{"answers":{"affected":"1 open source package ship an affected version, including blockchain-helper-0.","exploited":"There is no known exploitation of MAL-2026-5352 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-2026-5352 is a malicious package in blockchain-helper-0, published on 9 Jun 2026."},"fix_prompt":"MAL-2026-5352 is a malicious package: blockchain-helper-0 (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-2026-5352/ (Markdown: https://insights.sbomify.com/MAL-2026-5352/index.md)","id":"MAL-2026-5352","markdown":"https://insights.sbomify.com/MAL-2026-5352/index.md","name":"MAL-2026-5352","record":{"aliases":[],"analysis":null,"analysis_generated_by":null,"assigner":null,"cpe":[],"cvss":{"score":null,"severity":null,"source":null,"vector":null,"version":null},"cwes":[],"description":"**Note:** *This report is updated by a verification record*\n\nCrypto/SSH/wallet stealer (self-labeled \"CRYPTO STEALER\"). postinstall scripts/postinstall.js auto-execs, src/index.js harvests ~/.ssh/id_rsa + wallet keys/seeds + env and exfils to hardcoded Telegram bot 8227918239:AAGEMDrBZluDsBBYPxfSyMuv2l3FY8cZCcs chat 6433587894. Auto-exec + hardcoded attacker Telegram exfil; \"blockchain-helper\" identity has no reason to read SSH/wallet keys.\n\nThe package was found to contain malicious code or consuming dependency that contains malicious code","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 blockchain-helper-0 (npm)","id":"MAL-2026-5352","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":["0"],"last_affected":[],"package":"blockchain-helper-0","purl":"pkg:npm/blockchain-helper-0","source":"MAL-2026-5352"}],"products":null,"published":"2026-06-09","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-2026-5352/"}