pypi · Malicious package advisory
Malwareb10connoisseur
MAL-2026-870
Malicious code in b10connoisseur (PyPI)
Details
--- _-= Per source details. Do not edit below this line.=-_ ## Source: kam193 (3b004210d186f2b625699f4d863f3ba95407f836eadfee0168be63f85124b5b7) During installation, package attempts to enumerate the environment and exfiltrates potentially sensitive data to a hardcoded location. --- Category: MALICIOUS - The campaign has clearly malicious intent, like infostealers. Campaign: 2026-02-b10connoisseur Reasons (based on the campaign): - exfiltration-generic - exfiltration-env-variables - The package overrides the install command in setup.py to execute malicious code during installation. ## Source: ossf-package-analysis (c734377588989b8ed547518a07d2d0fd2e92265be0539f4432d06b994e9e6d17) The OpenSSF Package Analysis project identified 'b10connoisseur' @ 0.12.0 (pypi) as malicious. It is considered malicious because: - The package executes one or more commands associated with malicious behavior.
Compromised versions (23)
- 0.1.0
- 0.2.0
- 0.3.0
- 0.4.0
- 0.5.0
- 0.12.0
- 0.13.0
- 0.14.0
- 0.17.0
- 0.18.0
- 0.19.0
- 0.20.0
- 0.21.0
- 0.22.0
- 0.23.0
- 0.24.0
- 0.25.0
- 0.26.0
- 0.27.0
- 0.28.0
- 0.29.0
- 0.30.0
- 0.31.0
Any computer that installed or ran a compromised version should be considered fully compromised. Rotate every secret on that machine from a clean environment.