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.
Indexed Rules
3,707
Ready to search
Backends
17
Live from sigconverter.io
CLI Versions
10
Newest: 2.0.2
Translation Workspace
Shape the rule before it leaves Phoenix
Tune Translation
Active Rule
Potential Ransomware or Unauthorized MBR Tampering Via Bcdedit.EXE
Target Profile
Splunk
Splunk SPL & tstats data model queries
Format Mode
Default
Plain SPL queries
Conversion Output
Potential Ransomware or Unauthorized MBR Tampering Via Bcdedit.EXE
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: Potential Ransomware or Unauthorized MBR Tampering Via Bcdedit.EXE
id: c9fbe8e9-119d-40a6-9b59-dd58a5d84429
status: test
description: Detects potential malicious and unauthorized usage of bcdedit.exe
references:
- https://learn.microsoft.com/en-us/windows-hardware/drivers/devtest/bcdedit--set
- https://twitter.com/malwrhunterteam/status/1372536434125512712/photo/2
author: '@neu5ron'
date: 2019-02-07
modified: 2023-02-15
tags:
- attack.defense-evasion
- attack.t1070
- attack.persistence
- attack.t1542.003
logsource:
category: process_creation
product: windows
detection:
selection_img:
- Image|endswith: '\bcdedit.exe'
- OriginalFileName: 'bcdedit.exe'
selection_cli:
CommandLine|contains:
- 'delete'
- 'deletevalue'
- 'import'
- 'safeboot'
- 'network'
condition: all of selection_*
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_bcdedit_susp_execution.yml