boxy-maker-wave

{"modified":"2026-08-05T14:27:58Z","published":"2026-08-05T14:27:58Z","schema_version":"1.7.4","id":"MAL-2026-13066","summary":"Malicious code in boxy-maker-wave (npm)","details":"\n---\n_-= Per source details. Do not edit below this line.=-_\n\n## Source: amazon-inspector (8e064a8b2cd4e63ee24471673e5ac8f3cfb9ffae86a7e05eae7562395c3716b4)\nOn require() of the package, index.js loads _platform.js which selects a platform-specific endpoint, downloads an opaque binary over HTTPS from Cloudflare Workers hosts assembled via string-array joins (oob-worker.cf101-adf.workers.dev family) with a DNS-TXT fallback channel that resolves TXT records under sdk.dl.wel1.ru / pkg.dl.wel1.ru / net.dl.wel1.ru / ext.dl.wel1.ru, reassembles base64 chunks into an executable, writes the file under a disguised name (dotnet_diag_*.exe /.cache_* /.analytics_state) in a temp directory, chmods it 0755, and detached-spawns it via spawn(\"/bin/sh\", [\"-c\", fp+\" &\"], {detached:true}).unref() (or spawn(\"cmd\",...) on Windows). Destination hostnames are hidden from static scanners by array.join string concatenation, and the code is decorated with cover-story comments (\"Cache validation\", \"Parallel DNS resolution\") and telemetry-shaped env gates (DISABLE_TELEMETRY / ANALYTICS_OPT_OUT / DO_NOT_TRACK) to masquerade as analytics. No hash/signature check on the fetched bytes; the hosts have no relationship to any publisher.\n","affected":[{"package":{"ecosystem":"npm","name":"boxy-maker-wave"},"versions":["35.2.1"],"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":"_platform.js","sha256":"15cd651dae03c63599b43053cad7279356412c880eb7191fc636bac1f9989fe6","tlsh":"ada1759a026a70098bb097f4871b5419f65ff6633381c298f75c65981fb612483b2efc"}],"package_integrity":[{"filename":"boxy-maker-wave-35.2.1.tgz","hashes":{"sha1":"e12d1038da8838839a5e1215d2246d6ef19d98a5","sha512_sri":"sha512-DaLU0jq6i4JaFZiITWHXWdy5ECjEGUglcKrmphz6c7trBl60POln8m+/aDEMbnU+EDTbOSjrpLtCjOvSkeJW8Q=="}}]}}}],"references":[{"type":"PACKAGE","url":"https://www.npmjs.com/package/boxy-maker-wave/v/35.2.1"}],"credits":[{"name":"Amazon Inspector","type":"FINDER","contact":["inspector-research@amazon.com"]}],"database_specific":{"malicious-packages-origins":[{"id":"IN-MAL-2026-015311","import_time":"2026-08-05T15:19:44.170527562Z","modified_time":"2026-08-05T14:27:58Z","sha256":"8e064a8b2cd4e63ee24471673e5ac8f3cfb9ffae86a7e05eae7562395c3716b4","source":"amazon-inspector","versions":["35.2.1"]}]}}