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 RunAs-Like Flag Combination

Target Profile

Splunk

Splunk SPL & tstats data model queries

Format Mode

Default

Plain SPL queries

Conversion Output

Suspicious RunAs-Like Flag Combination

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 RunAs-Like Flag Combination
id: 50d66fb0-03f8-4da0-8add-84e77d12a020
status: test
description: Detects suspicious command line flags that let the user set a target user and command as e.g. seen in PsExec-like tools
references:
    - https://www.trendmicro.com/en_us/research/22/k/hack-the-real-box-apt41-new-subgroup-earth-longzhi.html
author: Florian Roth (Nextron Systems)
date: 2022-11-11
tags:
    - attack.privilege-escalation
logsource:
    category: process_creation
    product: windows
detection:
    selection_user:
        CommandLine|contains:
            - ' -u system '
            - ' --user system '
            - ' -u NT'
            - ' -u "NT'
            - " -u 'NT"
            - ' --system '
            - ' -u administrator '
    selection_command:
        CommandLine|contains:
            - ' -c cmd'
            - ' -c "cmd'
            - ' -c powershell'
            - ' -c "powershell'
            - ' --command cmd'
            - ' --command powershell'
            - ' -c whoami'
            - ' -c wscript'
            - ' -c cscript'
    condition: all of selection*
falsepositives:
    - Unknown
level: medium

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_susp_privilege_escalation_cli_patterns.yml