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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CLI Versions

Newest: 2.0.2

Translation Workspace

Shape the rule before it leaves Phoenix

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Active Rule

Suspicious Schtasks Execution AppData Folder

sigma-cli version

Backend

Format

Target Profile

Splunk

Splunk SPL & tstats data model queries

Format Mode

Default

Plain SPL queries

Conversion Output

Suspicious Schtasks Execution AppData Folder

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: Suspicious Schtasks Execution AppData Folder
id: c5c00f49-b3f9-45a6-997e-cfdecc6e1967
status: test
description: 'Detects the creation of a schtask that executes a file from C:\Users\<USER>\AppData\Local'
references:
    - https://thedfirreport.com/2022/02/21/qbot-and-zerologon-lead-to-full-domain-compromise/
author: pH-T (Nextron Systems), Nasreddine Bencherchali (Nextron Systems)
date: 2022-03-15
modified: 2022-07-28
tags:
    - attack.privilege-escalation
    - attack.execution
    - attack.persistence
    - attack.t1053.005
    - attack.t1059.001
logsource:
    product: windows
    category: process_creation
detection:
    selection:
        Image|endswith: '\schtasks.exe'
        CommandLine|contains|all:
            - '/Create'
            - '/RU'
            - '/TR'
            - 'C:\Users\'
            - '\AppData\Local\'
        CommandLine|contains:
            - 'NT AUT' # This covers the usual NT AUTHORITY\SYSTEM
            - ' SYSTEM ' # SYSTEM is a valid value for schtasks hence it gets it's own value with space
    filter:
        # FP from test set in SIGMA
        ParentImage|contains|all:
            - '\AppData\Local\Temp\'
            - 'TeamViewer_.exe'
        Image|endswith: '\schtasks.exe'
        CommandLine|contains: '/TN TVInstallRestore'
    condition: selection and not filter
falsepositives:
    - Unknown
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_schtasks_appdata_local_system.yml