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Malicious package

slnstep8225RubyGems

Advisory published Updated

slnstep8225 is a confirmed malicious RubyGems package (MAL-2026-8751) 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 slnstep8225 (RubyGems)

MAL-2026-8751
Immediate action
Remove the package, then rotate any secrets the build/runtime could reach.
gem uninstall slnstep8225

Malicious versions

1 flagged
0.0.1

Indicators of compromise (SHA-256)

2531884518aa0fdcc36135e05092d48d2a0b641c04d6d01696e8fd05204dbb5a
dd02b0dee4c9998172852069064b4126192f2e99d909eb05d917bc7fb459c119

Detection & response playbook

Malicious package
  1. Find it

    Search your lockfiles and build artifacts for slnstep8225 (version 0.0.1).

  2. If you installed it — respond

    Remove slnstep8225 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 slnstep8225 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. slnstep8225 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-2026-03402RLUA-2026-09300

References

Credits

  • ReversingLabs · finder

Detect & block this

O3 blocks slnstep8225-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

slnstep8225 (RubyGems) malicious package — MAL-2026-8751 | O3 Security