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Malicious package

node-calculator-x7k9-grabbernpm

Advisory published Updated

node-calculator-x7k9-grabber is a confirmed malicious npm package (MAL-2025-192847) 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 node-calculator-x7k9-grabber (npm)

MAL-2025-192847
Immediate action
Remove the package, then rotate any secrets the build/runtime could reach.
npm uninstall node-calculator-x7k9-grabber

What this malware does

The package node-calculator-x7k9-grabber was found to contain malicious code.

Malicious versions

1 flagged
1.0.0

Indicators of compromise (SHA-256)

dc6050a515d0728668766adbcbaead905854d071d740937b0659c53a9505c115
d6cc05819aa6a1000e0cdbf0a16de8aedc5d4c8be6ddf58c1a4db00890ea075b

Detection & response playbook

Malicious package
  1. Find it

    Search your lockfiles and build artifacts for node-calculator-x7k9-grabber (version 1.0.0).

  2. If you installed it — respond

    Remove node-calculator-x7k9-grabber 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 node-calculator-x7k9-grabber 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. node-calculator-x7k9-grabber 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-2025-06433

Credits

  • Amazon Inspector · finder
  • ReversingLabs · finder

Detect & block this

O3 blocks node-calculator-x7k9-grabber-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

node-calculator-x7k9-grabber (npm) malicious package — MAL-2025-192847 | O3 Security