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MalwarePublished

hilarious_blackbird_z3n (npm) · Malicious Code

Affects hilarious_blackbird_z3nSource GCVE Database

0

Malicious package : remove hilarious_blackbird_z3n and rotate any secrets on hosts that installed it.

Data as of 10 Nov 2026, 17:50 UTC

Classification

Malicious package

Published to npm · OSV MAL-2025-56752

What to do

Remove hilarious_blackbird_z3n from every project, lockfile and image that pulls it in. Treat any host that installed it as compromised: rotate the credentials, tokens and keys it could read, from a clean machine.

Affected software

ProductAffectedFixed in
npmhilarious_blackbird_z3nAffected–Fixed in–

Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.

Description

The npm package 'hilarious_blackbird_z3n' is part of a malicious campaign linked to tea.xyz token rewards. It contains autopublish scripts that automatically generate and publish derivative packages with randomized names to inflate developer reputation scores. The payload modifies package.json files to remove private flags, changes version numbers, and generates random Indonesian-themed package names, continuously republishing variants to pollute the npm registry.

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