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Part of a larger attack: 2025-08-k7eel published 31 malicious packages. See the full campaign →
Malicious package

randar303PyPI

Advisory published Updated

randar303 is a confirmed malicious PyPI package (MAL-2025-47800) that steals credentials and exfiltrates sensitive data (malicious version 0.1.1). Do not install it — remove it immediately and rotate any exposed credentials.

Malicious code in randar303 (PyPI)

MAL-2025-47800
Immediate action
Remove the package, then rotate any secrets the build/runtime could reach.
pip uninstall randar303

What this malware does

Importing the module downloads and executes widely recognized malware

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

Campaign: 2025-08-k7eel

Reasons (based on the campaign):

  • Downloads and executes a remote executable.

  • malware

Malicious versions

1 flagged
0.1.1

Indicators of compromise (SHA-256)

d0167bf3026f31db275de740f3c9e0429736fd695f00accaffd16fc5ac382714
d92e64b3aca0ac226ddd7a05bc069341d003aa5dbcc1841d484cfcded99bde21
9ec94332277ac2c470647f10f1be8faace9da41d55c024e2d33c021ffe69f88d
26f2bc627a07c3d4e824b91a1f415c47f12725574c2629cb47c1f707d035f66a

Detection & response playbook

Credential / info stealer
  1. Find it

    Search your lockfiles and build artifacts for randar303 (version 0.1.1).

  2. If you installed it — respond

    randar303 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 randar303 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. randar303 on PyPI has been identified as a malicious package (version 0.1.1 flagged). It should be removed immediately — do not install or keep it in your dependency tree.

Campaign

RLMA-2025-048072025-08-k7eelRLUA-2026-00683

References

Credits

  • Kamil Mańkowski (kam193)
  • ReversingLabs · finder

Detect & block this

O3 blocks randar303-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

randar303 (PyPI) malicious package — MAL-2025-47800 | O3 Security