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
Measurable Increase Of Successful Authentications
Target Profile
Splunk
Splunk SPL & tstats data model queries
Format Mode
Default
Plain SPL queries
Conversion Output
Measurable Increase Of Successful Authentications
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: Measurable Increase Of Successful Authentications
id: 67d5f8fc-8325-44e4-8f5f-7c0ac07cb5ae
status: test
description: Detects when successful sign-ins increased by 10% or greater.
references:
- https://learn.microsoft.com/en-us/entra/architecture/security-operations-user-accounts#monitoring-for-successful-unusual-sign-ins
author: Mark Morowczynski '@markmorow', MikeDuddington, '@dudders1', Tim Shelton
date: 2022-08-11
modified: 2022-08-18
tags:
- attack.privilege-escalation
- attack.persistence
- attack.initial-access
- attack.defense-evasion
- attack.t1078
logsource:
product: azure
service: signinlogs
detection:
selection:
Status: Success
Count: "<10%"
condition: selection
falsepositives:
- Increase of users in the environment
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_auth_sucess_increase.yml