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Malicious package

example-pypi-package-loler1PyPI

example-pypi-package-loler1 is a confirmed malicious PyPI package (MAL-2024-12267) that executes malicious code on install (malicious version 0.2.0). Do not install it — remove it immediately and rotate any exposed credentials.

Malicious code in example-pypi-package-loler1 (PyPI)

MAL-2024-12267
Immediate action
Remove the package, then rotate any secrets the build/runtime could reach.
pip uninstall example-pypi-package-loler1

What this malware does

Packages that might be part of testing for pentesting / malicious activity / joy, with suspicious activity that does not present any real harm.

Category: PROBABLY_PENTEST - Packages looking like typical pentest packages, but also anything that looks like testing, exploring pre-prepared kits, research & co, with clearly low-harm possibilities.

Campaign: GENERIC-simple-tests

Reasons (based on the campaign):

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

Malicious versions

1 flagged
0.2.0

Indicators of compromise (SHA-256)

bb9d0ffae446884323ea67cfef5b0e47042d1c01c0a87d9fae2a14a1967aa94c
bb19218b6d780973bde55d613a16a9a637728a4d01e79d570bb3406633f0f639
4baf963b14275ac94f0403aff37d1776d40fa2666b5a93b09554f99294aeae7d

Detection & response playbook

Malicious package
  1. Find it

    Scan your lockfiles (package-lock.json, pnpm-lock.yaml, yarn.lock, requirements.txt, poetry.lock, etc.) and build artifacts for example-pypi-package-loler1 (version 0.2.0). O3 Security's supply-chain scanner checks every dependency against known-malicious package intelligence at install time and in CI, flagging example-pypi-package-loler1 across your stack and pipelines.

  2. If you installed it — respond

    Remove example-pypi-package-loler1 from your project and lockfile, then assume any secrets accessible to the build or runtime were exposed: rotate API keys, tokens, and credentials, and audit for unexpected outbound activity or persistence.

  3. Did it already run?

    If example-pypi-package-loler1 was ever installed, its post-install/runtime payload may have already executed. O3's L7 egress monitoring and runtime eBPF sensors detect the credential exfiltration or command-and-control callback after install and block the malicious outbound channel, so you catch and contain the actual compromise — not just the presence of the package.

  4. How O3 protects you

    O3 blocks example-pypi-package-loler1 before install through its supply-chain scanner, and if it has already run, detects and severs the exfiltration or C2 callback at runtime through L7 egress monitoring and eBPF.

Frequently asked questions

No. example-pypi-package-loler1 on PyPI has been identified as a malicious package (version 0.2.0 flagged). It should be removed immediately — do not install or keep it in your dependency tree.

Campaign

GENERIC-simple-tests

References

Credits

  • Kamil Mańkowski (kam193)

Detect & block this

O3 blocks example-pypi-package-loler1-class packages before install and in CI — and if it already ran, its runtime egress monitoring catches the malicious outbound activity and severs the channel.

Explore

example-pypi-package-loler1 (PyPI) malicious package — MAL-2024-12267 | O3 Security