mtslink-depconf-probe-profileusername

{"modified":"2026-08-18T23:04:24Z","published":"2026-08-18T23:04:24Z","schema_version":"1.7.4","id":"MAL-2026-14137","summary":"Malicious code in mtslink-depconf-probe-profileusername (npm)","details":"\n---\n_-= Per source details. Do not edit below this line.=-_\n\n## Source: amazon-inspector (f679922753b7a59c59af851ae74275b5d4760b13fc516bc8c68e8e9568393dc6)\nPackage ships an empty index.js and a preinstall lifecycle script that performs a DNS lookup against probe.4otph6fase1x2won0hrfzul2wt2qqge5.oastify.com (Burp Collaborator out-of-band infrastructure). On npm install, the installer's resolver contacts the attacker-controlled subdomain, leaking install-time telemetry (resolver IP, timing, and the unique subdomain identifier) to a third party. The package name pattern and description ('Bug bounty auth probe - safe empty package') indicate a dependency-confusion / typosquat probe targeting an internal namespace; the only functionality is the outbound beacon.\n","affected":[{"package":{"ecosystem":"npm","name":"mtslink-depconf-probe-profileusername"},"versions":["1.0.0"],"database_specific":{"cwes":[{"cweId":"CWE-506","description":"The product contains code that appears to be malicious in nature.","name":"Embedded Malicious Code"}],"indicators":{"evidence_files":[{"path":"package.json","sha256":"b69c1b40c8ed4db379e35a21cf346f661ff190297af495896674e94a36f549e8","tlsh":"45e07d6ccc11b73314c04de219f98407a8faed4a110c7c165bd3110941cd2e355bf62c"}],"package_integrity":[{"filename":"mtslink-depconf-probe-profileusername-1.0.0.tgz","hashes":{"sha1":"2f9370166e5d5dc098d0a9aa362ebcfe57133f1e","sha512_sri":"sha512-zw0Xc5XU1XygEalAgRnT9ugHaBbUDp0CphvpEa8I0eVuP+zy/0ACIMEYRTeg8NG5W5BZ4VGWXjTRYYFpNzk+3Q=="}}]}}}],"references":[{"type":"PACKAGE","url":"https://www.npmjs.com/package/mtslink-depconf-probe-profileusername/v/1.0.0"}],"credits":[{"name":"Amazon Inspector","type":"FINDER","contact":["inspector-research@amazon.com"]}],"database_specific":{"malicious-packages-origins":[{"id":"IN-MAL-2026-018175","import_time":"2026-08-18T23:09:41.762844095Z","modified_time":"2026-08-18T23:04:24Z","sha256":"f679922753b7a59c59af851ae74275b5d4760b13fc516bc8c68e8e9568393dc6","source":"amazon-inspector","versions":["1.0.0"]}]}}