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Malicious package

proxylambethabcRubyGems

Advisory published Updated

proxylambethabc is a confirmed malicious RubyGems package (MAL-2026-8430) that executes malicious code on install (malicious version 0.0.1). Do not install it — remove it immediately and rotate any exposed credentials.

Malicious code in proxylambethabc (RubyGems)

MAL-2026-8430
Immediate action
Remove the package, then rotate any secrets the build/runtime could reach.
gem uninstall proxylambethabc

Malicious versions

1 flagged
0.0.1

Indicators of compromise (SHA-256)

5405dfc02887ba01314e22a41e5f68305fec4e3b5127e24032c361b31a5f3349
ebc12a676fa0a6244cd7dea52a889c35372cb6275fffd48586752d9688966b08

Detection & response playbook

Malicious package
  1. Find it

    Search your lockfiles and build artifacts for proxylambethabc (version 0.0.1).

  2. If you installed it — respond

    Remove proxylambethabc 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 proxylambethabc 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. proxylambethabc on RubyGems has been identified as a malicious package (version 0.0.1 flagged). It should be removed immediately — do not install or keep it in your dependency tree.

Campaign

RLMA-2026-03081RLUA-2026-08956

References

Credits

  • ReversingLabs · finder

Detect & block this

O3 blocks proxylambethabc-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

proxylambethabc (RubyGems) malicious package — MAL-2026-8430 | O3 Security