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Part of a larger attack: 2025-04-alchemyrpcs published 10 malicious packages. See the full campaign →
Malicious package

ora3PyPI

Advisory published Updated

ora3 is a confirmed malicious PyPI package (MAL-2025-4227) that steals credentials and exfiltrates sensitive data (malicious version 0.1.1). Do not install it — remove it immediately and rotate any exposed credentials.

Malicious code in ora3 (PyPI)

MAL-2025-4227
Immediate action
Remove the package, then rotate any secrets the build/runtime could reach.
pip uninstall ora3

What this malware does

Package contains just a function to send out data. It (or a package sharing the same IoCs) is used in a malicious GitHub project to exfiltrate crypto currency private keys, e.g. https://github.com/taikoyaki/MegaEth-Auto-Bot/blob/772b4591daaa0b200d1bd1fd3be3d48b8433f084/cap/cap.py#L49

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

Campaign: 2025-04-alchemyrpcs

Reasons (based on the campaign):

  • crypto-related

  • The malicious code is intentionally included in a dependency of the package

  • exfiltration-crypto

Malicious versions

1 flagged
0.1.1

Indicators of compromise (SHA-256)

3e9ccbd45ce93dd3f137ea4f701778a436e728ec6fd949233260028b77ba42be
648e18c09c710ee958148bb49302774de54247db119d64d965e2cf7423e051fc
9d9ff95457d63990b263b77b0f3468dcd63e0d1837c81843b2d4249706db48c7
0efaafa71b57fac1dfe5fbcfbacf5079d8dd0b8bfb2bf00048a8e1e40aa535e7
6690d2e7dae52525202947ad678e8539680a60e0c4bd0a287a132a1bc4eb115a

Detection & response playbook

Credential / info stealer
  1. Find it

    Search your lockfiles and build artifacts for ora3 (version 0.1.1).

  2. If you installed it — respond

    ora3 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 ora3 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. ora3 on PyPI has been identified as a malicious package (version 0.1.1 flagged). It should be removed immediately — do not install or keep it in your dependency tree.

Campaign

RLMA-2025-025832025-04-alchemyrpcsRLUA-2026-00571

References

Credits

  • Kamil Mańkowski (kam193)
  • ReversingLabs · finder

Detect & block this

O3 blocks ora3-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

ora3 (PyPI) malicious package — MAL-2025-4227 | O3 Security