [
          "T1555"
        ],
        "templateVersion": "1.0.0",
        "triggerOperator": "GreaterThan",
        "triggerThreshold": 0
      },
      "type": "Microsoft.OperationalInsights/workspaces/providers/alertRules"
    }
  ]
}