MALICIOUS (1) package from Python Package Index.

1. The campaign has clearly malicious intent, like infostealers.

libasync

Affected versions: (1) 1.0.0

1. Version numbers are usually added automatically. In most cases, the packages listed here were created only to distribute malicious code.

Campaign data

Campaign information may not always be 100% accurate for every related package.

Campaign description

During import, the code obfuscated in native extension downloads malicious remote executable and establishes persistence via registry keys. Downloaded binary seems to be used for cryptomining.

Attacker infrastructure corresponds with the campaign 2026-07-pyqt6darktheme.

See more details on the campaign page.

cryptominer

Campaign targets cryptominer.

native-extension

The suspicious activity is performed in a native module extension

obfuscation

Code uses obfuscation techniques to hide its true purpose.

persistence

Campaign targets persistence.

remote_executable

Downloads and executes a remote executable.

sandbox-detection

The package contains code to detect if it is running in a sandbox environment.

Look up in other services

• Check metadata in pypi-data project (1)
• Search for the package in deps.dev(2)
• Search for the package in socket.dev (3)
• Search for the package in secure.software (4)
• Search for the package in Snyk Advisor (5)

1. May not be available. See more in pypi-json-data repository.
2. Open Source Insights project, provided by Google.
3. Service from Socket.dev, a cybersecurity company.
4. Spectra Assure Community, a service from ReversingLabs, a cybersecurity company.
5. Service from Snyk, a cybersecurity company.