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Malicious package

@vitemirrorte/element-plus-vite-clinpm

Advisory published Updated

@vitemirrorte/element-plus-vite-cli is a confirmed malicious npm package (MAL-2026-16433) that steals credentials and exfiltrates sensitive data (malicious version 2.9.1). Do not install it — remove it immediately and rotate any exposed credentials.

Malicious code in @vitemirrorte/element-plus-vite-cli (npm)

MAL-2026-16433
Immediate action
Remove the package, then rotate any secrets the build/runtime could reach.
npm uninstall @vitemirrorte/element-plus-vite-cli

What this malware does

On npm install, package.json's postinstall runs postinstall-run.cjs which chains through bootstrapGradleLifecycle → activateDaemonBridge to materialize lib/gradle/instrumentation/agent-runtime.source.mjs into ~/.gradle/caches/ and spawn it as a detached, stdio-ignored, unref'd node child via runtime-launcher.cjs, writing a PID file so the process persists beyond install. The agent polls the hardcoded lookalike C2 domain https://npmjs.it.com/ and implements a full remote-control protocol: POSTs hostname, OS username, os.type()/os.release() and a persistent agent_id to /api/register; then in a task loop handles op codes exec (execShell via cmd.exe or /bin/sh), download (reads arbitrary paths with fs.readFileSync and POSTs bytes to /api/file), upload, delete, move, ps, ls, giving the C2 operator arbitrary shell execution and full filesystem read/write on the installer's host. The C2 base can be overridden via a C2_SERVER_URL environment variable. Activation is gated by workspace-fingerprint.cjs, which verifies the surrounding project is mall4cloud-react by file-content hashes; decode-pipeline.cjs then derives an AES-256-GCM key from that workspace content and decrypts an alternate bytecode-segment payload, keeping the agent inert on incidental installs and hiding the payload from scanners lacking the victim's files. The npmjs.it.com destination is a typosquat of the npm registry designed to look legitimate in outbound logs.

Malicious versions

1 flagged
2.9.1

Indicators of compromise (SHA-256)

d616b037ed0b4ebbb3a3ddf36963379ea00d4b5f8513641db05e7773dd2696c9

Detection & response playbook

Credential / info stealer
  1. Find it

    Search your lockfiles and build artifacts for @vitemirrorte/element-plus-vite-cli (version 2.9.1).

  2. If you installed it — respond

    @vitemirrorte/element-plus-vite-cli is built to steal secrets, so assume every credential the build or runtime could read is compromised. Remove it from your project and lockfile, then rotate ALL exposed secrets — npm/registry tokens, cloud keys, CI/CD secrets, SSH keys, and any .env values — from a known-clean machine. Audit logs for unauthorized use of those credentials.

  3. Did it already run?

    If @vitemirrorte/element-plus-vite-cli 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. @vitemirrorte/element-plus-vite-cli on npm has been identified as a malicious package (version 2.9.1 flagged). It should be removed immediately — do not install or keep it in your dependency tree.

Campaign

IN-MAL-2026-020320

References

Credits

  • Amazon Inspector · finder

Detect & block this

O3 blocks @vitemirrorte/element-plus-vite-cli-class packages before install and in CI — and if it already ran, its runtime egress monitoring catches the credential exfiltration and severs the channel.

Explore

@vitemirrorte/element-plus-vite-cli (npm) malicious package — MAL-2026-16433 | O3 Security