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
Network Connection Initiated From Users\Public Folder
Target Profile
Splunk
Splunk SPL & tstats data model queries
Format Mode
Default
Plain SPL queries
Conversion Output
Network Connection Initiated From Users\Public Folder
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: Network Connection Initiated From Users\Public Folder
id: bcb03938-9f8b-487d-8d86-e480691e1d71
related:
- id: 7b434893-c57d-4f41-908d-6a17bf1ae98f
type: derived
status: test
description: |
Detects a network connection initiated from a process located in the "C:\Users\Public" folder.
Attacker are known to drop their malicious payloads and malware in this directory as its writable by everyone.
Use this rule to hunt for potential suspicious or uncommon activity in your environement.
references:
- https://docs.google.com/spreadsheets/d/17pSTDNpa0sf6pHeRhusvWG6rThciE8CsXTSlDUAZDyo
author: Florian Roth (Nextron Systems)
date: 2024-05-31
tags:
- attack.command-and-control
- attack.t1105
- detection.threat-hunting
logsource:
category: network_connection
product: windows
detection:
selection:
Initiated: 'true'
Image|contains: ':\Users\Public\'
filter_optional_ibm:
Image|contains: ':\Users\Public\IBM\ClientSolutions\Start_Programs\' # IBM Client Solutions Default Location (Added by Tim Shelton - https://github.com/SigmaHQ/sigma/pull/3053/files)
condition: selection and not 1 of filter_optional_*
falsepositives:
- Likely from legitimate third party application that execute from the "Public" directory.
level: medium
CLI command
Copy the exact command to reproduce this translation locally.
sigma convert --without-pipeline -t splunk -f default rules-threat-hunting/windows/network_connection/net_connection_win_susp_initaited_public_folder.yml