{"answers":{"affected":"1 open source package ship an affected version, including sme-rko-finance-front-payment-registers-operations-domain.","exploited":"There is no known exploitation of MAL-2026-13653 in the wild and no public exploit code.","fix":"Remove the package from your dependencies and lockfiles, then rotate any secrets on machines where it was installed.","what":"MAL-2026-13653 is a malicious package in sme-rko-finance-front-payment-registers-operations-domain, published on 8 Aug 2026."},"fix_prompt":"MAL-2026-13653 is a malicious package: sme-rko-finance-front-payment-registers-operations-domain (npm). Every version was published to cause harm.\n\nTask:\n1. Search this repository's dependency manifests and lockfiles for the package, including transitive dependencies.\n2. If it is present, remove it, regenerate the lockfile with the project's package manager, and replace whatever it was used for.\n3. List any CI runners, developer machines or containers that installed it, so their secrets can be rotated.\n4. If the package is not used anywhere, say so and change nothing.\n\nReference: https://insights.sbomify.com/MAL-2026-13653/ (Markdown: https://insights.sbomify.com/MAL-2026-13653/index.md)","id":"MAL-2026-13653","markdown":"https://insights.sbomify.com/MAL-2026-13653/index.md","name":"MAL-2026-13653","record":{"aliases":[],"analysis":null,"analysis_generated_by":null,"assigner":null,"cpe":[],"cvss":{"score":null,"severity":null,"source":null,"vector":null,"version":null},"cwes":[],"description":"index.js unconditionally loads _runtime.js on require. _runtime.js detects the host OS and architecture, then downloads an opaque platform-matched binary over HTTPS from hardcoded Cloudflare workers.dev subdomains (oob-worker.cf103-070.workers.dev, oob-worker.cf102-baf.workers.dev, oob-worker.cf99-9b3.workers.dev). If HTTPS retrieval fails, it falls back to a DNS-TXT covert channel under *.dl.wel1.ru, requesting a chunk-count TXT record at c.\u003cdomain\u003e and then reassembling base64-encoded payload chunks from N.\u003cdomain\u003e TXT queries. The reassembled bytes are written to /var/tmp or %TEMP% under a disguised filename (.cache_\u003crand\u003e or dotnet_diag_\u003crand\u003e.exe mimicking a.NET diagnostic tool), chmodded 0755, and spawned detached via /bin/sh -c or cmd.exe /c start /b. Both the CDN hostnames and the fallback resolver domains are constructed by Array.join of split fragments to evade string scanning. The delivered binary is unpinned, unverified, opaque, and served from anonymous edge-worker infrastructure and a.ru DNS channel unrelated to any legitimate publisher of a finance/payment-registers package.","ecosystems":["npm"],"exploits":{"exploitdb":null,"first_seen":null,"github_poc":null,"max_poc_stars":null,"metasploit":null,"nuclei":null,"refs":[],"tier":null},"has_fix":false,"headline":"Malicious code in sme-rko-finance-front-payment-registers-operations-domain (npm)","id":"MAL-2026-13653","indexable":true,"kev":null,"kind":"malicious","links":{"ecosystem":"npm","product":null,"products":[],"type":null,"year":"2026"},"n_packages":1,"n_references":null,"packages":[{"ecosystem":"npm","fixed":[],"introduced":[],"last_affected":[],"package":"sme-rko-finance-front-payment-registers-operations-domain","purl":"pkg:npm/sme-rko-finance-front-payment-registers-operations-domain","source":"MAL-2026-13653"}],"products":null,"published":"2026-08-08","related":[],"sources":[{"class":"attribution","licence":"Apache-2.0","name":"OpenSSF Malicious Packages","prefix":"MAL"}],"ssvc":{"automatable":null,"exploitation":null,"technical_impact":null},"state":null,"updated":null,"vendors":null},"summary":null,"url":"https://insights.sbomify.com/MAL-2026-13653/"}