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
UNC4841 - Download Compressed Files From Temp.sh Using Wget
Target Profile
Splunk
Splunk SPL & tstats data model queries
Format Mode
Default
Plain SPL queries
Conversion Output
UNC4841 - Download Compressed Files From Temp.sh Using Wget
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: UNC4841 - Download Compressed Files From Temp.sh Using Wget
id: 60d050c4-e253-4d9a-b673-5ac100cfddfb
status: test
description: Detects execution of "wget" to download a ".zip" or ".rar" files from "temp.sh". As seen used by UNC4841 during their Barracuda ESG zero day exploitation.
references:
- https://www.mandiant.com/resources/blog/barracuda-esg-exploited-globally
author: Nasreddine Bencherchali (Nextron Systems)
date: 2023-06-16
tags:
- attack.defense-evasion
- attack.t1140
- detection.emerging-threats
logsource:
product: linux
category: process_creation
detection:
selection:
Image|endswith: '/wget'
CommandLine|contains: 'https://temp.sh/'
CommandLine|endswith:
- '.rar'
- '.zip'
condition: selection
falsepositives:
- Unknown
level: high
CLI command
Copy the exact command to reproduce this translation locally.
sigma convert --without-pipeline -t splunk -f default rules-emerging-threats/2023/TA/UNC4841-Barracuda-ESG-Zero-Day-Exploitation/proc_creation_lnx_apt_unc4841_wget_download_compressed_file_tmep_sh.yml