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Malicious package

@avi892nash/aegis-grid-runnernpm

@avi892nash/aegis-grid-runner is a confirmed malicious npm package (MAL-2026-13429) that steals credentials and exfiltrates sensitive data (malicious version 0.3.3). Do not install it — remove it immediately and rotate any exposed credentials.

Malicious code in @avi892nash/aegis-grid-runner (npm)

MAL-2026-13429
Immediate action
Remove the package, then rotate any secrets the build/runtime could reach.
npm uninstall @avi892nash/aegis-grid-runner

What this malware does

The package's default bin action starts an HTTP server (grid.mjs) that listens on GRID_RUNNER_PORT (default 7719). Incoming requests carry a base64-JSON x-job-meta header containing a cmd string plus a gzipped code tarball; the runner decodes the header, extracts the tarball, and invokes child_process.spawn on meta.cmd in a shell on the host running the runner. The runner boots unpaired by default and accepts pairing via POST /api/master; token authentication (GRID_TOKEN) is optional per README, so a peer able to reach the port can pair and drive arbitrary shell command execution on the host. The bundle also contains references to internal Juspay infrastructure (ssh://[email protected]/picaf/aegis.git) and internal LAN addresses (192.168.0.50:7719, 192.168.0.146:7717) used as example onboarding strings, indicating an internal tool published to the public registry.

Malicious versions

1 flagged
0.3.3

Indicators of compromise (SHA-256)

d81514bec2b648731e0db3b59e1adbd308a5b099f80af8be6caac5db71103a00

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 @avi892nash/aegis-grid-runner (version 0.3.3). O3 Security's supply-chain scanner checks every dependency against known-malicious package intelligence at install time and in CI, flagging @avi892nash/aegis-grid-runner across your stack and pipelines.

  2. If you installed it — respond

    @avi892nash/aegis-grid-runner 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 @avi892nash/aegis-grid-runner 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 @avi892nash/aegis-grid-runner 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. @avi892nash/aegis-grid-runner on npm has been identified as a malicious package (version 0.3.3 flagged). It should be removed immediately — do not install or keep it in your dependency tree.

Campaign

IN-MAL-2026-016660

References

Credits

  • Amazon Inspector · finder

Detect & block this

O3 blocks @avi892nash/aegis-grid-runner-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

@avi892nash/aegis-grid-runner (npm) malicious package — MAL-2026-13429 | O3 Security