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Malicious package

node-syncoranpm

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

MAL-2026-2787
Immediate action
Remove the package, then rotate any secrets the build/runtime could reach.
npm uninstall node-syncora

What this malware does

The package node-syncora was found to contain malicious code.

Malicious versions

1 flagged
2.4.5

Indicators of compromise (SHA-256)

b96853ab6ceb4432c4e5950c9f4500270c0855af4c861275d0bebb8eb8cc41b5
3b9b36edd7fd683545fa4d254469ab5bd0697265cf63352489d2f0f7cd8583a0

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 node-syncora (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 node-syncora across your stack and pipelines.

  2. If you installed it — respond

    Remove node-syncora 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-syncora 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 node-syncora 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. node-syncora 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-2026-02004

Credits

  • Amazon Inspector · finder
  • ReversingLabs · finder

Detect & block this

O3 blocks node-syncora-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.

node-syncora (npm) malicious package — MAL-2026-2787 | O3 Security