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
Increased Failed Authentications Of Any Type
Target Profile
Splunk
Splunk SPL & tstats data model queries
Format Mode
Default
Plain SPL queries
Conversion Output
Increased Failed Authentications Of Any Type
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: Increased Failed Authentications Of Any Type
id: e1d02b53-c03c-4948-b11d-4d00cca49d03
status: test
description: Detects when sign-ins increased by 10% or greater.
references:
- https://learn.microsoft.com/en-us/entra/architecture/security-operations-user-accounts#monitoring-for-failed-unusual-sign-ins
author: Mark Morowczynski '@markmorow', MikeDuddington, '@dudders1'
date: 2022-08-11
tags:
- attack.privilege-escalation
- attack.persistence
- attack.initial-access
- attack.defense-evasion
- attack.t1078
logsource:
product: azure
service: signinlogs
detection:
selection:
Status: failure
Count: "<10%"
condition: selection
falsepositives:
- Unlikely
level: medium
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_auth_failure_increase.yml