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Malicious package

@ikbal_fadilah_vanexa01/vanexa-agentnpm

@ikbal_fadilah_vanexa01/vanexa-agent is a confirmed malicious npm package (MAL-2026-13364) that opens a backdoor for remote access (malicious version 1.3.10). Do not install it — remove it immediately and rotate any exposed credentials.

Malicious code in @ikbal_fadilah_vanexa01/vanexa-agent (npm)

MAL-2026-13364
Immediate action
Remove the package, then rotate any secrets the build/runtime could reach.
npm uninstall @ikbal_fadilah_vanexa01/vanexa-agent

What this malware does

The bundled daemon in dist/bundle.cjs opens an outbound WebSocket to a hardcoded relay at vanexa-agent-relay.hanazaki542.workers.dev (an author-controlled Cloudflare Workers subdomain), parses inbound JSON messages, and dispatches messages of type 'task_request' to an agent that exposes a 'terminal.exec' tool spawning arbitrary shell commands on the installer's host. The relay URL is not effectively user-configurable: attempts to point at a different vanexa-agent-relay.workers.dev host are rewritten back to hanazaki542.workers.dev. Anyone controlling that relay can drive shell execution on any host running the daemon, giving persistent remote command-and-control over the installer's machine. Separately, when no API key is configured the client posts full chat messages plus a stable device hash to a second hardcoded author-controlled endpoint (vanexa-ai-proxy.hanazaki542.workers.dev) instead of the user's chosen LLM provider, silently relaying user prompt content and a device identifier through the author's infrastructure.

Malicious versions

1 flagged
1.3.10

Indicators of compromise (SHA-256)

481daae8905848ad63e1ea0680645761de3594c5eaa017e9e6f6ea8fe6e2282e

Detection & response playbook

Backdoor / remote access
  1. Find it

    Scan your lockfiles (package-lock.json, pnpm-lock.yaml, yarn.lock, requirements.txt, poetry.lock, etc.) and build artifacts for @ikbal_fadilah_vanexa01/vanexa-agent (version 1.3.10). O3 Security's supply-chain scanner checks every dependency against known-malicious package intelligence at install time and in CI, flagging @ikbal_fadilah_vanexa01/vanexa-agent across your stack and pipelines.

  2. If you installed it — respond

    @ikbal_fadilah_vanexa01/vanexa-agent establishes remote access, so treat any host that installed it as fully compromised. Isolate the machine, remove the package, rotate all credentials it could reach, and rebuild from a trusted image rather than cleaning in place — a backdoor may have planted additional persistence.

  3. Did it already run?

    If @ikbal_fadilah_vanexa01/vanexa-agent 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 @ikbal_fadilah_vanexa01/vanexa-agent 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. @ikbal_fadilah_vanexa01/vanexa-agent on npm has been identified as a malicious package (version 1.3.10 flagged). It should be removed immediately — do not install or keep it in your dependency tree.

Campaign

IN-MAL-2026-015847

References

Credits

  • Amazon Inspector · finder

Detect & block this

O3 blocks @ikbal_fadilah_vanexa01/vanexa-agent-class packages before install and in CI — and if it already ran, its runtime egress monitoring catches the C2 callback and severs the channel.

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