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Malicious package

eiljtjmugmrfRubyGems

Advisory published Updated

eiljtjmugmrf is a confirmed malicious RubyGems package (MAL-2026-7656) 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 eiljtjmugmrf (RubyGems)

MAL-2026-7656
Immediate action
Remove the package, then rotate any secrets the build/runtime could reach.
gem uninstall eiljtjmugmrf

Malicious versions

1 flagged
0.0.1

Indicators of compromise (SHA-256)

b9e9ed9035c2b997fb80ad59ec560b9c1dc0b790fae214e66973b5769a7853cb
0e368b8f0dced1dbfffcb0bf7443ae102c567cd71185a470e052b77c5475423a

Detection & response playbook

Malicious package
  1. Find it

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

  2. If you installed it — respond

    Remove eiljtjmugmrf 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 eiljtjmugmrf 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. eiljtjmugmrf 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-2026-02307RLUA-2026-08042

References

Credits

  • ReversingLabs · finder

Detect & block this

O3 blocks eiljtjmugmrf-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

eiljtjmugmrf (RubyGems) malicious package — MAL-2026-7656 | O3 Security