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
User State Changed From Guest To Member
Target Profile
Splunk
Splunk SPL & tstats data model queries
Format Mode
Default
Plain SPL queries
Conversion Output
User State Changed From Guest To Member
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: User State Changed From Guest To Member
id: 8dee7a0d-43fd-4b3c-8cd1-605e189d195e
status: test
description: Detects the change of user type from "Guest" to "Member" for potential elevation of privilege.
references:
- https://learn.microsoft.com/en-gb/entra/architecture/security-operations-user-accounts#monitoring-external-user-sign-ins
author: MikeDuddington, '@dudders1'
date: 2022-06-30
tags:
- attack.persistence
- attack.defense-evasion
- attack.privilege-escalation
- attack.initial-access
- attack.t1078.004
logsource:
product: azure
service: auditlogs
detection:
selection:
Category: 'UserManagement'
OperationName: 'Update user'
properties.message: '"displayName":"UserType","oldValue":"[\"Guest\"]","newValue":"[\"Member\"]"'
condition: selection
falsepositives:
- If this was approved by System Administrator.
level: medium
CLI command
Copy the exact command to reproduce this translation locally.
sigma convert --without-pipeline -t splunk -f default rules/cloud/azure/audit_logs/azure_guest_to_member.yml