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
File Download Using ProtocolHandler.exe
Target Profile
Splunk
Splunk SPL & tstats data model queries
Format Mode
Default
Plain SPL queries
Conversion Output
File Download Using ProtocolHandler.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: File Download Using ProtocolHandler.exe
id: 104cdb48-a7a8-4ca7-a453-32942c6e5dcb
status: test
description: |
Detects usage of "ProtocolHandler" to download files. Downloaded files will be located in the cache folder (for example - %LOCALAPPDATA%\Microsoft\Windows\INetCache\IE)
references:
- https://github.com/redcanaryco/atomic-red-team/blob/f339e7da7d05f6057fdfcdd3742bfcf365fee2a9/atomics/T1218/T1218.md
- https://lolbas-project.github.io/lolbas/OtherMSBinaries/ProtocolHandler/
author: frack113
date: 2021-07-13
modified: 2023-11-09
tags:
- attack.defense-evasion
- attack.t1218
logsource:
category: process_creation
product: windows
detection:
selection_img:
- Image|endswith: '\protocolhandler.exe'
- OriginalFileName: 'ProtocolHandler.exe'
selection_cli:
CommandLine|contains:
- 'ftp://'
- 'http://'
- 'https://'
condition: all of 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_protocolhandler_download.yml