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Malicious package

hwc8vRubyGems

Advisory published Updated

hwc8v is a confirmed malicious RubyGems package (MAL-2026-7776) 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 hwc8v (RubyGems)

MAL-2026-7776
Immediate action
Remove the package, then rotate any secrets the build/runtime could reach.
gem uninstall hwc8v

Malicious versions

1 flagged
0.0.1

Indicators of compromise (SHA-256)

09e7117e9f97d0af3dfd2fb2b260b3a39c7e66db406c90a4f70cca6ec8c0511b
06e067b7ea32eed03832ca205f836e7f86042b6dd45f69889196e962ae6aba08

Detection & response playbook

Malicious package
  1. Find it

    Search your lockfiles and build artifacts for hwc8v (version 0.0.1).

  2. If you installed it — respond

    Remove hwc8v 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 hwc8v 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. hwc8v 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-2026-02427RLUA-2026-08230

References

Credits

  • ReversingLabs · finder

Detect & block this

O3 blocks hwc8v-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

hwc8v (RubyGems) malicious package — MAL-2026-7776 | O3 Security