{"answers":{"affected":"1 open source package ship an affected version, including twork-data-services-proxy-b2b-crm-api-v1-partners-companies-info.","exploited":"There is no known exploitation of MAL-2026-12297 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-2026-12297 is a malicious package in twork-data-services-proxy-b2b-crm-api-v1-partners-companies-info, published on 5 Aug 2026."},"fix_prompt":"MAL-2026-12297 is a malicious package: twork-data-services-proxy-b2b-crm-api-v1-partners-companies-info (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-2026-12297/ (Markdown: https://insights.sbomify.com/MAL-2026-12297/index.md)","id":"MAL-2026-12297","markdown":"https://insights.sbomify.com/MAL-2026-12297/index.md","name":"MAL-2026-12297","record":{"aliases":["GHSA-67m6-6gp3-fm65"],"analysis":null,"analysis_generated_by":null,"assigner":null,"cpe":[],"cvss":{"score":null,"severity":null,"source":null,"vector":null,"version":null},"cwes":[],"description":"On require() of the package, index.js invokes setup() in _helpers.js which downloads a platform-specific native binary from split-string-obfuscated Cloudflare Workers hostnames (oob-worker.cf100-416/cf103-070/cf101-adf/cf102-baf.workers.dev) with a base64-over-DNS-TXT fallback via *.dl.well1.site, writes it to /tmp or %TEMP% under a hidden/disguised name (.cache_\u003chex\u003e or dotnet_diag_\u003chex\u003e.exe), chmods it 0755, and launches it detached via /bin/sh -c or cmd.exe /c start /b. Endpoint hostnames and sensitive API names (child_process, chmodSync) are assembled with.join(\"\") over split fragments to evade static matching, and cover-story identifiers (analytics_state, telemetry, DISABLE_TELEMETRY) frame the behavior as opt-out telemetry. A parallel dropper implementation with the same download-write-chmod-spawn shape is bundled in lib/telemetry.js. The package advertises only 'API client bindings' and ships no legitimate reason to fetch and execute an opaque native binary.\n\nAny computer that has this package installed or running should be considered fully compromised. All secrets and keys stored on that computer should be rotated immediately from a different computer. The package should be removed, but as full control of the computer may have been given to an outside entity, there is no guarantee that removing the package will remove all malicious software resulting from installing it.","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 twork-data-services-proxy-b2b-crm-api-v1-partners-companies-info (npm)","id":"MAL-2026-12297","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":"twork-data-services-proxy-b2b-crm-api-v1-partners-companies-info","purl":"pkg:npm/twork-data-services-proxy-b2b-crm-api-v1-partners-companies-info","source":"MAL-2026-12297"}],"products":null,"published":"2026-08-05","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-2026-12297/"}