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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.

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Indexed Rules

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Backends

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CLI Versions

Newest: 2.0.2

Translation Workspace

Shape the rule before it leaves Phoenix

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Active Rule

Security Service Disabled Via Reg.EXE

sigma-cli version

Backend

Format

Target Profile

Splunk

Splunk SPL & tstats data model queries

Format Mode

Default

Plain SPL queries

Conversion Output

Security Service Disabled Via Reg.EXE

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: Security Service Disabled Via Reg.EXE
id: 5e95028c-5229-4214-afae-d653d573d0ec
status: test
description: Detects execution of "reg.exe" to disable security services such as Windows Defender.
references:
    - https://twitter.com/JohnLaTwC/status/1415295021041979392
    - https://github.com/gordonbay/Windows-On-Reins/blob/e587ac7a0407847865926d575e3c46f68cf7c68d/wor.ps1
    - https://vms.drweb.fr/virus/?i=24144899
    - https://bidouillesecurity.com/disable-windows-defender-in-powershell/
author: Florian Roth (Nextron Systems), John Lambert (idea), elhoim
date: 2021-07-14
modified: 2023-06-05
tags:
    - attack.defense-evasion
    - attack.t1562.001
logsource:
    category: process_creation
    product: windows
detection:
    selection_reg_add:
        CommandLine|contains|all:
            - 'reg'
            - 'add'
    selection_cli_reg_start:
        CommandLine|contains|all:
            - 'd 4'
            - 'v Start'
        CommandLine|contains:
            - '\AppIDSvc'
            - '\MsMpSvc'
            - '\NisSrv'
            - '\SecurityHealthService'
            - '\Sense'
            - '\UsoSvc'
            - '\WdBoot'
            - '\WdFilter'
            - '\WdNisDrv'
            - '\WdNisSvc'
            - '\WinDefend'
            - '\wscsvc'
            - '\wuauserv'
    condition: all of 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/process_creation/proc_creation_win_reg_disable_sec_services.yml