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Malicious package

lambethxproxyabcabcRubyGems

Advisory published Updated

lambethxproxyabcabc is a confirmed malicious RubyGems package (MAL-2026-7798) 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 lambethxproxyabcabc (RubyGems)

MAL-2026-7798
Immediate action
Remove the package, then rotate any secrets the build/runtime could reach.
gem uninstall lambethxproxyabcabc

Malicious versions

1 flagged
0.0.1

Indicators of compromise (SHA-256)

713ab608e08dce781c944bf1fbf544c90a4e1851244ee6d406f9f99232eb3c22
3c84489001e80493aaf0f321e45517d630bc991aa31cb01b370bef764355c613

Detection & response playbook

Malicious package
  1. Find it

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

  2. If you installed it — respond

    Remove lambethxproxyabcabc 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 lambethxproxyabcabc 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. lambethxproxyabcabc 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-2026-02456RLUA-2026-08271

References

Credits

  • ReversingLabs · finder

Detect & block this

O3 blocks lambethxproxyabcabc-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

lambethxproxyabcabc (RubyGems) malicious package — MAL-2026-7798 | O3 Security