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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 local pySigma backend, then reveal pipelines only when you actually need them.

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Indexed Rules

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pySigma Versions

Newest: 1.3.3

Translation Workspace

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Active Rule

Potential Chrome Frame Helper DLL Sideloading

pySigma version

Backend

Format

Target Profile

Splunk

Splunk through pysigma-backend-splunk.

Format Mode

Default

Default pySigma output mode for this backend.

Conversion Output

Potential Chrome Frame Helper DLL Sideloading

Using Splunk · Default · pySigma 1.3.3

Translation controls

Adjust the rule on the left, then regenerate when you want a fresh backend-native query.

BackendSplunkFormatDefaultVersion1.3.3

title: Potential Chrome Frame Helper DLL Sideloading
id: 72ca7c75-bf85-45cd-aca7-255d360e423c
status: test
description: Detects potential DLL sideloading of "chrome_frame_helper.dll"
references:
    - https://hijacklibs.net/entries/3rd_party/google/chrome_frame_helper.html
author: Nasreddine Bencherchali (Nextron Systems), Wietze Beukema (project and research)
date: 2022-08-17
modified: 2023-05-15
tags:
    - attack.defense-evasion
    - attack.persistence
    - attack.privilege-escalation
    - attack.t1574.001
logsource:
    category: image_load
    product: windows
detection:
    selection:
        ImageLoaded|endswith: '\chrome_frame_helper.dll'
    filter_main_path:
        ImageLoaded|startswith:
            - 'C:\Program Files\Google\Chrome\Application\'
            - 'C:\Program Files (x86)\Google\Chrome\Application\'
    filter_optional_user_path:
        ImageLoaded|contains: '\AppData\local\Google\Chrome\Application\'
    condition: selection and not 1 of filter_main_* and not 1 of filter_optional_*
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/image_load/image_load_side_load_chrome_frame_helper.yml