VYPR

pypi · Malicious package advisory

Malware

hello-world-test-mh2

MAL-2026-10907

Malicious code in hello-world-test-mh2 (PyPI)

Details


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## Source: amazon-inspector (68a70ea37beb115e4464b5e9ebaf58986f4cd75434257163f4ddb82f5624ea13)
setup.py decodes a base64 string and passes the result to exec() at install time. The decoded payload is a single print() statement that emits a benign string. A sibling _exfiltrate() function imports socket and urllib.request but the imported modules are never invoked; the function only prints the local platform name. There is no outbound network I/O, no reads of installer secrets or environment variables, no filesystem persistence beyond what pip itself performs, and no follow-on code execution. The package presents itself as a scanner-test artifact and behaves accordingly. The use of exec() on a base64 blob is poor practice (it matches the shape of install-time droppers and will trip pattern-based scanners), but the decoded content here is inert and confers no benefit to the publisher.

Compromised versions (1)

  • 0.0.1

Any computer that installed or ran a compromised version should be considered fully compromised. Rotate every secret on that machine from a clean environment.