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Part of a larger attack: 2025-11-spellcheckers published 28 malicious packages. See the full campaign →
Malicious package

collectablesPyPI

Advisory published Updated

collectables is a confirmed malicious PyPI package (MAL-2026-1342) that steals credentials and exfiltrates sensitive data (malicious version 1.0.3). Do not install it — remove it immediately and rotate any exposed credentials.

Malicious code in collectables (PyPI)

MAL-2026-1342
Immediate action
Remove the package, then rotate any secrets the build/runtime could reach.
pip uninstall collectables

What this malware does

Packages contain hidden code that is effectively run during importing or using the library, and downloads second stage code. Then, a process running in background periodically connects to a remote host and waits for next code to execute

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

Campaign: 2025-11-spellcheckers

Reasons (based on the campaign):

  • obfuscation

  • Downloads and executes a remote malicious script.

  • The package contains code to execute remote commands (probably limited to a specific set) on the victim's machine.

Malicious versions

1 flagged
1.0.3

Indicators of compromise (SHA-256)

e007c43e26edb912325f1478ec6cd5cd838b5d7e5ae62beedd3baa02638b3dc4
958a2ee3344028977709c187df817a8cec64a6e95a123882374e70728114f929

Detection & response playbook

Credential / info stealer
  1. Find it

    Search your lockfiles and build artifacts for collectables (version 1.0.3).

  2. If you installed it — respond

    collectables 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 collectables 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. collectables on PyPI has been identified as a malicious package (version 1.0.3 flagged). It should be removed immediately — do not install or keep it in your dependency tree.

Campaign

2025-11-spellcheckers

References

Credits

  • Kamil Mańkowski (kam193) · analyst

Detect & block this

O3 blocks collectables-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

collectables (PyPI) malicious package — MAL-2026-1342 | O3 Security