{"id":"MAL-2026-3396","summary":"Malicious code in ninja-core-optimizer (PyPI)","details":"\n---\n_-= Per source details. Do not edit below this line.=-_\n\n## Source: kam193 (fbe38f659a9fac5304f648aa594e12123221abd687755378f05b3efe17d6d4c7)\nDuring installation, obfuscated code exfiltrates cryptocurrency wallet data to a hardcoded location\n\n\n---\n\nCategory: MALICIOUS - The campaign has clearly malicious intent, like infostealers.\n\n\nCampaign: 2026-05-ninja-core-utils\n\n\nReasons (based on the campaign):\n\n\n - The package overrides the install command in setup.py to execute malicious code during installation.\n\n\n - obfuscation\n\n\n - crypto-related\n\n\n - exfiltration-crypto\n\n\n - backdoor\n","modified":"2026-05-12T22:02:56.602162Z","published":"2026-05-08T14:04:00Z","database_specific":{"iocs":{"ips":["144.126.142.148"],"urls":["http://144.126.142.148:5555/tao"]},"malicious-packages-origins":[{"import_time":"2026-05-08T14:40:52.976669564Z","sha256":"7421b043b7d687849d0a75da8ecf204604e61b20efc5cf5b18bd3648225e4011","id":"pypi/2026-05-ninja-core-utils/ninja-core-optimizer","source":"kam193","modified_time":"2026-05-08T14:24:06.867122Z","versions":["1.3.3","1.3.4"]},{"import_time":"2026-05-09T17:23:17.193207998Z","sha256":"fbe38f659a9fac5304f648aa594e12123221abd687755378f05b3efe17d6d4c7","id":"pypi/2026-05-ninja-core-utils/ninja-core-optimizer","source":"kam193","modified_time":"2026-05-08T14:24:06.867122Z","versions":["1.3.3","1.3.4"]},{"import_time":"2026-05-12T21:56:03.343303052Z","sha256":"f3b0b000f1baa5e720574c744c51968be3cd230bf5a4d8b451ddf0709e87d2f0","id":"pypi/2026-05-ninja-core-utils/ninja-core-optimizer","source":"kam193","modified_time":"2026-05-08T14:24:06.867122Z","versions":["1.3.3","1.3.4"]}]},"references":[{"type":"WEB","url":"https://bad-packages.kam193.eu/pypi/package/ninja-core-optimizer"}],"affected":[{"package":{"name":"ninja-core-optimizer","ecosystem":"PyPI","purl":"pkg:pypi/ninja-core-optimizer"},"versions":["1.3.3","1.3.4"],"database_specific":{"source":"https://github.com/ossf/malicious-packages/blob/main/osv/malicious/pypi/ninja-core-optimizer/MAL-2026-3396.json"}}],"schema_version":"1.7.5","credits":[{"name":"Kamil Mańkowski (kam193)","contact":["https://github.com/kam193","https://bad-packages.kam193.eu/"],"type":"REPORTER"}]}