Phoenix Studio

Convert indexed Sigma rules into analyst-ready detections.

This studio is built around Phoenix's own rule corpus, not a blank editor. Search by title or rule id, choose a live sigma-cli backend, then reveal pipelines only when you actually need them.

Indexed Rules

3,707

Ready to search

Backends

17

Live from sigconverter.io

CLI Versions

10

Newest: 2.0.2

Translation Workspace

Shape the rule before it leaves Phoenix

Tune Translation

Active Rule

Sign-ins by Unknown Devices

Target Profile

Splunk

Splunk SPL & tstats data model queries

Format Mode

Default

Plain SPL queries

Conversion Output

Sign-ins by Unknown Devices

Using Splunk · Default · sigma-cli 2.0.2

Translation controls

Adjust the rule on the left, then regenerate when you want a fresh backend-native query.

BackendSplunkFormatDefaultVersion2.0.2
title: Sign-ins by Unknown Devices
id: 4d136857-6a1a-432a-82fc-5dd497ee5e7c
status: test
description: Monitor and alert for Sign-ins by unknown devices from non-Trusted locations.
references:
    - https://learn.microsoft.com/en-us/entra/architecture/security-operations-devices#non-compliant-device-sign-in
author: Michael Epping, '@mepples21'
date: 2022-06-28
modified: 2022-10-05
tags:
    - attack.privilege-escalation
    - attack.persistence
    - attack.initial-access
    - attack.defense-evasion
    - attack.t1078.004
logsource:
    product: azure
    service: signinlogs
detection:
    selection:
        AuthenticationRequirement: singleFactorAuthentication
        ResultType: 0
        NetworkLocationDetails: '[]'
        DeviceDetail.deviceId: ''
    condition: selection
falsepositives:
    - Unknown
level: low

CLI command

Copy the exact command to reproduce this translation locally.

sigma convert --without-pipeline -t splunk -f default rules/cloud/azure/signin_logs/azure_ad_sign_ins_from_unknown_devices.yml