THREATPKG
SYNC STALE

Supply-chain threat intelligence

Incident detail

criticalpypi·obfuscation·osv

Malicious code in quatres (PyPI)

quatres

Risk score

92

AI summary

Indexed incident for quatres (pypi).

Description

During import, the hidden code downloads and executes the second-stage code. After performing anti-analysis checks, it downloads a malicious executable and ensures its persistence.


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

Campaign: 2026-05-helu

Reasons (based on the campaign):

  • obfuscation

  • Downloads and executes a remote malicious script.

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

  • Downloads and executes a remote executable.

  • malware

  • persistence

  • covering-tracks

Technical details

Indicators

  • affected version<function fixed() { [native code] }75%

Timeline

  1. Advisory published
  2. Indexed by ThreatPkg

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