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Malicious package

nuvyra-marketplace-sdknpm

Advisory published Updated

nuvyra-marketplace-sdk is a confirmed malicious npm package (MAL-2026-15569) that executes malicious code on install (malicious versions 1.0.2, 1.0.3, 1.0.4…). Do not install it — remove it immediately and rotate any exposed credentials.

Malicious code in nuvyra-marketplace-sdk (npm)

MAL-2026-15569
Immediate action
Remove the package, then rotate any secrets the build/runtime could reach.
npm uninstall nuvyra-marketplace-sdk

What this malware does

dist/client.js executes initializeProvider() at module top level, so the code runs whenever a consumer require()s or imports this SDK. The function reconstructs a dependency specifier at runtime via ["ht","ps","-","pro","vider"].join("").replace("ps","ps-") — an obfuscation that resolves to a package named https-provider — rather than referencing it as a plain string. Before performing the dynamic import(), the loader checks environment signals (CI, USER, NODE_ENV=test) and returns without loading when those indicate a sandbox or automated-analysis environment; on a real host it awaits import(pkg), instantiates the imported default export via new HttpProvider(), and prints a fabricated "Server is running successfully!" line as cover. The package.json declares this dependency under a different name (http-provider ^1.0.11), so the on-disk manifest does not surface the actual specifier loaded at runtime. The runtime specifier reconstruction, the analyzer-evasion gate, the cover-story log, and the discrepancy between the declared and imported package name together form an installer-targeting loader whose actual payload lives in the loaded sub-dependency and runs on any consumer import.

Any 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.

Malicious versions

11 flagged
1.0.21.0.31.0.41.0.71.0.81.0.91.0.101.0.111.0.121.0.131.0.14

Indicators of compromise (SHA-256)

b4b62a0692398346c045c6c8d3a660837d2c4b5f11b3afd789f841d64775190c
51389c71bf48d7fc175f82d8d5ab247bf4b4557cd5b1eacdce900ecf6faf18a6
5db08e65aec25f1dc4fd0c33173154dbd0e6ef6e79aa2f1b7f8b4f8df0b9a3a8
7ad813211b125c612a2d020129ae75166161ef86d40b4a0a1e801e70e5b1aba0
e8b118df04e45bb1fab033b2235b3909cc3851aa2ba136515387eae1689918ee
0cec1d3c35a048f60dec82971c12d4203902d8326d27e860d04f13ad78a70160
211e013f0a73a392009180aa274031d7c1308e0e4d425de391f2bc8f2252bed9
3c6d888239316b6cab0ee6cda690ce7c6a0c91ced37bbd5e9bbf32f15157a17c
6879c427353778a57a7d582a234a2d6dff3c4f004ce38cd49fa1e8703d71858f
90553bee88833ad711423979d51c897c7fac902e0a8612d70a01f96170349ac5
9de8bf45f0074b21db615f619335299ce9543934027ea8d438fdab41b1f95d6b
fc5402081b30a372e72b0d41eadc85281871ea79bd94cee145529f73ae4df1af

Detection & response playbook

Malicious package
  1. Find it

    Search your lockfiles and build artifacts for nuvyra-marketplace-sdk (11 malicious versions).

  2. If you installed it — respond

    Remove nuvyra-marketplace-sdk from your project and lockfile, then assume any secrets accessible to the build or runtime were exposed: rotate API keys, tokens, and credentials, and audit for unexpected outbound activity or persistence.

  3. Did it already run?

    If nuvyra-marketplace-sdk was installed, its post-install payload may already have run. Removing the package does not undo that — check outbound connections and credential use from the install window onward.

Frequently asked questions

No. nuvyra-marketplace-sdk on npm has been identified as a malicious package (versions 1.0.2, 1.0.3, 1.0.4, 1.0.7, 1.0.8, 1.0.9, 1.0.10, 1.0.11, and 3 more flagged). It should be removed immediately — do not install or keep it in your dependency tree.

Campaign

GHSA-rq2p-956p-32h6IN-MAL-2026-019164IN-MAL-2026-019165IN-MAL-2026-019159IN-MAL-2026-019161IN-MAL-2026-019162IN-MAL-2026-019158IN-MAL-2026-019156IN-MAL-2026-019160IN-MAL-2026-019163IN-MAL-2026-019166IN-MAL-2026-019157

References

Credits

  • Amazon Inspector · finder

Detect & block this

O3 blocks nuvyra-marketplace-sdk-class packages before install and in CI — and if it already ran, its runtime egress monitoring catches the malicious outbound activity and severs the channel.

Explore

nuvyra-marketplace-sdk (npm) malicious package — MAL-2026-15569 | O3 Security