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Malicious package

libedgetstudyPyPI

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

MAL-2023-3968
Immediate action
Remove the package, then rotate any secrets the build/runtime could reach.
pip uninstall libedgetstudy

What this malware does

EsqueleSquad group published nearly 6000 malicious PyPi and NPM packages, executing spyware and information-stealing malware

Malicious versions

all versions

Every published version of this package is considered malicious — remove it entirely.

Indicators of compromise (SHA-256)

fdcf12ca5ad0651ab8dfffc4fa3a7fdf11fbebe9b4a13305c690c1a5bf2fb1ed

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

  2. If you installed it — respond

    libedgetstudy 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 libedgetstudy 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 libedgetstudy 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. libedgetstudy on PyPI has been identified as a malicious package (all published versions flagged). It should be removed immediately — do not install or keep it in your dependency tree.

References

Credits

  • Checkmarx · finder

Detect & block this

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

libedgetstudy (PyPI) malicious package — MAL-2023-3968 | O3 Security