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Malicious package

zrgvbi2ad7RubyGems

Advisory published Updated

zrgvbi2ad7 is a confirmed malicious RubyGems package (MAL-2026-9703) 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 zrgvbi2ad7 (RubyGems)

MAL-2026-9703
Immediate action
Remove the package, then rotate any secrets the build/runtime could reach.
gem uninstall zrgvbi2ad7

Malicious versions

1 flagged
0.0.1

Indicators of compromise (SHA-256)

987dd99bb0f6298c3d61f43d03a6201c1c6f1c84094b8c7d2483067a8711f191
5ac5cc5f9eb5bfa35ac7f0e0e15e85b865dfb54303b7d745ad5204398b6b10da

Detection & response playbook

Malicious package
  1. Find it

    Search your lockfiles and build artifacts for zrgvbi2ad7 (version 0.0.1).

  2. If you installed it — respond

    Remove zrgvbi2ad7 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 zrgvbi2ad7 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. zrgvbi2ad7 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-2026-04354RLUA-2026-10292

References

Credits

  • ReversingLabs · finder

Detect & block this

O3 blocks zrgvbi2ad7-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

zrgvbi2ad7 (RubyGems) malicious package — MAL-2026-9703 | O3 Security