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
Cab File Extraction Via Wusa.EXE
Target Profile
Splunk
Splunk SPL & tstats data model queries
Format Mode
Default
Plain SPL queries
Conversion Output
Cab File Extraction Via Wusa.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: Cab File Extraction Via Wusa.EXE
id: 59b39960-5f9d-4a49-9cef-1e4d2c1d0cb9
related:
- id: c74c0390-3e20-41fd-a69a-128f0275a5ea
type: derived
status: test
description: |
Detects execution of the "wusa.exe" (Windows Update Standalone Installer) utility to extract cab using the "/extract" argument that is no longer supported.
references:
- https://web.archive.org/web/20180331144337/https://www.fireeye.com/blog/threat-research/2018/03/sanny-malware-delivery-method-updated-in-recently-observed-attacks.html
author: Nasreddine Bencherchali (Nextron Systems)
date: 2022-08-04
modified: 2024-08-15
tags:
- attack.execution
- detection.threat-hunting
logsource:
category: process_creation
product: windows
detection:
selection:
Image|endswith: '\wusa.exe'
CommandLine|contains: '/extract:'
condition: selection
falsepositives:
- The "extract" flag still works on older 'wusa.exe' versions, which could be a legitimate use (monitor the path of the cab being extracted)
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/process_creation/proc_creation_win_wusa_cab_files_extraction.yml