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

Potential RDP Tunneling Via Plink

Target Profile

Splunk

Splunk SPL & tstats data model queries

Format Mode

Default

Plain SPL queries

Conversion Output

Potential RDP Tunneling Via Plink

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: Potential RDP Tunneling Via Plink
id: f38ce0b9-5e97-4b47-a211-7dc8d8b871da
related:
    - id: f7d7ebd5-a016-46e2-9c54-f9932f2d386d # ssh.exe
      type: similar
status: test
description: Execution of plink to perform data exfiltration and tunneling
references:
    - https://www.microsoft.com/security/blog/2022/07/26/malicious-iis-extensions-quietly-open-persistent-backdoors-into-servers/
author: Florian Roth (Nextron Systems)
date: 2022-08-04
modified: 2023-01-27
tags:
    - attack.command-and-control
    - attack.t1572
logsource:
    category: process_creation
    product: windows
detection:
    selection_a:
        Image|endswith: '\plink.exe'
        CommandLine|contains: ':127.0.0.1:3389'
    selection_b1:
        Image|endswith: '\plink.exe'
        CommandLine|contains: ':3389'
    selection_b2:
        CommandLine|contains:
            - ' -P 443'
            - ' -P 22'
    condition: selection_a or all of selection_b*
falsepositives:
    - Unknown
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_plink_susp_tunneling.yml