Which versions of wwday2901abcxyz are malicious?

The following RubyGems versions of wwday2901abcxyz are flagged malicious: 0.0.1. Treat any of these as compromised.

How do I remediate wwday2901abcxyz if I installed it?

Remove wwday2901abcxyz 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.

I already installed wwday2901abcxyz — how do I know if it already compromised me?

If wwday2901abcxyz 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.

Is wwday2901abcxyz part of a known attack campaign?

Yes — wwday2901abcxyz is associated with the RLMA-2026-04153, RLUA-2026-10086 campaign. Packages in the same campaign often share infrastructure and payloads, so check whether any related packages are also in your dependency tree.

How do I find wwday2901abcxyz across my projects, lockfiles, and CI pipelines?

Search your lockfiles and build artifacts for wwday2901abcxyz (version 0.0.1).

Malicious package

wwday2901abcxyzRubyGems

Advisory published Jul 7, 2026Updated Sep 24, 2026

wwday2901abcxyz is a confirmed malicious RubyGems package (MAL-2026-9502) 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 wwday2901abcxyz (RubyGems)

MAL-2026-9502

Immediate action

Remove the package, then rotate any secrets the build/runtime could reach.

gem uninstall wwday2901abcxyz

Malicious versions

1 flagged

0.0.1

Indicators of compromise (SHA-256)

33b4017f6c86bab38f6998819859ce2d902585000b11f6f8cec6ed263737e3d4

248d3e890bdb4888585f42ef2ef41a2b62759ba6fa4ca365e64ad710a61d291c

Detection & response playbook

Malicious package

Find it
Search your lockfiles and build artifacts for wwday2901abcxyz (version 0.0.1).
If you installed it — respond
Remove wwday2901abcxyz 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.
Did it already run?
If wwday2901abcxyz 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. wwday2901abcxyz 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-2026-04153RLUA-2026-10086

References

github.com

Credits

ReversingLabs · finder

Detect & block this

O3 blocks wwday2901abcxyz-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.

Malware detection Runtime egress monitoring

Explore

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