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Part of a larger attack: 2025-04-tronix published 67 malicious packages. See the full campaign →
Malicious package

tronlinknetPyPI

Advisory published Updated

tronlinknet is a confirmed malicious PyPI package (MAL-2025-191912) that steals credentials and exfiltrates sensitive data (malicious version 0.1.0). Do not install it — remove it immediately and rotate any exposed credentials.

Malicious code in tronlinknet (PyPI)

MAL-2025-191912
Immediate action
Remove the package, then rotate any secrets the build/runtime could reach.
pip uninstall tronlinknet

What this malware does

Package appears to be designed for private key exfiltration, but no known usage. The name appears to be related to the cryptocurrency TRX (Tron / Tronix). Some packages additionally clone the readme of other, legit libraries. The similar packages are repeating uploaded to PyPI

Category: MALICIOUS - The campaign has clearly malicious intent, like infostealers.

Campaign: 2025-04-tronix

Reasons (based on the campaign):

  • exfiltration-generic

  • crypto-related

Malicious versions

1 flagged
0.1.0

Indicators of compromise (SHA-256)

ebcd9b4ad2547ef191e933b7507fb0a4c7b12d637234ce09a15344e3d92abd2a
61d63a54e62ad11fa6d3420324a6cd948450337ae9faf28d8372994c92c8f294

Detection & response playbook

Credential / info stealer
  1. Find it

    Search your lockfiles and build artifacts for tronlinknet (version 0.1.0).

  2. If you installed it — respond

    tronlinknet is built to steal secrets, so assume every credential the build or runtime could read is compromised. Remove it from your project and lockfile, then rotate ALL exposed secrets — npm/registry tokens, cloud keys, CI/CD secrets, SSH keys, and any .env values — from a known-clean machine. Audit logs for unauthorized use of those credentials.

  3. Did it already run?

    If tronlinknet 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. tronlinknet on PyPI has been identified as a malicious package (version 0.1.0 flagged). It should be removed immediately — do not install or keep it in your dependency tree.

Campaign

2025-04-tronix

References

Credits

  • Kamil Mańkowski (kam193)

Detect & block this

O3 blocks tronlinknet-class packages before install and in CI — and if it already ran, its runtime egress monitoring catches the credential exfiltration and severs the channel.

Explore

tronlinknet (PyPI) malicious package — MAL-2025-191912 | O3 Security