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
Small Sieve Malware CommandLine Indicator
Target Profile
Splunk
Splunk SPL & tstats data model queries
Format Mode
Default
Plain SPL queries
Conversion Output
Small Sieve Malware CommandLine Indicator
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: Small Sieve Malware CommandLine Indicator
id: 21117127-21c8-437a-ae03-4b51e5a8a088
status: test
description: Detects specific command line argument being passed to a binary as seen being used by the malware Small Sieve.
references:
- https://www.ncsc.gov.uk/static-assets/documents/malware-analysis-reports/small-sieve/NCSC-MAR-Small-Sieve.pdf
author: Nasreddine Bencherchali (Nextron Systems)
date: 2023-05-19
tags:
- attack.privilege-escalation
- attack.defense-evasion
- attack.persistence
- attack.t1574.001
- detection.emerging-threats
logsource:
product: windows
category: process_creation
detection:
selection:
CommandLine|endswith: '.exe Platypus'
condition: selection
falsepositives:
- Unlikely
level: high
CLI command
Copy the exact command to reproduce this translation locally.
sigma convert --without-pipeline -t splunk -f default rules-emerging-threats/2021/Malware/Small-Sieve/proc_creation_win_malware_small_sieve_cli_arg.yml