{"schema_version":"1.7.5","id":"MAL-2026-1086","published":"2026-02-28T11:55:40Z","modified":"2026-03-19T12:57:16.120004Z","summary":"Malicious code in tchap-bot (PyPI)","details":"\n---\n_-= Per source details. Do not edit below this line.=-_\n\n## Source: kam193 (ca239020bc35efc249b5f387dc3ae473132184319b88a498ba3f7ddd9dd6dfe3)\nInstalling the package or importing the module exfiltrates basic information about the host, and the package has no other purpose.\n\n\n---\n\nCategory: 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.\n\n\nCampaign: GENERIC-standard-pypi-install-pentest\n\n\nReasons (based on the campaign):\n\n\n - The package contains code to exfiltrate basic data from the system, like IP or username. It has a limited risk.\n\n\n - The package overrides the install command in setup.py to execute malicious code during installation.\n\n## Source: ossf-package-analysis (e89fc85e4395a4d3008762de9797463e4353fb925e6e0663bd4f4046cf184e78)\nThe OpenSSF Package Analysis project identified 'tchap-bot' @ 199.0.99 (pypi) as malicious.\n\nIt is considered malicious because:\n\n- The package communicates with a domain associated with malicious activity.\n\n- The package executes one or more commands associated with malicious behavior.\n","affected":[{"package":{"name":"tchap-bot","ecosystem":"PyPI","purl":"pkg:pypi/tchap-bot"},"versions":["199.0.99"],"database_specific":{"source":"https://github.com/ossf/malicious-packages/blob/main/osv/malicious/pypi/tchap-bot/MAL-2026-1086.json"}}],"references":[{"type":"WEB","url":"https://bad-packages.kam193.eu/pypi/package/tchap-bot"}],"database_specific":{"malicious-packages-origins":[{"import_time":"2026-02-28T12:12:11.051637612Z","modified_time":"2026-02-28T11:55:40Z","sha256":"e89fc85e4395a4d3008762de9797463e4353fb925e6e0663bd4f4046cf184e78","source":"ossf-package-analysis","versions":["199.0.99"]},{"id":"pypi/GENERIC-standard-pypi-install-pentest/tchap-bot","import_time":"2026-02-28T12:48:34.764723788Z","modified_time":"2026-02-28T12:12:09.357013Z","sha256":"ca239020bc35efc249b5f387dc3ae473132184319b88a498ba3f7ddd9dd6dfe3","source":"kam193","versions":["199.0.99"]},{"id":"RLMA-2026-00803","import_time":"2026-03-19T12:18:20.136259264Z","modified_time":"2026-03-18T12:19:18Z","sha256":"a85ad4e4e92b67e50e3a6e4a64c5d61303d9758dd340213a80fefe7c2eab83be","source":"reversing-labs","versions":["199.0.99"]}]},"credits":[{"name":"Kamil Mańkowski (kam193)","contact":["https://github.com/kam193","https://bad-packages.kam193.eu/"],"type":"REPORTER"},{"name":"OpenSSF: Package Analysis","contact":["https://github.com/ossf/package-analysis","https://openssf.slack.com/channels/package_analysis"],"type":"FINDER"},{"name":"ReversingLabs","contact":["https://www.reversinglabs.com"],"type":"FINDER"}]}