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Malicious package

sd-123456npm

Advisory published Updated

sd-123456 is a confirmed malicious npm package (MAL-2025-192347) that executes malicious code on install. Do not install it — remove it immediately and rotate any exposed credentials.

Malicious code in sd-123456 (npm)

MAL-2025-192347
Immediate action
Remove the package, then rotate any secrets the build/runtime could reach.
npm uninstall sd-123456

What this malware does

The package sd-123456 was found to contain malicious code.

Malicious versions

all versions

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

Indicators of compromise (SHA-256)

00b44fd36c7e696d952fccf6c85284d4a4b2fbd1c47062ef87b5ed6d13368fc6

Detection & response playbook

Malicious package
  1. Find it

    Search your lockfiles and build artifacts for sd-123456 (all published versions).

  2. If you installed it — respond

    Remove sd-123456 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 sd-123456 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. sd-123456 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 sd-123456-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

sd-123456 (npm) malicious package — MAL-2025-192347 | O3 Security