MAL-2025-6521 Malicious code in hellotesthim (PyPI)
- Package
- hellotesthim
- Registry
- PyPI
What is MAL-2025-6521?
MAL-2025-6521 is a malicious package in hellotesthim, published on 4 Jul 2025.
Official description
Series of packages mostly with an obfuscated infostealer attempting to collect Chrome data. While discord webhook is usually set to an example, there are other, correct uploading URLs
Some of related packages only test partial malicious code, like webhooks from overwritten setup.py
Category: MALICIOUS - The campaign has clearly malicious intent, like infostealers.
Campaign: 2025-07-0x9xnx
Reasons (based on the campaign):
infostealer
obfuscation
exfiltration-browser-data
exfiltration-crypto
The package overrides the install command in setup.py to execute malicious code during installation.
What should I do about MAL-2025-6521?
Remove the package from your dependencies and lockfiles, then rotate any secrets on machines where it was installed.