VYPR

pypi · Malicious package advisory

Malware

env-validator-tool

MAL-2026-15828

Malicious code in env-validator-tool (PyPI)

Details


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## Source: amazon-inspector (dd6cff735ec80019a9009add49ea47ae4b34ec0c29c1e287511d765c24300964)
The package ships no source module (only egg-info metadata) despite declaring a console_script entrypoint 'env-validator=env_validator.cli:main' that references a non-existent env_validator/ directory. Its setup.py install_requires declares 'telemetry-helper' — an unpinned, generically-named PyPI dependency — with an inline author comment reading 'Legitimate dependency with payload'. Because the package itself contains no code, the sole effect of `pip install env-validator-tool` is resolving and installing whatever code is published under the 'telemetry-helper' name, which then executes on the installer's machine during install. The self-labeled 'payload' comment combined with the missing implementation, unpinned generic dependency name, and stub entrypoint indicates the package is a lure whose only purpose is to pull in the sibling drop package.

## Source: kam193 (6154c04795237a4ea3c9a29df7ef65a739056eeb3f20a198890bab3eb416f9ff)
In this campaign, one package contains malicious code exfiltrating environment variables during import (telemetry-helper), and another one intentionally installs it as a dependency.


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


Campaign: 2026-09-telemetry-helper


Reasons (based on the campaign):


 - exfiltration-env-variables


 - The malicious code is intentionally included in a dependency of the package

Compromised versions (3)

  • 1.0.0
  • 1.0.1
  • 1.0.2

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