1Password - Vault export

Severity: low
Time window: 1h
Source: github.com/Azure/Azure-Sentinel

This will alert when a successful vault export has occurred within 1Password. Ref: https://1password.com/ Ref: https://github.com/securehats/

MITRE ATT&CK coverage

Tactic	Techniques
Credential Access	`T1555` Credentials from Password Stores

Telemetry coverage

Platform	Record / event type
1Password	export
1Password	any: Sign-in attempt (catch-all)
1Password	vault-export: Export Vault

Rule body

id: dae4c601-51c9-47f5-83d3-e6eaef929cf6
name: 1Password - Vault export
version: 1.0.0
kind: Scheduled
description: |-
  This will alert when a successful vault export has occurred within 1Password.
  Ref: https://1password.com/
  Ref: https://github.com/securehats/
severity: Low
requiredDataConnectors:
  - connectorId: 1Password
    dataTypes:
      - OnePasswordEventLogs_CL
queryFrequency: 1h
queryPeriod: 1h
triggerOperator: gt
triggerThreshold: 0
tactics:
- CredentialAccess
relevantTechniques:
- T1555
query: |-
  OnePasswordEventLogs_CL
  | where action == "export"
  | where object_type == "vault"
  | extend
      TargetUsername = actor_details.email
      , SrcIpAddr = session.ip
suppressionEnabled: false
incidentConfiguration:
  createIncident: true
  groupingConfiguration:
    enabled: true
    reopenClosedIncident: false
    lookbackDuration: 1h
    matchingMethod: AllEntities
suppressionDuration: 1h
eventGroupingSettings:
  aggregationKind: SingleAlert
entityMappings:
- entityType: Account
  fieldMappings:
  - identifier: FullName
    columnName: TargetUsername
- entityType: IP
  fieldMappings:
  - identifier: Address
    columnName: SrcIpAddr

Stages and Predicates

Stage 1: `source`

OnePasswordEventLogs_CL

Stage 2: `where`

| where action == "export"

Stage 3: `where`

| where object_type == "vault"

Stage 4: `extend`

| extend
    TargetUsername = actor_details.email
    , SrcIpAddr = session.ip

Indicators

These rows show field, operator, and value matches.

Field	Kind	Values	Search
`action`	eq	`export`	`field:"action" kind:eq value:"export"`
`object_type`	eq	`vault`	`field:"object_type" kind:eq value:"vault"`

Output fields

These fields are emitted when the rule matches.

Field	Source
`SrcIpAddr`	`extend`
`TargetUsername`	`extend`