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Malicious package

bytedspPyPI

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

MAL-2024-11546
Immediate action
Remove the package, then rotate any secrets the build/runtime could reach.
pip uninstall bytedsp

What this malware does

A campaign of probably pentest packages flooding PYPI. Installing the package or importing the module triggers reporting basic info like hostname, path and the username to the package author. There is no other purpose of the package.

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: 2024-11-byted-dast

Reasons (based on the campaign):

  • The package contains code to exfiltrate basic data from the system, like IP or username. It has a limited risk.

  • typosquatting

  • dependency-confusion

Malicious versions

1 flagged
912.6

Indicators of compromise (SHA-256)

58fe66290d0d8fe2b76bed30ee281976af0c21bbcf62caf5d73a819dd0c6ce25
be21ffb625b4bd48063fa0aef095304756d31e7d81f1ac7b2d858fa97452cc55
66e4cc5b96bf24d76cba76d3ffd653ae5eddc1926ddd0406c372d62a62cc7052
ec9cee7a62b0e02afba751bcb29abf65564f1d8f2d98a5dda05f870accf84633
426ef868761f983fda89f7aaebb79e8f60454b02f7813beeab9053658aa64e04

Detection & response playbook

Credential / info stealer
  1. Find it

    Scan your lockfiles (package-lock.json, pnpm-lock.yaml, yarn.lock, requirements.txt, poetry.lock, etc.) and build artifacts for bytedsp (version 912.6). O3 Security's supply-chain scanner checks every dependency against known-malicious package intelligence at install time and in CI, flagging bytedsp across your stack and pipelines.

  2. If you installed it — respond

    bytedsp is built to steal secrets, so assume every credential the build or runtime could read is compromised. Remove it from your project and lockfile, then rotate ALL exposed secrets — npm/registry tokens, cloud keys, CI/CD secrets, SSH keys, and any .env values — from a known-clean machine. Audit logs for unauthorized use of those credentials.

  3. Did it already run?

    If bytedsp 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 bytedsp 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. bytedsp on PyPI has been identified as a malicious package (version 912.6 flagged). It should be removed immediately — do not install or keep it in your dependency tree.

Campaign

RLMA-2024-109922024-11-byted-dastRLUA-2026-00171

References

Credits

  • Kamil Mańkowski (kam193)
  • ReversingLabs · finder

Detect & block this

O3 blocks bytedsp-class packages before install and in CI — and if it already ran, its runtime egress monitoring catches the credential exfiltration and severs the channel.

bytedsp (PyPI) malicious package — MAL-2024-11546 | O3 Security