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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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Newest: 2.0.2

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Active Rule

Forest Blizzard APT - Process Creation Activity

sigma-cli version

Backend

Format

Target Profile

Splunk

Splunk SPL & tstats data model queries

Format Mode

Default

Plain SPL queries

Conversion Output

Forest Blizzard APT - Process Creation Activity

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: Forest Blizzard APT - Process Creation Activity
id: 07db928c-8632-488e-ac7d-3db847489175
status: experimental
description: |
    Detects the execution of specific processes and command line combination.
    These were seen being created by Forest Blizzard as described by MSFT.
references:
    - https://www.microsoft.com/en-us/security/blog/2024/04/22/analyzing-forest-blizzards-custom-post-compromise-tool-for-exploiting-cve-2022-38028-to-obtain-credentials/
author: Nasreddine Bencherchali (Nextron Systems)
date: 2024-04-23
modified: 2025-01-22
tags:
    - attack.defense-evasion
    - attack.execution
    - detection.emerging-threats
logsource:
    category: process_creation
    product: windows
detection:
    selection_hashes:
        Hashes|contains:
            - 'SHA256=6b311c0a977d21e772ac4e99762234da852bbf84293386fbe78622a96c0b052f'
            - 'SHA256=c60ead92cd376b689d1b4450f2578b36ea0bf64f3963cfa5546279fa4424c2a5'
    selection_schtasks_create:
        Image|endswith: '\schtasks.exe'
        CommandLine|contains|all:
            - 'Create'
            - '/RU'
            - 'SYSTEM'
            - '\Microsoft\Windows\WinSrv'
        CommandLine|contains:
            - 'servtask.bat'
            - 'execute.bat'
            - 'doit.bat'
    selection_schtasks_delete:
        Image|endswith: '\schtasks.exe'
        CommandLine|contains|all:
            - 'Delete'
            - '/F '
            - '\Microsoft\Windows\WinSrv'
    selection_powershell:
        CommandLine|contains|all:
            - 'Get-ChildItem'
            - '.save'
            - 'Compress-Archive -DestinationPath C:\ProgramData\'
    condition: 1 of selection_*
falsepositives:
    - Unknown
level: high

CLI command

Copy the exact command to reproduce this translation locally.

sigma convert --without-pipeline -t splunk -f default rules-emerging-threats/2024/TA/Forest-Blizzard/proc_creation_win_apt_forest_blizzard_activity.yml