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Malicious package

make-helperPyPI

make-helper is a confirmed malicious PyPI package (MAL-2026-10991) that steals credentials and exfiltrates sensitive data (malicious versions 0.1.0, 0.1.1). Do not install it — remove it immediately and rotate any exposed credentials.

Malicious code in make-helper (PyPI)

MAL-2026-10991
Immediate action
Remove the package, then rotate any secrets the build/runtime could reach.
pip uninstall make-helper

What this malware does

On import dev_helper, the package's init.py starts a daemon thread that runs decryptor.decrypt_and_run(): it fetches an AES-GCM key from the hardcoded endpoint https://key-2qfm.vercel.app/api/key, decrypts the shipped dev_helper/encrypted.bin (16.9 KB ciphertext, nonce prepended), and executes the plaintext via exec(plaintext, {'name': 'main'}). The auto-start is gated to skip interactive Python sessions and PYTHONSTARTUP contexts, so the payload fires in CI and production imports but stays hidden from REPL inspection. Logging is disabled (logging.disable(logging.CRITICAL)) and errors are swallowed. The package's stated purpose ("a helpful developer utility") does not disclose any of this, and the true payload is opaque without the remote key, allowing the operator of key-2qfm.vercel.app to rotate the executed code at will.

The package embeds encrypted code that, during import, is decrypted using an externally sourced password. The recovered code is executed and starts a bot capable of exfiltrating local files.

Category: MALICIOUS - The campaign has clearly malicious intent, like infostealers.

Campaign: 2026-07-make-helper

Reasons (based on the campaign):

  • files-exfiltration

  • obfuscation

  • uses-telegram-bot

Malicious versions

2 flagged
0.1.00.1.1

Indicators of compromise (SHA-256)

39bf40d5056dc821bcedf5fcc304e26d9e6566f5beb508b6a01874b49d32becd
15330c3df4c6827204ab0d657cd2c4c834b3cec33e7f453fe1cb108a2d0809db
bb2e6560048133cc76a9e325b02b2719f89d59c500d09409bb10b6f4afb14401

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 make-helper (2 malicious versions). O3 Security's supply-chain scanner checks every dependency against known-malicious package intelligence at install time and in CI, flagging make-helper across your stack and pipelines.

  2. If you installed it — respond

    make-helper 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 make-helper 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 make-helper 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. make-helper on PyPI has been identified as a malicious package (versions 0.1.0, 0.1.1 flagged). It should be removed immediately — do not install or keep it in your dependency tree.

Campaign

2026-07-make-helperIN-MAL-2026-011096IN-MAL-2026-011042

References

Credits

  • Amazon Inspector · finder
  • Kamil Mańkowski (kam193) · reporter

Detect & block this

O3 blocks make-helper-class packages before install and in CI — and if it already ran, its runtime egress monitoring catches the credential exfiltration and severs the channel.

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