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.

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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

Potentially Suspicious Child Process Of ClickOnce Application

sigma-cli version

Backend

Format

Target Profile

Splunk

Splunk SPL & tstats data model queries

Format Mode

Default

Plain SPL queries

Conversion Output

Potentially Suspicious Child Process Of ClickOnce Application

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: Potentially Suspicious Child Process Of ClickOnce Application
id: 67bc0e75-c0a9-4cfc-8754-84a505b63c04
status: test
description: Detects potentially suspicious child processes of a ClickOnce deployment application
references:
    - https://posts.specterops.io/less-smartscreen-more-caffeine-ab-using-clickonce-for-trusted-code-execution-1446ea8051c5
author: Nasreddine Bencherchali (Nextron Systems)
date: 2023-06-12
tags:
    - attack.execution
    - attack.defense-evasion
logsource:
    category: process_creation
    product: windows
detection:
    selection:
        ParentImage|contains: '\AppData\Local\Apps\2.0\'
        Image|endswith:
            # Add more suspicious processes
            - '\calc.exe'
            - '\cmd.exe'
            - '\cscript.exe'
            - '\explorer.exe'
            - '\mshta.exe'
            - '\net.exe'
            - '\net1.exe'
            - '\nltest.exe'
            - '\notepad.exe'
            - '\powershell.exe'
            - '\pwsh.exe'
            - '\reg.exe'
            - '\regsvr32.exe'
            - '\rundll32.exe'
            - '\schtasks.exe'
            - '\werfault.exe'
            - '\wscript.exe'
    condition: selection
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/process_creation/proc_creation_win_dfsvc_suspicious_child_processes.yml