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Malicious package

xabc0e407773RubyGems

Advisory published Updated

xabc0e407773 is a confirmed malicious RubyGems package (MAL-2026-9519) 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 xabc0e407773 (RubyGems)

MAL-2026-9519
Immediate action
Remove the package, then rotate any secrets the build/runtime could reach.
gem uninstall xabc0e407773

Malicious versions

1 flagged
0.0.1

Indicators of compromise (SHA-256)

2b779fbcef4f42223dbb9f0866f038ed607e62ae6b98fdcd83d2816cfe1cbb74
6e11242de4d06b54a8fccc457b737a82118e62428b66eb4e1c1b8cf186949fd6

Detection & response playbook

Malicious package
  1. Find it

    Search your lockfiles and build artifacts for xabc0e407773 (version 0.0.1).

  2. If you installed it — respond

    Remove xabc0e407773 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 xabc0e407773 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. xabc0e407773 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-2026-04170RLUA-2026-10103

References

Credits

  • ReversingLabs · finder

Detect & block this

O3 blocks xabc0e407773-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

xabc0e407773 (RubyGems) malicious package — MAL-2026-9519 | O3 Security