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Part of a larger attack: 2024-08-embeds-RealtekHDAudioManager published 40 malicious packages. See the full campaign →
Malicious package

cblinesPyPI

Advisory published Updated

cblines is a confirmed malicious PyPI package (MAL-2024-11550) that steals credentials and exfiltrates sensitive data (malicious version 0.0.1). Do not install it — remove it immediately and rotate any exposed credentials.

Malicious code in cblines (PyPI)

MAL-2024-11550
Immediate action
Remove the package, then rotate any secrets the build/runtime could reach.
pip uninstall cblines

What this malware does

Importing a module starts downloading and executing an infostealer, widely identified by AV/sandboxes.

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

Campaign: 2024-08-embeds-RealtekHDAudioManager

Reasons (based on the campaign):

  • infostealer

  • Downloads and executes a remote executable.

Malicious versions

1 flagged
0.0.1

Indicators of compromise (SHA-256)

bbd9f4d1a5218f9da291175923d03076d2a007f025bc68e22b1fb31b68048648
3afc6650cbae084dbae91f82974a0d8def863cea2c6371ce458a6804ec6b8007
80531e39cd96b75b32c7549840f7bc6984377765d9f9f663c0b560332b4e1b84
fc64c42efe323b7912ab022a3368320c5b44491099efbda4eef5f8b8fe5ac163
65646b9ac3f166d86d943c9ff6559b6207189688bb693292b54233cdf3ea7136

Detection & response playbook

Credential / info stealer
  1. Find it

    Search your lockfiles and build artifacts for cblines (version 0.0.1).

  2. If you installed it — respond

    cblines 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 cblines 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. cblines on PyPI has been identified as a malicious package (version 0.0.1 flagged). It should be removed immediately — do not install or keep it in your dependency tree.

Campaign

RLMA-2024-109962024-08-embeds-RealtekHDAudioManagerRLUA-2026-00180

References

Credits

  • Kamil Mańkowski (kam193)
  • ReversingLabs · finder

Detect & block this

O3 blocks cblines-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

cblines (PyPI) malicious package — MAL-2024-11550 | O3 Security