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Malicious package

ctf-q21-empire-tmp-t0pw1nsPyPI

Malicious code in ctf-q21-empire-tmp-t0pw1ns (PyPI) Remove it immediately and rotate any exposed credentials.

MAL-2025-41653
Immediate action
Remove the package, then rotate any secrets the build/runtime could reach.
pip uninstall ctf-q21-empire-tmp-t0pw1ns

Malicious versions

1 flagged
100.0.15

Indicators of compromise (SHA-256)

48606cc1684961df8a151b1f47270f7b5529329ddf0bc3015a48d7c216e8ee5a

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 ctf-q21-empire-tmp-t0pw1ns (version 100.0.15). O3 Security's supply-chain scanner checks every dependency against known-malicious package intelligence at install time and in CI, flagging ctf-q21-empire-tmp-t0pw1ns across your stack and pipelines.

  2. If you installed it — respond

    Remove ctf-q21-empire-tmp-t0pw1ns 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 ctf-q21-empire-tmp-t0pw1ns 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 ctf-q21-empire-tmp-t0pw1ns 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. ctf-q21-empire-tmp-t0pw1ns on PyPI has been identified as a malicious package (version 100.0.15 flagged). It should be removed immediately — do not install or keep it in your dependency tree.

Campaign

RLMA-2025-04145

Credits

  • ReversingLabs · finder

Detect & block this

O3 blocks ctf-q21-empire-tmp-t0pw1ns-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.

ctf-q21-empire-tmp-t0pw1ns (PyPI) malicious package — MAL-2025-41653 | O3 Security