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Malicious package

@mparpaillon/imagesloadednpm

Malicious code in @mparpaillon/imagesloaded (npm) Remove it immediately and rotate any exposed credentials.

MAL-2025-190871
Immediate action
Remove the package, then rotate any secrets the build/runtime could reach.
npm uninstall @mparpaillon/imagesloaded

What this malware does

The package @mparpaillon/imagesloaded was found to contain malicious code.

Malicious versions

1 flagged
4.1.2

Indicators of compromise (SHA-256)

733f9cddc9163f876de6db1b1dab8c6325aa55f34f478662321875c52f242ea4
506e977605745b6dcf2edcfac3bf4e93db53a7e8b954f02ea12ea95cdffbef6d

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 @mparpaillon/imagesloaded (version 4.1.2). O3 Security's supply-chain scanner checks every dependency against known-malicious package intelligence at install time and in CI, flagging @mparpaillon/imagesloaded across your stack and pipelines.

  2. If you installed it — respond

    Remove @mparpaillon/imagesloaded 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 @mparpaillon/imagesloaded 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 @mparpaillon/imagesloaded 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. @mparpaillon/imagesloaded on npm has been identified as a malicious package (version 4.1.2 flagged). It should be removed immediately — do not install or keep it in your dependency tree.

Campaign

RLMA-2025-06028

References

Credits

  • Amazon Inspector · finder
  • ReversingLabs · finder

Detect & block this

O3 blocks @mparpaillon/imagesloaded-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.

@mparpaillon/imagesloaded (npm) malicious package — MAL-2025-190871 | O3 Security