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

HackTool - Rubeus Execution - ScriptBlock

Target Profile

Splunk

Splunk SPL & tstats data model queries

Format Mode

Default

Plain SPL queries

Conversion Output

HackTool - Rubeus Execution - ScriptBlock

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: HackTool - Rubeus Execution - ScriptBlock
id: 3245cd30-e015-40ff-a31d-5cadd5f377ec
related:
    - id: 7ec2c172-dceb-4c10-92c9-87c1881b7e18
      type: similar
status: test
description: Detects the execution of the hacktool Rubeus using specific command line flags
references:
    - https://blog.harmj0y.net/redteaming/from-kekeo-to-rubeus
    - https://m0chan.github.io/2019/07/31/How-To-Attack-Kerberos-101.html
    - https://github.com/GhostPack/Rubeus
author: Christian Burkard (Nextron Systems), Florian Roth (Nextron Systems)
date: 2023-04-27
tags:
    - attack.defense-evasion
    - attack.credential-access
    - attack.t1003
    - attack.t1558.003
    - attack.lateral-movement
    - attack.t1550.003
logsource:
    product: windows
    category: ps_script
    definition: 'Requirements: Script Block Logging must be enabled'
detection:
    selection:
        ScriptBlockText|contains:
            - 'asreproast '
            - 'dump /service:krbtgt '
            - 'dump /luid:0x'
            - 'kerberoast '
            - 'createnetonly /program:'
            - 'ptt /ticket:'
            - '/impersonateuser:'
            - 'renew /ticket:'
            - 'asktgt /user:'
            - 'harvest /interval:'
            - 's4u /user:'
            - 's4u /ticket:'
            - 'hash /password:'
            - 'golden /aes256:'
            - 'silver /user:'
    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/windows/powershell/powershell_script/posh_ps_hktl_rubeus.yml