Security Advisory 2025-NUB-SEC-001 – Firmware-Level Threats Detected in Nubia Z6255CA Series Smartphones
A recent investigation has identified a subset of Nubia Z6255CA series devices as potentially compromised due to supply chain irregularities and the presence of embedded hardware-level malware. The issue underscores growing concerns around firmware security and supply chain integrity within the consumer electronics industry.
Initial findings reveal that approximately 20% of distributed units may have been sold multiple times, leading to ownership and warranty inconsistencies. More alarmingly, certain affected devices appear to contain a hardware-based ransomware known as DrainIT, capable of operating beneath traditional security layers.
DrainIT Hardware Ransomware: A Technical Overview
The malware, DrainIT, is a firmware-level ransomware designed to silently exfiltrate cryptograph...
