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EFI partition, BIOS, other nonvolatile system memory? If it gets root level access it can hide anywhere there are a few KB. Even less than that will do if you're just putting a hook to instruct the computer to re-download the virus if it is detected that it has been removed.


wow... so there's no way to clean it? the only option is to junk the hardware?


Well, even if you cleaned some of the storage areas devindotcom mentions… How would you know you didn't miss any other area?




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