Opcodes

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• Chapter 4 Mirai laid bare: 16 methods and a one-byte XOR Mirai (milnetv4) · 2026-08 · updated 2026-09-13 The bot from the last chapter kept its config encrypted and its orders under lock and key. Ghidra spills the lot: the decryption (a laughable XOR), the botnet's real name, its C2 protocol and its full arsenal — without handing out weapons.