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Malicious package

tlxbnhdnpm

Advisory published Updated

tlxbnhd is a confirmed malicious npm package (MAL-2026-16385) that executes malicious code on install (malicious version 0.0.1). Do not install it — remove it immediately and rotate any exposed credentials.

Malicious code in tlxbnhd (npm)

MAL-2026-16385
Immediate action
Remove the package, then rotate any secrets the build/runtime could reach.
npm uninstall tlxbnhd

What this malware does

The tlxbnhd package ships obfuscated preinstall.js and postinstall.js lifecycle scripts that, on npm install, download two files from https://api.imghippo.com/files/hOG8244hc.png (an anonymous image-hosting URL disguised with a.png extension), write them into the package directory as gldriver_pre_core.exe and gldriver_pre_asset.exe, and launch them using platform-specific commands (start on Windows, open on macOS, xdg-open/mspaint on Linux). After launch the scripts unlink the dropped files to remove traces. The URLs, filenames, and shell commands are hidden inside an obfuscator.io-style rotating string array with an index-shifting IIFE. The same dropper runs from both preinstall and postinstall, so it executes twice per install.

Malicious versions

1 flagged
0.0.1

Indicators of compromise (SHA-256)

e415dbf226269704c2cd28b1783cf594f96880dd4688b26caf7f25a19e268237

Detection & response playbook

Malicious package
  1. Find it

    Search your lockfiles and build artifacts for tlxbnhd (version 0.0.1).

  2. If you installed it — respond

    Remove tlxbnhd from your project and lockfile, then assume any secrets accessible to the build or runtime were exposed: rotate API keys, tokens, and credentials, and audit for unexpected outbound activity or persistence.

  3. Did it already run?

    If tlxbnhd was installed, its post-install payload may already have run. Removing the package does not undo that — check outbound connections and credential use from the install window onward.

Frequently asked questions

No. tlxbnhd on npm has been identified as a malicious package (version 0.0.1 flagged). It should be removed immediately — do not install or keep it in your dependency tree.

Campaign

IN-MAL-2026-020291

References

Credits

  • Amazon Inspector · finder

Detect & block this

O3 blocks tlxbnhd-class packages before install and in CI — and if it already ran, its runtime egress monitoring catches the malicious outbound activity and severs the channel.

Explore

tlxbnhd (npm) malicious package — MAL-2026-16385 | O3 Security