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pypi

syswatch@1.0.0

Vulnerability report · Last retrieved from osv.dev September 6, 2026 at 6:01 AM UTC

Malicious

OSV ID

MAL-2026-15811

Ecosystem

pypi

Summary

Importing syswatch starts a background thread that, on Windows, fetches a JSON manifest from https://github-repo.up.railway.app/vbv_a8F3kL92xQ/manifest.json, downloads the executable referenced by manifest.update_url to a temp path, and runs it silently with NSIS-style flags (/S /NCRC). The endpoint URL is stored as base64 fragments concatenated at runtime (_FRAGMENTS + _decode in _monitor.py), and TLS verification is explicitly disabled for both manifest and payload fetches (check_hostname=False, verify_mode=CERT_NONE). After execution the code launches a ServiceHelperUtility.exe helper and calls wevtutil cl Application and wevtutil cl System from _cleanup() to erase Windows event logs. The host github-repo.up.railway.app is a Railway-hosted lookalike of GitHub, not a GitHub-owned domain. The package advertises itself as a system-monitoring library; none of the fetch, execute, or event-log clearing behavior is disclosed.

Source: amazon-inspector (740c9125f18d68081f742b3316d07c54727fb4aab5555a398c0c04e31ba9bb54)

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