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
Kerberos Network Traffic RC4 Ticket Encryption
Target Profile
Splunk
Splunk SPL & tstats data model queries
Format Mode
Default
Plain SPL queries
Conversion Output
Kerberos Network Traffic RC4 Ticket Encryption
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: Kerberos Network Traffic RC4 Ticket Encryption
id: 503fe26e-b5f2-4944-a126-eab405cc06e5
status: test
description: Detects kerberos TGS request using RC4 encryption which may be indicative of kerberoasting
references:
- https://adsecurity.org/?p=3458
author: sigma
date: 2020-02-12
modified: 2021-11-27
tags:
- attack.credential-access
- attack.t1558.003
logsource:
product: zeek
service: kerberos
detection:
selection:
request_type: 'TGS'
cipher: 'rc4-hmac'
computer_acct:
service|startswith: '$'
condition: selection and not computer_acct
falsepositives:
- Normal enterprise SPN requests activity
level: medium
CLI command
Copy the exact command to reproduce this translation locally.
sigma convert --without-pipeline -t splunk -f default rules/network/zeek/zeek_susp_kerberos_rc4.yml