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Malicious package

pixel-bloomnpm

Malicious code in pixel-bloom (npm) Remove it immediately and rotate any exposed credentials.

MAL-2025-191580
Immediate action
Remove the package, then rotate any secrets the build/runtime could reach.
npm uninstall pixel-bloom

What this malware does

The package pixel-bloom was found to contain malicious code.

Malicious versions

3 flagged
10.29.110.29.410.29.11

Indicators of compromise (SHA-256)

1ef68d5fe34aab21507afea329ab73d555ffd6916efac668aa1ae3f9eae0388b
3e8b2781d37ee1adef96e13bb9b91bbf543cf9536031d1b42f574ffc860b8922
05f6a3130f89ce07e1cffe4fd6bd039d8135145e7f68ef05397dbf943c1c59f5
941e0531ccf4691a9e6a73d92e389139cd99de2973a821dd54acb2da9c91e846

Detection & response playbook

Malicious package
  1. Find it

    Scan your lockfiles (package-lock.json, pnpm-lock.yaml, yarn.lock, requirements.txt, poetry.lock, etc.) and build artifacts for pixel-bloom (3 malicious versions). O3 Security's supply-chain scanner checks every dependency against known-malicious package intelligence at install time and in CI, flagging pixel-bloom across your stack and pipelines.

  2. If you installed it — respond

    Remove pixel-bloom from your project and lockfile, then assume any secrets accessible to the build or runtime were exposed: rotate API keys, tokens, and credentials, and audit for unexpected outbound activity or persistence.

  3. Did it already run?

    If pixel-bloom was ever installed, its post-install/runtime payload may have already executed. O3's L7 egress monitoring and runtime eBPF sensors detect the credential exfiltration or command-and-control callback after install and block the malicious outbound channel, so you catch and contain the actual compromise — not just the presence of the package.

  4. How O3 protects you

    O3 blocks pixel-bloom before install through its supply-chain scanner, and if it has already run, detects and severs the exfiltration or C2 callback at runtime through L7 egress monitoring and eBPF.

Frequently asked questions

No. pixel-bloom on npm has been identified as a malicious package (versions 10.29.1, 10.29.4, 10.29.11 flagged). It should be removed immediately — do not install or keep it in your dependency tree.

Campaign

RLMA-2025-05916RLUA-2025-06448RLUA-2026-01490

References

Credits

  • Amazon Inspector · finder
  • ReversingLabs · finder

Detect & block this

O3 blocks pixel-bloom-class packages before install and in CI — and if it already ran, its runtime egress monitoring catches the malicious outbound activity and severs the channel.

pixel-bloom (npm) malicious package — MAL-2025-191580 | O3 Security