Malicious code in luluking1 (npm)
Description
The npm package 'luluking1' version 0.0.1 contains malicious code that reconstructs and executes a hidden shell command at install or import time. This command downloads and runs an attacker-controlled payload on the host machine, enabling arbitrary code execution. The obfuscation of the remote URL and command using numeric char-code arrays is unusual for legitimate packages and indicates malicious intent.
Affected software
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AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
The 'luluking1' npm package (version 0.0.1) includes code in its index.js file that stores a remote URL and a curl command as numeric char-code arrays. At runtime, these arrays are converted back into strings using String.fromCharCode.apply, reconstructing a shell command that downloads and executes a payload from an attacker-controlled server during package installation or import. This behavior results in arbitrary code execution on any system that installs the package. The obfuscation technique used to hide the URL and command is inconsistent with legitimate software practices and is a clear indicator of malicious activity.
Potential Impact
Any system that installs or imports the 'luluking1' package version 0.0.1 is at risk of arbitrary code execution by an attacker. This can lead to full compromise of the host machine, including data theft, system manipulation, or further malware deployment.
Mitigation Recommendations
No official patch or remediation is currently available. Users should avoid installing or using the 'luluking1' package version 0.0.1. Review your dependency tree for this package and remove it if found. Monitor for updates from the package maintainer or npm security advisories for any future fixes.
Technical Details
- Gcve Source
- db.gcve.eu
- Osv Id
- MAL-2026-14250
- Osv Schema Version
- 1.7.4
- Ecosystems
- ["npm"]
Threat ID: 6a85b4c0acd9273b49252437
Added to database: 08/19/2026, 13:50:56 UTC
Last enriched: 08/19/2026, 14:27:40 UTC
Last updated: 10/02/2026, 13:52:09 UTC
Views: 18
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