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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

Registry Modification Via Regini.EXE

sigma-cli version

Backend

Format

Target Profile

Splunk

Splunk SPL & tstats data model queries

Format Mode

Default

Plain SPL queries

Conversion Output

Registry Modification Via Regini.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: Registry Modification Via Regini.EXE
id: 5f60740a-f57b-4e76-82a1-15b6ff2cb134
related:
    - id: 77946e79-97f1-45a2-84b4-f37b5c0d8682
      type: derived
status: test
description: Detects the execution of regini.exe which can be used to modify registry keys, the changes are imported from one or more text files.
references:
    - https://lolbas-project.github.io/lolbas/Binaries/Regini/
    - https://gist.github.com/api0cradle/cdd2d0d0ec9abb686f0e89306e277b8f
    - https://learn.microsoft.com/en-us/windows-server/administration/windows-commands/regini
author: Eli Salem, Sander Wiebing, oscd.community
date: 2020-10-08
modified: 2023-02-08
tags:
    - attack.persistence
    - attack.t1112
    - attack.defense-evasion
logsource:
    category: process_creation
    product: windows
detection:
    selection:
        - Image|endswith: '\regini.exe'
        - OriginalFileName: 'REGINI.EXE'
    filter:
        CommandLine|re: ':[^ \\]' # Covered in 77946e79-97f1-45a2-84b4-f37b5c0d8682
    condition: selection and not filter
falsepositives:
    - Legitimate modification of keys
level: low

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_regini_execution.yml