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Malicious package

rxljqRubyGems

Malicious code in rxljq (RubyGems) Remove it immediately and rotate any exposed credentials.

MAL-2026-8548
Immediate action
Remove the package, then rotate any secrets the build/runtime could reach.
gem uninstall rxljq

Malicious versions

1 flagged
0.0.1

Indicators of compromise (SHA-256)

c49f6a8957679871d64d845660f47a5cbbbffcec8fa067c8d1cc210cad89e0cc

Detection & response playbook

Malicious package
  1. Find it

    Scan your lockfiles (package-lock.json, pnpm-lock.yaml, yarn.lock, requirements.txt, poetry.lock, etc.) and build artifacts for rxljq (version 0.0.1). O3 Security's supply-chain scanner checks every dependency against known-malicious package intelligence at install time and in CI, flagging rxljq across your stack and pipelines.

  2. If you installed it — respond

    Remove rxljq 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 rxljq was ever installed, its post-install/runtime payload may have already executed. O3's L7 egress monitoring and runtime eBPF sensors detect the credential exfiltration or command-and-control callback after install and block the malicious outbound channel, so you catch and contain the actual compromise — not just the presence of the package.

  4. How O3 protects you

    O3 blocks rxljq before install through its supply-chain scanner, and if it has already run, detects and severs the exfiltration or C2 callback at runtime through L7 egress monitoring and eBPF.

Frequently asked questions

No. rxljq 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-2026-03199

Credits

  • ReversingLabs · finder

Detect & block this

O3 blocks rxljq-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.

rxljq (RubyGems) malicious package — MAL-2026-8548 | O3 Security