The user, operating under the name Sadpainy, released code intended to replicate Stuxnet, the malware that reportedly destroyed a fifth of Iran's uranium enrichment centrifuges.
The malware, which has been active since at least 2023, adopted MQTT for its command-and-control (C2) communications in variants developed between 2024 and 2025, according to a report by Black Lotus Labs.
Researchers at Group-IB have identified that Gigabud is now being paired with Vwork, a modified version of the Shelter app, attributed to the GoldFactory threat group.
The RAT employs a concealed loader and a worm that actively scans for exposed Android Debug Bridge (ADB) services to install itself on vulnerable devices.
Fast Five
Selected by the SC Media Editorial team every Tuesday.
Sign up now for the top five issues cybersecurity pros need to know this week.