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Malicious package

soultrackerPyPI

Malicious code in soultracker (PyPI) Remove it immediately and rotate any exposed credentials.

MAL-2025-3565
Immediate action
Remove the package, then rotate any secrets the build/runtime could reach.
pip uninstall soultracker

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.

The OpenSSF Package Analysis project identified 'soultracker' @ 0.1.0 (pypi) as malicious.

It is considered malicious because:

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

Malicious versions

1 flagged
0.1.0

Indicators of compromise (SHA-256)

f0f648527ba68ae34fd8b933322846afca713f9d9649424c3cd01ddc9431d9de
3c5d0d49f58d2bf68cbf2e58a316e6415ffcba7625118f13b095b51cdfa0b872
3f60b37d84566711ce6977710fcb74c3358a2c95655c8e115dbb863f67ff4009
2e92bb074f1b077141db318290cb0ac730d6689217a2fac1703d38edbdcc38fc

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 soultracker (version 0.1.0). O3 Security's supply-chain scanner checks every dependency against known-malicious package intelligence at install time and in CI, flagging soultracker across your stack and pipelines.

  2. If you installed it — respond

    Remove soultracker 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 soultracker 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 soultracker 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. soultracker on PyPI has been identified as a malicious package (version 0.1.0 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)
  • OpenSSF: Package Analysis · finder

Detect & block this

O3 blocks soultracker-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.

soultracker (PyPI) malicious package — MAL-2025-3565 | O3 Security