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Malicious package

slnbrbtiqwcwRubyGems

Advisory published Updated

slnbrbtiqwcw is a confirmed malicious RubyGems package (MAL-2026-8646) 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 slnbrbtiqwcw (RubyGems)

MAL-2026-8646
Immediate action
Remove the package, then rotate any secrets the build/runtime could reach.
gem uninstall slnbrbtiqwcw

Malicious versions

1 flagged
0.0.1

Indicators of compromise (SHA-256)

02e1e0576b6af09fe820e84ef6f5600360b54c84d60175ee8a2b4e83731b59f7
dafc0f50cf12724fe698572348153283f75a8ab0b07c80dfab40237a06b52350

Detection & response playbook

Malicious package
  1. Find it

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

  2. If you installed it — respond

    Remove slnbrbtiqwcw 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 slnbrbtiqwcw 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. slnbrbtiqwcw 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-2026-03297RLUA-2026-09195

References

Credits

  • ReversingLabs · finder

Detect & block this

O3 blocks slnbrbtiqwcw-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

slnbrbtiqwcw (RubyGems) malicious package — MAL-2026-8646 | O3 Security