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Malicious package

oaicx2721076RubyGems

Advisory published Updated

oaicx2721076 is a confirmed malicious RubyGems package (MAL-2026-8159) 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 oaicx2721076 (RubyGems)

MAL-2026-8159
Immediate action
Remove the package, then rotate any secrets the build/runtime could reach.
gem uninstall oaicx2721076

Malicious versions

1 flagged
0.0.1

Indicators of compromise (SHA-256)

2d3ba30e3429bc4c62ff5b70d36e24726060e86d00a602a992d86a727dd72d09
c7d46f5af5e275e9624ea935e6fb3a78aaf893f460007b04b63c587755fc2332

Detection & response playbook

Malicious package
  1. Find it

    Search your lockfiles and build artifacts for oaicx2721076 (version 0.0.1).

  2. If you installed it — respond

    Remove oaicx2721076 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 oaicx2721076 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. oaicx2721076 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-2026-02810RLUA-2026-08674

References

Credits

  • ReversingLabs · finder

Detect & block this

O3 blocks oaicx2721076-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

oaicx2721076 (RubyGems) malicious package — MAL-2026-8159 | O3 Security