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Malicious package

metrify-chainnpm

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

MAL-2026-2779
Immediate action
Remove the package, then rotate any secrets the build/runtime could reach.
npm uninstall metrify-chain

What this malware does

The package metrify-chain was found to contain malicious code.

Malicious versions

1 flagged
2.4.5

Indicators of compromise (SHA-256)

449baba60b03728f730c775e8c09df0dd6220a0c932658024b8e04e971a2f2ef
6898154f06df814bd48f3b479a605e61fcffebfc9ce5c39a6904ba24a907ac78

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 metrify-chain (version 2.4.5). O3 Security's supply-chain scanner checks every dependency against known-malicious package intelligence at install time and in CI, flagging metrify-chain across your stack and pipelines.

  2. If you installed it — respond

    Remove metrify-chain 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 metrify-chain 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 metrify-chain 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. metrify-chain on npm has been identified as a malicious package (version 2.4.5 flagged). It should be removed immediately — do not install or keep it in your dependency tree.

Campaign

RLMA-2026-01990

Credits

  • Amazon Inspector · finder
  • ReversingLabs · finder

Detect & block this

O3 blocks metrify-chain-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.

metrify-chain (npm) malicious package — MAL-2026-2779 | O3 Security