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Malicious package

enquiry-examPyPI

Malicious code in enquiry-exam (PyPI) Remove it immediately and rotate any exposed credentials.

MAL-2025-2957
Immediate action
Remove the package, then rotate any secrets the build/runtime could reach.
pip uninstall enquiry-exam

What this malware does

Package contains a reverse shell.

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

Campaign: 2025-03-certifications

Reasons (based on the campaign):

  • The package contains code to create a reverse shell, allowing an attacker to execute any commands on the victim's machine.

Malicious versions

1 flagged
999.999.999

Indicators of compromise (SHA-256)

1fb5428987e13976324f7d74b9854928db26698ca088876485a6698e0da2a205
3c03261aa6bf1fd320df8108ef85b3531791af04150fab61fe0c617685a35165
590114fe4174abb1ff72c06bf128aef53bd76a67eaeca5d5e891be001f6b0c17
1b9978fc53d66813020ee13aa0a9e56991bf59e0e864a95e3de12a617b46791b
251d2a5d5d0e9dab64026a42902797a05ace8d86bf9170ae6348faef3771ad5a

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 enquiry-exam (version 999.999.999). O3 Security's supply-chain scanner checks every dependency against known-malicious package intelligence at install time and in CI, flagging enquiry-exam across your stack and pipelines.

  2. If you installed it — respond

    enquiry-exam 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 enquiry-exam 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 enquiry-exam 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. enquiry-exam on PyPI has been identified as a malicious package (version 999.999.999 flagged). It should be removed immediately — do not install or keep it in your dependency tree.

Campaign

RLMA-2025-019552025-03-certificationsRLUA-2026-00295

References

Credits

  • Kamil Mańkowski (kam193)
  • ReversingLabs · finder

Detect & block this

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

enquiry-exam (PyPI) malicious package — MAL-2025-2957 | O3 Security