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MalwareJun 12, 2026

🚨 A threat actor known as Placebo.sys is advertising a malware-as-a-service offering called Plac...

Threat actor Placebo.sys advertises PlaceboRAT malware-as-a-service with hidden VNC and crypto miner.

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Summary

A threat actor identified as Placebo.sys is promoting a malware-as-a-service (MaaS) offering named PlaceboRAT. This tool is presented as a browser-based remote administration tool featuring hidden VNC (hVNC) capabilities and an integrated cryptocurrency miner. The actor claims the tool requires no installation, operating directly through a web interface.

Indicators of Compromise

  • url — https://t.co/aL5OX9H8UI

Entities

Placebo.sys (threat_actor)