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Convert indexed Sigma rules into analyst-ready detections.
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Indexed Rules
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17
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CLI Versions
10
Newest: 2.0.2
Translation Workspace
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Active Rule
Potential RCE Exploitation Attempt In NodeJS
Target Profile
Splunk
Splunk SPL & tstats data model queries
Format Mode
Default
Plain SPL queries
Conversion Output
Potential RCE Exploitation Attempt In NodeJS
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: Potential RCE Exploitation Attempt In NodeJS
id: 97661d9d-2beb-4630-b423-68985291a8af
status: test
description: Detects process execution related errors in NodeJS. If the exceptions are caused due to user input then they may suggest an RCE vulnerability.
references:
- https://www.wix.engineering/post/threat-and-vulnerability-hunting-with-application-server-error-logs
author: Moti Harmats
date: 2023-02-11
tags:
- attack.initial-access
- attack.t1190
logsource:
category: application
product: nodejs
definition: 'Requirements: application error logs must be collected (with LOG_LEVEL=ERROR and above)'
detection:
keywords:
- 'node:child_process'
condition: keywords
falsepositives:
- Puppeteer invocation exceptions often contain child_process related errors, that doesn't necessarily mean that the app is vulnerable.
level: high
CLI command
Copy the exact command to reproduce this translation locally.
sigma convert --without-pipeline -t splunk -f default rules/application/nodejs/nodejs_rce_exploitation_attempt.yml