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Malicious package

zzsouthhack252269RubyGems

Advisory published Updated

zzsouthhack252269 is a confirmed malicious RubyGems package (MAL-2026-9974) 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 zzsouthhack252269 (RubyGems)

MAL-2026-9974
Immediate action
Remove the package, then rotate any secrets the build/runtime could reach.
gem uninstall zzsouthhack252269

Malicious versions

1 flagged
0.0.1

Indicators of compromise (SHA-256)

43ac34370ac7d65eda7d9526b77e3cec9e1aed6f53460428b8ad99bc1631bdb2
f2811b121aa37decd456d5d1a48770a4ccdd4f11f3a632025f930940ae7be6d2

Detection & response playbook

Malicious package
  1. Find it

    Search your lockfiles and build artifacts for zzsouthhack252269 (version 0.0.1).

  2. If you installed it — respond

    Remove zzsouthhack252269 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 zzsouthhack252269 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. zzsouthhack252269 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-2026-04625RLUA-2026-10563

References

Credits

  • ReversingLabs · finder

Detect & block this

O3 blocks zzsouthhack252269-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

zzsouthhack252269 (RubyGems) malicious package — MAL-2026-9974 | O3 Security