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Malicious package

slnstep8275RubyGems

Advisory published Updated

slnstep8275 is a confirmed malicious RubyGems package (MAL-2026-8753) 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 slnstep8275 (RubyGems)

MAL-2026-8753
Immediate action
Remove the package, then rotate any secrets the build/runtime could reach.
gem uninstall slnstep8275

Malicious versions

1 flagged
0.0.1

Indicators of compromise (SHA-256)

d7e21174d17d32e3d3c25d4d773dc9701653acdf5e8fa7afb4aff9743d356c32
7bf00aff8f3ad6d0730c3de402df419ef375d4d272453f9c76aff376eca7a452

Detection & response playbook

Malicious package
  1. Find it

    Search your lockfiles and build artifacts for slnstep8275 (version 0.0.1).

  2. If you installed it — respond

    Remove slnstep8275 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 slnstep8275 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. slnstep8275 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-2026-03404RLUA-2026-09302

References

Credits

  • ReversingLabs · finder

Detect & block this

O3 blocks slnstep8275-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

slnstep8275 (RubyGems) malicious package — MAL-2026-8753 | O3 Security