Phoenix Studio
Convert indexed Sigma rules into analyst-ready detections.
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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
PUA - RunXCmd Execution
Target Profile
Splunk
Splunk SPL & tstats data model queries
Format Mode
Default
Plain SPL queries
Conversion Output
PUA - RunXCmd Execution
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: PUA - RunXCmd Execution
id: 93199800-b52a-4dec-b762-75212c196542
status: test
description: Detects the use of the RunXCmd tool to execute commands with System or TrustedInstaller accounts
references:
- https://www.d7xtech.com/free-software/runx/
- https://www.winhelponline.com/blog/run-program-as-system-localsystem-account-windows/
author: Florian Roth (Nextron Systems)
date: 2022-01-24
modified: 2023-02-14
tags:
- attack.execution
- attack.t1569.002
- attack.s0029
logsource:
category: process_creation
product: windows
detection:
selection_account:
CommandLine|contains:
- ' /account=system '
- ' /account=ti '
selection_exec:
CommandLine|contains: '/exec='
condition: all of selection_*
falsepositives:
- Legitimate use by administrators
level: high
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_pua_runxcmd.yml