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

tronlixPyPI

Advisory published Updated

tronlix is a confirmed malicious PyPI package (MAL-2025-4247) that steals credentials and exfiltrates sensitive data (malicious version 0.0.1). Do not install it — remove it immediately and rotate any exposed credentials.

Malicious code in tronlix (PyPI)

MAL-2025-4247
Immediate action
Remove the package, then rotate any secrets the build/runtime could reach.
pip uninstall tronlix

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
0.0.1

Indicators of compromise (SHA-256)

b76c7440edd459498f63170b9251442588da3de3f4d3da97b458de33d423c527
becb4e755e50599c49c16dd99fff6086d6d4bc326f47023cfdb315e39014b9bd
007bba18e8334f8678c8256d3d77e35146758c5b14ae9861c883b6ef7fbee6ff
fb51cce3aa9b301b2e408eaace99eadb7f7f6f8f4ecb70f4fa8ac65920e3f045
b4cbe7601505f67df1c771536847c86566e971b1aae56c2dbd85b3c4baa1dcca

Detection & response playbook

Credential / info stealer
  1. Find it

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

  2. If you installed it — respond

    tronlix 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 tronlix 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. tronlix on PyPI 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

RLMA-2025-026052025-04-tronixRLUA-2026-00860

References

Credits

  • Kamil Mańkowski (kam193)
  • ReversingLabs · finder

Detect & block this

O3 blocks tronlix-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

tronlix (PyPI) malicious package — MAL-2025-4247 | O3 Security