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Malicious package

@zetagoaurum-socket/wasocketnpm

Advisory published Updated

@zetagoaurum-socket/wasocket is a confirmed malicious npm package (MAL-2026-18927) that executes malicious code on install (malicious versions 2.1.0, 2.1.1, 2.1.2…). Do not install it — remove it immediately and rotate any exposed credentials.

Malicious code in @zetagoaurum-socket/wasocket (npm)

MAL-2026-18927
Immediate action
Remove the package, then rotate any secrets the build/runtime could reach.
npm uninstall @zetagoaurum-socket/wasocket

What this malware does

@zetagoaurum-socket/wasocket is a fork of the Baileys WhatsApp Web library that silently subscribes the installer's own WhatsApp account to WhatsApp Channels chosen by the publisher. When the socket connects, code in lib/Socket/newsletter.js sends the WhatsApp w:mex FOLLOW query for a list downloaded at runtime from https://raw.githubusercontent.com/Zacky-Tzy/ChBail/main/ch.json, using the victim's authenticated session and without telling them. Same behaviour as the PhantomSub family (MAL-2026-17342).

Malicious versions

14 flagged
2.1.02.1.12.1.22.1.32.1.42.1.52.1.62.1.72.1.82.1.92.2.02.2.12.2.23.2.7

Detection & response playbook

Malicious package
  1. Find it

    Search your lockfiles and build artifacts for @zetagoaurum-socket/wasocket (14 malicious versions).

  2. If you installed it — respond

    Remove @zetagoaurum-socket/wasocket 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 @zetagoaurum-socket/wasocket 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. @zetagoaurum-socket/wasocket on npm has been identified as a malicious package (versions 2.1.0, 2.1.1, 2.1.2, 2.1.3, 2.1.4, 2.1.5, 2.1.6, 2.1.7, and 6 more flagged). It should be removed immediately — do not install or keep it in your dependency tree.

References

Credits

  • CyberXYZ · finder

Detect & block this

O3 blocks @zetagoaurum-socket/wasocket-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

@zetagoaurum-socket/wasocket (npm) malicious package — MAL-2026-18927 | O3 Security