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.

Browse Rules Explore Ecosystem

Indexed Rules

3,707

Ready to search

Backends

Live from sigconverter.io

CLI Versions

Newest: 2.0.2

Translation Workspace

Shape the rule before it leaves Phoenix

Tune Translation

Active Rule

CVE-2021-21972 VSphere Exploitation

sigma-cli version

Backend

Format

Target Profile

Splunk

Splunk SPL & tstats data model queries

Format Mode

Default

Plain SPL queries

Conversion Output

CVE-2021-21972 VSphere Exploitation

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: CVE-2021-21972 VSphere Exploitation
id: 179ed852-0f9b-4009-93a7-68475910fd86
status: test
description: Detects the exploitation of VSphere Remote Code Execution vulnerability as described in CVE-2021-21972
references:
    - https://www.vmware.com/security/advisories/VMSA-2021-0002.html
    - https://f5.pm/go-59627.html
    - https://swarm.ptsecurity.com/unauth-rce-vmware
author: Bhabesh Raj
date: 2021-02-24
modified: 2023-01-02
tags:
    - attack.initial-access
    - attack.t1190
    - cve.2021-21972
    - detection.emerging-threats
logsource:
    category: webserver
detection:
    selection:
        cs-method: 'POST'
        cs-uri-query: '/ui/vropspluginui/rest/services/uploadova'
    condition: selection
falsepositives:
    - OVA uploads to your VSphere appliance
level: high

CLI command

Copy the exact command to reproduce this translation locally.

sigma convert --without-pipeline -t splunk -f default rules-emerging-threats/2021/Exploits/CVE-2021-21972/web_cve_2021_21972_vsphere_unauth_rce_exploit.yml