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Malicious package

enc30623RubyGems

Advisory published Updated

enc30623 is a confirmed malicious RubyGems package (MAL-2026-7665) 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 enc30623 (RubyGems)

MAL-2026-7665
Immediate action
Remove the package, then rotate any secrets the build/runtime could reach.
gem uninstall enc30623

Malicious versions

1 flagged
0.0.1

Indicators of compromise (SHA-256)

8b4f11aea76025e34b7b589296a0720c3f9b6a1c981e80329cd5fed5939e31e5
46896625457b888e97c6ba959534fe63f66b41de148e0e4bf12ad1e937cd9b54

Detection & response playbook

Malicious package
  1. Find it

    Search your lockfiles and build artifacts for enc30623 (version 0.0.1).

  2. If you installed it — respond

    Remove enc30623 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 enc30623 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. enc30623 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-2026-02316RLUA-2026-08056

References

Credits

  • ReversingLabs · finder

Detect & block this

O3 blocks enc30623-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

enc30623 (RubyGems) malicious package — MAL-2026-7665 | O3 Security