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
Suspicious PowerShell Download
Target Profile
Splunk
Splunk SPL & tstats data model queries
Format Mode
Default
Plain SPL queries
Conversion Output
Suspicious PowerShell Download
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: Suspicious PowerShell Download
id: 3236fcd0-b7e3-4433-b4f8-86ad61a9af2d
related:
- id: 65531a81-a694-4e31-ae04-f8ba5bc33759
type: derived
status: test
description: Detects suspicious PowerShell download command
references:
- https://www.trendmicro.com/en_us/research/22/j/lv-ransomware-exploits-proxyshell-in-attack.html
author: Florian Roth (Nextron Systems)
date: 2017-03-05
modified: 2023-10-27
tags:
- attack.execution
- attack.t1059.001
logsource:
product: windows
category: ps_classic_start
detection:
selection_webclient:
Data|contains: 'Net.WebClient'
selection_download:
Data|contains:
- '.DownloadFile('
- '.DownloadString('
condition: all of selection_*
falsepositives:
- PowerShell scripts that download content from the Internet
level: medium
CLI command
Copy the exact command to reproduce this translation locally.
sigma convert --without-pipeline -t splunk -f default rules/windows/powershell/powershell_classic/posh_pc_susp_download.yml