mirror of
https://github.com/HIllya51/LunaHook.git
synced 2024-12-30 23:14:12 +08:00
111 lines
3.2 KiB
C++
111 lines
3.2 KiB
C++
#include "Artemis.h"
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bool InsertArtemisHook()
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{
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/*
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* Sample games:
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* https://vndb.org/v45247
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*/
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const BYTE bytes[] = {
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0xCC, // int 3
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0x40, 0x57, // push rdi <- hook here
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0x48, 0x83, 0xEC, 0x40, // sub rsp,40
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0x48, 0xC7, 0x44, 0x24, 0x30, XX4, // mov qword ptr [rsp+30],FFFFFFFFFFFFFFFE
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0x48, 0x89, 0x5C, 0x24, 0x50 // mov [rsp+50],rbx
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};
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for (auto addr : Util::SearchMemory(bytes, sizeof(bytes), PAGE_EXECUTE, processStartAddress, processStopAddress))
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{
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HookParam hp;
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hp.address = addr + 1;
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hp.offset = get_reg(regs::rdx);
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hp.type = USING_STRING | CODEC_UTF8 | NO_CONTEXT;
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ConsoleOutput("INSERT Artemis Hook ");
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return NewHook(hp, "Artemis");
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}
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ConsoleOutput("Artemis: pattern not found");
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return false;
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}
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bool Artemis64()
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{
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const BYTE BYTES[] = {
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0x48, 0x89, 0x5C, 0x24, 0x20, 0x55, 0x56, 0x57, 0x41, 0x54, 0x41, 0x55, 0x41, 0x56, 0x41, 0x57, 0x48, 0x83, 0xec, 0x60
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//__int64 __fastcall sub_14017A760(__int64 a1, char *a2, char **a3)
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// FLIP FLOP IO
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};
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auto addrs = Util::SearchMemory(BYTES, sizeof(BYTES), PAGE_EXECUTE_READ, processStartAddress, processStopAddress);
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for (auto addr : addrs)
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{
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char info[1000] = {};
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ConsoleOutput("InsertArtemis64Hook %p", addr);
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HookParam hp;
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hp.address = addr;
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hp.type = CODEC_UTF8 | USING_STRING | EMBED_ABLE | EMBED_BEFORE_SIMPLE | EMBED_AFTER_NEW;
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hp.offset = get_reg(regs::rdx); // rdx
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return NewHook(hp, "Artemis64");
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}
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ConsoleOutput("InsertArtemis64Hook failed");
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return false;
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}
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bool Artemis64x()
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{
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// https://vndb.org/v50832
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// きら☆かの 体验版
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/*
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__int64 __fastcall sub_1401B13F0(__int64 a1, unsigned __int64 a2, char **a3)
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v4 = (char *)a2;
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v9 = *v4;
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if ( (unsigned __int8)(v9 + 95) <= 0x53u || (_BYTE)v9 == 0x8E )
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else if ( v8 == 2 && (v9 & 0x80u) != 0 )
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else if ( ((unsigned __int8)v9 ^ 0x20u) - 161 < 0x3C )
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if ( (unsigned __int8)(a2 - 65) > 0x19u && (unsigned __int8)(a2 - 97) > 0x19u )
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if ( (unsigned __int8)(*v4 + 95) > 0x53u && *v4 != -114 )
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*/
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// else if ( ((unsigned __int8)v9 ^ 0x20u) - 161 < 0x3C )
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/*
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.text:00000001401B1477 movzx eax, dl
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.text:00000001401B147A xor eax, 20h
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.text:00000001401B147D sub eax, 0A1h
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.text:00000001401B1482 cmp eax, 3Ch ; '<'
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.text:00000001401B1485 jnb loc_1401B1510
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*/
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const BYTE BYTES[] = {
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0x0f, 0xb6, 0xc2,
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0x83, 0xf0, 0x20,
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0x2d, 0xa1, 0x00, 0x00, 0x00,
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0x83, 0xf8, 0x3c,
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0x0f, 0x83, XX4
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};
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auto succ = false;
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auto addrs = Util::SearchMemory(BYTES, sizeof(BYTES), PAGE_EXECUTE_READ, processStartAddress, processStopAddress);
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for (auto addr : addrs)
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{
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BYTE start[] = {0xCC, 0xCC, 0x48, 0x89};
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addr = reverseFindBytes(start, sizeof(start), addr - 0x200, addr);
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if (!addr)
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continue;
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HookParam hp;
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hp.address = addr + 2;
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hp.type = CODEC_UTF8 | USING_STRING | EMBED_ABLE | EMBED_BEFORE_SIMPLE | EMBED_AFTER_NEW | USING_SPLIT | NO_CONTEXT;
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hp.offset = get_reg(regs::rdx);
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hp.split = get_reg(regs::rcx);
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succ |= NewHook(hp, "Artemis64x");
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}
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return succ;
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}
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bool Artemis::attach_function()
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{
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bool b1 = Artemis64();
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b1 = InsertArtemisHook() || b1;
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return b1 || Artemis64x();
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} |