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Malicious package

grokwrapperPyPI

Advisory published Updated

grokwrapper is a confirmed malicious PyPI package (MAL-2026-811) that steals credentials and exfiltrates sensitive data (malicious versions 0.1.0, 0.2.0). Do not install it — remove it immediately and rotate any exposed credentials.

Malicious code in grokwrapper (PyPI)

MAL-2026-811
Immediate action
Remove the package, then rotate any secrets the build/runtime could reach.
pip uninstall grokwrapper

What this malware does

During importing the module, package silently execute code hidden in an embedded config file, and downloads remote executable. It's then added to Run registry key for persistence and started.

During analysis, the executable was not detected by antiviruses.

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

Campaign: 2026-02-grokwrapper

Reasons (based on the campaign):

  • Downloads and executes a remote executable.

  • obfuscation

  • peristence-autorun

Malicious versions

2 flagged
0.1.00.2.0

Indicators of compromise (SHA-256)

a7ae896464be7f195243e35231a2435d0a1eb055cc7fa8cfaef707c7e11c55b2
6a020c1f62988aa0b040fe97d8a8444b8e38e3a8cdd62197795d96fdd8a0c8b3

Detection & response playbook

Credential / info stealer
  1. Find it

    Search your lockfiles and build artifacts for grokwrapper (2 malicious versions).

  2. If you installed it — respond

    grokwrapper 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 grokwrapper 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. grokwrapper on PyPI has been identified as a malicious package (versions 0.1.0, 0.2.0 flagged). It should be removed immediately — do not install or keep it in your dependency tree.

Campaign

2026-02-grokwrapper

References

Credits

  • Kamil Mańkowski (kam193) · reporter

Detect & block this

O3 blocks grokwrapper-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

grokwrapper (PyPI) malicious package — MAL-2026-811 | O3 Security