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
Suspicious Svchost Process Access
Target Profile
Splunk
Splunk SPL & tstats data model queries
Format Mode
Default
Plain SPL queries
Conversion Output
Suspicious Svchost Process Access
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: Suspicious Svchost Process Access
id: 166e9c50-8cd9-44af-815d-d1f0c0e90dde
status: test
description: Detects suspicious access to the "svchost" process such as that used by Invoke-Phantom to kill the thread of the Windows event logging service.
references:
- https://github.com/hlldz/Invoke-Phant0m
- https://twitter.com/timbmsft/status/900724491076214784
author: Tim Burrell
date: 2020-01-02
modified: 2023-01-30
tags:
- attack.defense-evasion
- attack.t1562.002
logsource:
category: process_access
product: windows
detection:
selection:
TargetImage|endswith: ':\Windows\System32\svchost.exe'
GrantedAccess: '0x1F3FFF'
CallTrace|contains: 'UNKNOWN'
filter_main_msbuild:
SourceImage|contains: ':\Program Files\Microsoft Visual Studio\'
SourceImage|endswith: '\MSBuild\Current\Bin\MSBuild.exe'
# Just to make sure it's "really" .NET :)
CallTrace|contains:
- 'Microsoft.Build.ni.dll'
- 'System.ni.dll'
condition: selection and not 1 of filter_main_*
falsepositives:
- Unknown
level: high
CLI command
Copy the exact command to reproduce this translation locally.
sigma convert --without-pipeline -t splunk -f default rules/windows/process_access/proc_access_win_svchost_susp_access_request.yml