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Malicious package

editor_applicationnpm

editor_application is a confirmed malicious npm package (MAL-2026-12788) that steals credentials and exfiltrates sensitive data (malicious version 9999.0.0). Do not install it — remove it immediately and rotate any exposed credentials.

Malicious code in editor_application (npm)

MAL-2026-12788
Immediate action
Remove the package, then rotate any secrets the build/runtime could reach.
npm uninstall editor_application

What this malware does

package.json declares a preinstall hook that runs node callback.js, which on npm install collects host-level identifiers (os.hostname, os.userInfo username, current working directory, npm_config_registry) and private CI repository slugs from a broad set of provider env vars (GITHUB_REPOSITORY, GitLab, Azure, Bitbucket, Travis, Drone, Buildkite, Circle, Jenkins) and transmits them via plain-HTTP GET to http://75.119.137.232:31337/depconfuse as query parameters (pkg, h, u, d, reg, ci). The version number 9999.0.0 combined with the /depconfuse path is the signature of a dependency-confusion beacon that maps internal package namespaces and CI topology of installing organizations to a hardcoded attacker-controlled bare-IP endpoint.

Malicious versions

1 flagged
9999.0.0

Indicators of compromise (SHA-256)

c5914405fc5126f1abcc621e835b7e71774fb1b49cc51d5f02e808292769eb25

Detection & response playbook

Credential / info stealer
  1. Find it

    Scan your lockfiles (package-lock.json, pnpm-lock.yaml, yarn.lock, requirements.txt, poetry.lock, etc.) and build artifacts for editor_application (version 9999.0.0). O3 Security's supply-chain scanner checks every dependency against known-malicious package intelligence at install time and in CI, flagging editor_application across your stack and pipelines.

  2. If you installed it — respond

    editor_application is built to steal secrets, so assume every credential the build or runtime could read is compromised. Remove it from your project and lockfile, then rotate ALL exposed secrets — npm/registry tokens, cloud keys, CI/CD secrets, SSH keys, and any .env values — from a known-clean machine. Audit logs for unauthorized use of those credentials.

  3. Did it already run?

    If editor_application was ever installed, its post-install/runtime payload may have already executed. O3's L7 egress monitoring and runtime eBPF sensors detect the credential exfiltration or command-and-control callback after install and block the malicious outbound channel, so you catch and contain the actual compromise — not just the presence of the package.

  4. How O3 protects you

    O3 blocks editor_application before install through its supply-chain scanner, and if it has already run, detects and severs the exfiltration or C2 callback at runtime through L7 egress monitoring and eBPF.

Frequently asked questions

No. editor_application on npm has been identified as a malicious package (version 9999.0.0 flagged). It should be removed immediately — do not install or keep it in your dependency tree.

Campaign

IN-MAL-2026-014960

References

Credits

  • Amazon Inspector · finder

Detect & block this

O3 blocks editor_application-class packages before install and in CI — and if it already ran, its runtime egress monitoring catches the credential exfiltration and severs the channel.

Explore

editor_application (npm) malicious package — MAL-2026-12788 | O3 Security