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OpenAdvisories
Malicious MAL-2026-13756

joule-sbx-poc

PyPI package · versions 0.1.0

Reported Aug 11, 2026 · Updated Aug 11, 2026

If this package is installed

Remove it, treat the machine (or CI runner) as compromised, and rotate every secret, token and key it could access — from a different, clean machine.

Details

Source: kam193 (c460336aaf7e02cc7b37e4a0e58df5e22431f9de9ea852af21bb1aa2f333039c)
During installation, the code exfiltrates basic information and exfiltrates more information to a localhost service as well as starts a reverse shell there. It seems to be an internal test that was uploaded to a public repository.

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Category: PROBABLY_PENTEST - Packages looking like typical pentest packages, but also anything that looks like testing, exploring pre-prepared kits, research & co, with clearly low-harm possibilities.

Campaign: 2026-08-joule-btp-extension

Reasons (based on the campaign):

- The package contains code to create a reverse shell, allowing an attacker to execute any commands on the victim's machine.

- The package contains code to exfiltrate basic data from the system, like IP or username. It has a limited risk.

Indicators of compromise

Shown defanged and not clickable. Search any indicator to find other packages using it.

URLs

  • hxxps://42b1-2a02-2ad0-103-2841-51cc-a5b3-6bc2-68fe[.]ngrok-free[.]app/asd other packages →