MAL-2026-14181 Malicious code in lodahsjs (npm)

Malicious package Published
Package
lodahsjs
Registry
npm

What is MAL-2026-14181?

MAL-2026-14181 is a malicious package in lodahsjs, published on 18 Aug 2026.

Official description

Package name typosquats 'lodash'; index.js exports nothing. scripts/postinstall.js runs at install time and performs two hostile actions. First, it POSTs a platform label (including a WSL/virtualized-Linux probe reading /proc/version and /proc/sys/kernel/osrelease) to a hardcoded bare-IP C2 assembled from an array of octets: http://193.70.34.101:20099/vote. Second, an XOR-obfuscated URL (byte array ADDON_ENC decoded with key 'stf2026') resolves to https://github.com/bebraz1/qPzM50V1AKG0rVlH/releases/download/null/main.exe; the script downloads that binary to %TEMP%\main.exe and spawns it detached on Windows, and on WSL hosts assembles an XOR-decoded PowerShell command (BRIDGE_LAUNCHER_ENC/BRIDGE_SCRIPT_PRE_ENC/BRIDGE_SCRIPT_POST_ENC) passed to child_process.exec with windowsHide:true to fetch and run the same binary on the Windows side. The package has no legitimate functionality; the postinstall script's only purpose is to select victims and land an alien Windows executable from an unrelated personal GitHub account.

What should I do about MAL-2026-14181?

Remove the package from your dependencies and lockfiles, then rotate any secrets on machines where it was installed.

Sources

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