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54 lines
1.3 KiB
54 lines
1.3 KiB
#pragma once
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#include <Windows.h>
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#include <algorithm>
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#include <vmprofiler.hpp>
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#include "parser.h"
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#define NT_HEADER( x ) \
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reinterpret_cast< PIMAGE_NT_HEADERS64 >( reinterpret_cast< PIMAGE_DOS_HEADER >( x )->e_lfanew + x )
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namespace vm
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{
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struct base_data_t
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{
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std::uintptr_t module_base;
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std::uintptr_t image_base;
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};
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struct vinstr_data
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{
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std::uint8_t vm_handler;
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std::uint64_t operand;
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std::uint8_t imm_size; // size in bits...
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};
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struct vlabel_data
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{
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std::string label_name;
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std::vector< vinstr_data > vinstrs;
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};
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struct compiled_label_data
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{
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std::string label_name;
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std::uintptr_t alloc_rva, enc_alloc_rva;
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std::vector< std::uint8_t > vinstrs;
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};
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class compiler_t
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{
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public:
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explicit compiler_t( vm::ctx_t *vmctx );
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std::vector< vlabel_data > *encode();
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std::vector< compiled_label_data > encrypt();
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private:
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std::uint64_t encrypt_rva( std::uint64_t rva );
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vm::ctx_t *vmctx;
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transform::map_t calc_jmp_transforms;
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std::vector< vlabel_data > virt_labels;
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std::vector< zydis_decoded_instr_t > encrypt_vinstrs_rva;
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};
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} // namespace vm
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