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Part of a larger attack: funcaptcha-ru published 161 malicious packages. See the full campaign →
Malicious package

bussardweg4av3PyPI

Advisory published Updated

bussardweg4av3 is a confirmed malicious PyPI package (MAL-2024-9956) that steals credentials and exfiltrates sensitive data (malicious version 1.0.0). Do not install it — remove it immediately and rotate any exposed credentials.

Malicious code in bussardweg4av3 (PyPI)

MAL-2024-9956
Immediate action
Remove the package, then rotate any secrets the build/runtime could reach.
pip uninstall bussardweg4av3

What this malware does

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

Campaign: funcaptcha-ru

Reasons (based on the campaign):

  • infostealer

Malicious versions

1 flagged
1.0.0

Indicators of compromise (SHA-256)

d748d17d80e18d66deeb6430d30d5f8ce78269bda94d85a18a8aae111447b8ba
996669ee008870bacbf08988fc885eac79a1a8df4084eb16f84d94e28646ac32
ce407c0de96eb20cc6cb45203675e913575a71f8c1b64604964e9a43d9d5809e
9b4b303c14b66bb62e1141c88fffbfc3dba9df912dc057e547982dfda0cedf5f

Detection & response playbook

Credential / info stealer
  1. Find it

    Search your lockfiles and build artifacts for bussardweg4av3 (version 1.0.0).

  2. If you installed it — respond

    bussardweg4av3 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 bussardweg4av3 was installed, its post-install payload may already have run. Removing the package does not undo that — check outbound connections and credential use from the install window onward.

Frequently asked questions

No. bussardweg4av3 on PyPI has been identified as a malicious package (version 1.0.0 flagged). It should be removed immediately — do not install or keep it in your dependency tree.

Campaign

RLMA-2024-07908funcaptcha-ru

References

Credits

  • Kamil Mańkowski (kam193)
  • ReversingLabs · finder

Detect & block this

O3 blocks bussardweg4av3-class packages before install and in CI — and if it already ran, its runtime egress monitoring catches the credential exfiltration and severs the channel.

Explore

bussardweg4av3 (PyPI) malicious package — MAL-2024-9956 | O3 Security