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Malicious package

quickcolorsPyPI

Advisory published Updated

quickcolors is a confirmed malicious PyPI package (MAL-2025-3461) that steals credentials and exfiltrates sensitive data (malicious version 10.0.9). Do not install it — remove it immediately and rotate any exposed credentials.

Malicious code in quickcolors (PyPI)

MAL-2025-3461
Immediate action
Remove the package, then rotate any secrets the build/runtime could reach.
pip uninstall quickcolors

What this malware does

Importing the module starts a code that exfiltrates data from local Telegram application

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

Campaign: 2025-03-quicolor

Reasons (based on the campaign):

  • exfiltration-generic

Malicious versions

1 flagged
10.0.9

Indicators of compromise (SHA-256)

f7f33180844bf21d4e3b4dd508c0814debac6577f98a3117429648213fb8a88d
5d56cfce40f395501c69be9623d2beeddca4ea3718c80b34b399ab4b8d966860
05deb6781dc1a1781e9a811200127704052a70029ade2a3e97f2c010d9453fc2
131f70c487d608015b2d16665ed5aaf308ebfe12e7dac94f8e0ab9ee8642dc80
bde02ae74149b630dcf029cdd3b6be4983c8cf26d7b6df34a8529c1415f64506

Detection & response playbook

Credential / info stealer
  1. Find it

    Search your lockfiles and build artifacts for quickcolors (version 10.0.9).

  2. If you installed it — respond

    quickcolors 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 quickcolors 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. quickcolors on PyPI has been identified as a malicious package (version 10.0.9 flagged). It should be removed immediately — do not install or keep it in your dependency tree.

Campaign

RLMA-2025-025252025-03-quicolorRLUA-2026-00679

References

Credits

  • Kamil Mańkowski (kam193)
  • ReversingLabs · finder

Detect & block this

O3 blocks quickcolors-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

quickcolors (PyPI) malicious package — MAL-2025-3461 | O3 Security