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
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Active Rule
Add Potential Suspicious New Download Source To Winget
Target Profile
Splunk
Splunk SPL & tstats data model queries
Format Mode
Default
Plain SPL queries
Conversion Output
Add Potential Suspicious New Download Source To Winget
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: Add Potential Suspicious New Download Source To Winget
id: c15a46a0-07d4-4c87-b4b6-89207835a83b
related:
- id: 05ebafc8-7aa2-4bcd-a269-2aec93f9e842
type: similar
- id: 81a0ecb5-0a41-4ba1-b2ba-c944eb92bfa2
type: similar
status: test
description: Detects usage of winget to add new potentially suspicious download sources
references:
- https://learn.microsoft.com/en-us/windows/package-manager/winget/source
- https://github.com/nasbench/Misc-Research/tree/b9596e8109dcdb16ec353f316678927e507a5b8d/LOLBINs/Winget
author: Nasreddine Bencherchali (Nextron Systems)
date: 2023-04-17
modified: 2023-12-04
tags:
- attack.defense-evasion
- attack.execution
- attack.t1059
logsource:
category: process_creation
product: windows
detection:
selection_img:
- Image|endswith: '\winget.exe'
- OriginalFileName: 'winget.exe'
selection_cli:
CommandLine|contains|all:
- 'source '
- 'add '
selection_source_direct_ip:
# This is a best effort. A better way to handle this is to limit it via whitelist. Check Group Policy for more details
CommandLine|re: '://\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}'
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_winget_add_susp_custom_source.yml