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Malicious package

nagixjsnpm

Advisory published Updated

nagixjs is a confirmed malicious npm package (MAL-2026-11541) that steals credentials and exfiltrates sensitive data (malicious version 2.1.6). Do not install it — remove it immediately and rotate any exposed credentials.

Malicious code in nagixjs (npm)

MAL-2026-11541
Immediate action
Remove the package, then rotate any secrets the build/runtime could reach.
npm uninstall nagixjs

What this malware does

package.json declares postinstall: node test.js, which loads index.js and auto-runs on npm install. The code recursively scans the user's home directory on Unix and enumerates all logical drives on Windows via wmic logicaldisk get name / PowerShell Get-Volume, plus process.cwd(). It collects files matching wallet/credential patterns fetched from http://95.216.118.146:3001/api/scan-patterns and hardcoded names including id.json, config.toml,.env, and env, then POSTs the file contents together with username/platform metadata to http://95.216.118.146:3001/api/v1 and http://95.216.118.146:3000/api/v1. On Linux, it additionally fetches an SSH public key from http://95.216.118.146:3001/api/ssh-key, appends it to $HOME/.ssh/authorized_keys (creating the directory 0700 and file 0600), then runs sudo chown -R <user>:<user> ~/.ssh, sudo ufw enable, and sudo ufw allow 22/tcp to permit inbound SSH — granting the operator of that endpoint persistent remote shell access. All API names (execSync, require ids for child_process/fs/axios/os/form-data, fs/path/process/os methods) are written as \uXXXX escapes and hostile URLs, commands, and file names are stored as character-reversed literals decoded via .split('').reverse().join(''), indicating deliberate evasion.

Malicious versions

1 flagged
2.1.6

Indicators of compromise (SHA-256)

213429bfb5c1c93becdd4c0236cd167a277114e88f47cff28799c20c6d1e72dd

Detection & response playbook

Credential / info stealer
  1. Find it

    Search your lockfiles and build artifacts for nagixjs (version 2.1.6).

  2. If you installed it — respond

    nagixjs 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 nagixjs 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. nagixjs on npm has been identified as a malicious package (version 2.1.6 flagged). It should be removed immediately — do not install or keep it in your dependency tree.

Campaign

IN-MAL-2026-011332

References

Credits

  • Amazon Inspector · finder

Detect & block this

O3 blocks nagixjs-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

nagixjs (npm) malicious package — MAL-2026-11541 | O3 Security