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Malicious package

oaibo048288RubyGems

Advisory published Updated

oaibo048288 is a confirmed malicious RubyGems package (MAL-2026-8149) 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 oaibo048288 (RubyGems)

MAL-2026-8149
Immediate action
Remove the package, then rotate any secrets the build/runtime could reach.
gem uninstall oaibo048288

Malicious versions

1 flagged
0.0.1

Indicators of compromise (SHA-256)

1a690dae2939e509d85409cc35dfc77f850a0c58422ff75c2f44084f245c5627
27f004687a9282ef3e13b0b0e96e7ece90570a4651658293eda6c66f4f9f943e

Detection & response playbook

Malicious package
  1. Find it

    Search your lockfiles and build artifacts for oaibo048288 (version 0.0.1).

  2. If you installed it — respond

    Remove oaibo048288 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 oaibo048288 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. oaibo048288 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-2026-02800RLUA-2026-08664

References

Credits

  • ReversingLabs · finder

Detect & block this

O3 blocks oaibo048288-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

oaibo048288 (RubyGems) malicious package — MAL-2026-8149 | O3 Security