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
PUA - Fast Reverse Proxy (FRP) Execution
Target Profile
Splunk
Splunk SPL & tstats data model queries
Format Mode
Default
Plain SPL queries
Conversion Output
PUA - Fast Reverse Proxy (FRP) Execution
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: PUA - Fast Reverse Proxy (FRP) Execution
id: 32410e29-5f94-4568-b6a3-d91a8adad863
status: test
description: Detects the use of Fast Reverse Proxy. frp is a fast reverse proxy to help you expose a local server behind a NAT or firewall to the Internet.
references:
- https://asec.ahnlab.com/en/38156/
- https://github.com/fatedier/frp
author: frack113, Florian Roth
date: 2022-09-02
modified: 2024-11-23
tags:
- attack.command-and-control
- attack.t1090
logsource:
category: process_creation
product: windows
detection:
selection_img:
Image|endswith:
- '\frpc.exe'
- '\frps.exe'
selection_cli:
CommandLine|contains: '\frpc.ini'
selection_hashes:
# v0.44.0
Hashes|contains:
- "MD5=7D9C233B8C9E3F0EA290D2B84593C842"
- "SHA1=06DDC9280E1F1810677935A2477012960905942F"
- "SHA256=57B0936B8D336D8E981C169466A15A5FD21A7D5A2C7DAF62D5E142EE860E387C"
condition: 1 of selection_*
falsepositives:
- Legitimate use
level: high
CLI command
Copy the exact command to reproduce this translation locally.
sigma convert --without-pipeline -t splunk -f default rules/windows/process_creation/proc_creation_win_pua_frp.yml