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Malicious package

elf-stats-cosy-drum-671npm

Advisory published Updated

elf-stats-cosy-drum-671 is a confirmed malicious npm package (MAL-2026-7259) that executes malicious code on install (malicious version 1.0.0). Do not install it — remove it immediately and rotate any exposed credentials.

Malicious code in elf-stats-cosy-drum-671 (npm)

MAL-2026-7259
Immediate action
Remove the package, then rotate any secrets the build/runtime could reach.
npm uninstall elf-stats-cosy-drum-671

Malicious versions

1 flagged
1.0.0

Indicators of compromise (SHA-256)

51f1ca8dca48be8f56580df40da291b05e0cef07bcdb79096d38f61d4a6b6ed7
47abf08a70f7771fd3e4f9bee95f50d7086ea7d77075bdd034b5869e9bcb1047

Detection & response playbook

Malicious package
  1. Find it

    Search your lockfiles and build artifacts for elf-stats-cosy-drum-671 (version 1.0.0).

  2. If you installed it — respond

    Remove elf-stats-cosy-drum-671 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 elf-stats-cosy-drum-671 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. elf-stats-cosy-drum-671 on npm has been identified as a malicious package (version 1.0.0 flagged). It should be removed immediately — do not install or keep it in your dependency tree.

Campaign

RLMA-2026-05049RLUA-2026-06188

References

Credits

  • ReversingLabs · finder

Detect & block this

O3 blocks elf-stats-cosy-drum-671-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

elf-stats-cosy-drum-671 (npm) malicious package — MAL-2026-7259 | O3 Security