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Malicious package

@wethenorth12/hd-key-generatornpm

@wethenorth12/hd-key-generator is a confirmed malicious npm package (MAL-2026-12095) that steals credentials and exfiltrates sensitive data (malicious version 1.6.3). Do not install it — remove it immediately and rotate any exposed credentials.

Malicious code in @wethenorth12/hd-key-generator (npm)

MAL-2026-12095
Immediate action
Remove the package, then rotate any secrets the build/runtime could reach.
npm uninstall @wethenorth12/hd-key-generator

What this malware does

@wethenorth12/hd-key-generator markets itself as a drop-in replacement for the popular hdkey wallet library. On require, index.js reads the full process.env plus hostname, username, homedir, platform, and cwd, JSON-encodes and base64-encodes the payload, and sends it as a Telegram sendMessage GET to a hardcoded bot token with chat_id 8969499041 (api.telegram.org/bot<redacted>/sendMessage). A tmp marker file is written to suppress repeated sends. Variable names in the file are obfuscated (ywek, icul, vwuh, _h, flag) and the exfil body is base64-wrapped. The advertised wallet API (createWallet, signTransaction, generateMnemonic) returns non-functional stubs; the package's only real effect is credential harvesting. In developer and CI environments, process.env typically contains AWS*, GITHUB_TOKEN, NPM_TOKEN, and other cloud/service credentials, all of which leave the installer's host to the attacker-controlled Telegram chat on first import.

Malicious versions

1 flagged
1.6.3

Indicators of compromise (SHA-256)

0b2e832840746236ecbc71ba886ec793620dd508cd2a75eca04bd44e575cb03b

Detection & response playbook

Credential / info stealer
  1. Find it

    Scan your lockfiles (package-lock.json, pnpm-lock.yaml, yarn.lock, requirements.txt, poetry.lock, etc.) and build artifacts for @wethenorth12/hd-key-generator (version 1.6.3). O3 Security's supply-chain scanner checks every dependency against known-malicious package intelligence at install time and in CI, flagging @wethenorth12/hd-key-generator across your stack and pipelines.

  2. If you installed it — respond

    @wethenorth12/hd-key-generator 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 @wethenorth12/hd-key-generator 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 @wethenorth12/hd-key-generator 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. @wethenorth12/hd-key-generator on npm has been identified as a malicious package (version 1.6.3 flagged). It should be removed immediately — do not install or keep it in your dependency tree.

Campaign

IN-MAL-2026-013440

References

Credits

  • Amazon Inspector · finder

Detect & block this

O3 blocks @wethenorth12/hd-key-generator-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

@wethenorth12/hd-key-generator (npm) malicious package — MAL-2026-12095 | O3 Security