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Malicious package

rootmtest14978RubyGems

Advisory published Updated

rootmtest14978 is a confirmed malicious RubyGems package (MAL-2026-8537) 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 rootmtest14978 (RubyGems)

MAL-2026-8537
Immediate action
Remove the package, then rotate any secrets the build/runtime could reach.
gem uninstall rootmtest14978

Malicious versions

1 flagged
0.0.1

Indicators of compromise (SHA-256)

566525c774cfd173bc978e66aaae43b5ec53b9f0feffeb305d77929d2fd61f1f
a8c8216da1c2136151fa63865003d32c35c386ee464ac82f38854deef3fbe3c2

Detection & response playbook

Malicious package
  1. Find it

    Search your lockfiles and build artifacts for rootmtest14978 (version 0.0.1).

  2. If you installed it — respond

    Remove rootmtest14978 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 rootmtest14978 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. rootmtest14978 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-2026-03188RLUA-2026-09076

References

Credits

  • ReversingLabs · finder

Detect & block this

O3 blocks rootmtest14978-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

rootmtest14978 (RubyGems) malicious package — MAL-2026-8537 | O3 Security