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Malicious package

phenomic-terser-markdown-archaeogeneticsnpm

Advisory published Updated

phenomic-terser-markdown-archaeogenetics is a confirmed malicious npm package (MAL-2025-188661) that executes malicious code on install. Do not install it — remove it immediately and rotate any exposed credentials.

Malicious code in phenomic-terser-markdown-archaeogenetics (npm)

MAL-2025-188661
Immediate action
Remove the package, then rotate any secrets the build/runtime could reach.
npm uninstall phenomic-terser-markdown-archaeogenetics

What this malware does

This package appears to be part of the tea.xyz token reward campaign that flooded npm. These packages typically contain autopublish scripts (auto.js, autopublish.js, autopublish2.js, autopublish3.js) designed to automatically generate and publish derivative packages with randomized names to inflate developer reputation scores for tea protocol token rewards. The malicious payload modifies package.json to remove private flags, changes version numbers, generates random Indonesian-themed package names (some variants are also in English), and continuously republishes variants to pollute the npm registry.

Malicious versions

all versions

Every published version of this package is considered malicious — remove it entirely.

Indicators of compromise (SHA-256)

1e13a9d7b5e5952c9e0e3739c59d67083e0e9be60d192f6c9be7f735b5ca17d9

Detection & response playbook

Malicious package
  1. Find it

    Search your lockfiles and build artifacts for phenomic-terser-markdown-archaeogenetics (all published versions).

  2. If you installed it — respond

    Remove phenomic-terser-markdown-archaeogenetics 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 phenomic-terser-markdown-archaeogenetics 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. phenomic-terser-markdown-archaeogenetics on npm has been identified as a malicious package (all published versions flagged). It should be removed immediately — do not install or keep it in your dependency tree.

Credits

  • Amazon Inspector · finder

Detect & block this

O3 blocks phenomic-terser-markdown-archaeogenetics-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.

Explore

phenomic-terser-markdown-archaeogenetics (npm) malicious package — MAL-2025-188661 | O3 Security