VYPR

pypi · Malicious package advisory

Malware

do-not-install-this-package-002

GHSA-wfpq-jp88-g3f7

Malicious code in do-not-install-this-package-002 (PyPI)

Details

**Severity:** Critical

**Affected versions:** `= 0.1.0`

## Source: kam193 (dc0f1ed2645f37e4b8df59ccca64288a02f6cc07009489c54565dfc5b0089f19)
During installation, the package exfiltrates env variables and data from different process memory to  a remote location


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


Campaign: 2026-01-do-not-install-this-package-002


Reasons (based on the campaign):


 - exfiltration-generic


 - exfiltration-credentials


 - exfiltration-env-variables


 - The package overrides the install command in setup.py to execute malicious code during installation.

## Source: ossf-package-analysis (82312af7ebb91754d9d7a0e27de4da9742dba55a496367be1689b9b28fedbf56)
The OpenSSF Package Analysis project identified 'do-not-install-this-package-002' @ 0.1.0 (pypi) as malicious.

It is considered malicious because:

- The package communicates with a domain associated with malicious activity.

- The package executes one or more commands associated with malicious behavior.

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Credit: [OpenSSF](https://github.com/ossf/malicious-packages) ([source](https://github.com/ossf/malicious-packages/blob/49d0cfba3689ed9b195d101d3a2a964c6a77f767/osv/malicious/pypi/do-not-install-this-package-002/MAL-2026-163.json))

**References:**
- https://bad-packages.kam193.eu/pypi/package/do-not-install-this-package-002
- https://github.com/ossf/malicious-packages/blob/49d0cfba3689ed9b195d101d3a2a964c6a77f767/osv/malicious/pypi/do-not-install-this-package-002/MAL-2026-163.json
- https://github.com/advisories/GHSA-wfpq-jp88-g3f7

Compromised versions (1)

  • = 0.1.0

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