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Deobfuscation and Analysis of Ring-1.io
As part of this research, we partially deobfuscated multiple Themida-protected binaries used by ring-1.io, including its UEFI bootloader implant. Several critical functions were recovered to enable static analysis of the implant’s behavior. This work provides visibility into mechanisms that are intentionally designed to resist inspection, including virtualization-assisted hooks, execution redirection, and kernel manipulation techniques.
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