Update Artemis.cpp

This commit is contained in:
恍兮惚兮 2024-07-26 19:46:50 +08:00
parent b32d327842
commit 3be82eab42

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@ -1,54 +1,111 @@
#include"Artemis.h"
#include "Artemis.h"
bool InsertArtemisHook() {
/*
* Sample games:
* https://vndb.org/v45247
*/
const BYTE bytes[] = {
0xCC, // int 3
0x40, 0x57, // push rdi <- hook here
0x48, 0x83, 0xEC, 0x40, // sub rsp,40
0x48, 0xC7, 0x44, 0x24, 0x30, XX4, // mov qword ptr [rsp+30],FFFFFFFFFFFFFFFE
0x48, 0x89, 0x5C, 0x24, 0x50 // mov [rsp+50],rbx
};
for (auto addr : Util::SearchMemory(bytes, sizeof(bytes), PAGE_EXECUTE, processStartAddress, processStopAddress)) {
HookParam hp;
hp.address = addr + 1;
hp.offset=get_reg(regs::rdx);
hp.type = USING_STRING | CODEC_UTF8 | NO_CONTEXT;
ConsoleOutput("INSERT Artemis Hook ");
return NewHook(hp, "Artemis");
}
bool InsertArtemisHook()
{
ConsoleOutput("Artemis: pattern not found");
return false;
/*
* Sample games:
* https://vndb.org/v45247
*/
const BYTE bytes[] = {
0xCC, // int 3
0x40, 0x57, // push rdi <- hook here
0x48, 0x83, 0xEC, 0x40, // sub rsp,40
0x48, 0xC7, 0x44, 0x24, 0x30, XX4, // mov qword ptr [rsp+30],FFFFFFFFFFFFFFFE
0x48, 0x89, 0x5C, 0x24, 0x50 // mov [rsp+50],rbx
};
for (auto addr : Util::SearchMemory(bytes, sizeof(bytes), PAGE_EXECUTE, processStartAddress, processStopAddress))
{
HookParam hp;
hp.address = addr + 1;
hp.offset = get_reg(regs::rdx);
hp.type = USING_STRING | CODEC_UTF8 | NO_CONTEXT;
ConsoleOutput("INSERT Artemis Hook ");
return NewHook(hp, "Artemis");
}
bool Artemis64() {
const BYTE BYTES[] = {
0x48,0x89,0x5C,0x24,0x20,0x55,0x56,0x57,0x41,0x54,0x41,0x55,0x41,0x56,0x41,0x57,0x48,0x83,0xec,0x60
//__int64 __fastcall sub_14017A760(__int64 a1, char *a2, char **a3)
//FLIP FLOP IO
};
auto addrs = Util::SearchMemory(BYTES, sizeof(BYTES), PAGE_EXECUTE_READ, processStartAddress, processStopAddress);
for (auto addr : addrs) {
char info[1000] = {};
ConsoleOutput("InsertArtemis64Hook %p", addr);
HookParam hp;
hp.address = addr;
hp.type = CODEC_UTF8 | USING_STRING|EMBED_ABLE|EMBED_BEFORE_SIMPLE|EMBED_AFTER_NEW;
hp.offset=get_reg(regs::rdx);//rdx
return NewHook(hp, "Artemis64");
}
ConsoleOutput("InsertArtemis64Hook failed");
return false;
}
bool Artemis::attach_function() {
bool b1=Artemis64();
b1=InsertArtemisHook()||b1;
return b1;
}
ConsoleOutput("Artemis: pattern not found");
return false;
}
bool Artemis64()
{
const BYTE BYTES[] = {
0x48, 0x89, 0x5C, 0x24, 0x20, 0x55, 0x56, 0x57, 0x41, 0x54, 0x41, 0x55, 0x41, 0x56, 0x41, 0x57, 0x48, 0x83, 0xec, 0x60
//__int64 __fastcall sub_14017A760(__int64 a1, char *a2, char **a3)
// FLIP FLOP IO
};
auto addrs = Util::SearchMemory(BYTES, sizeof(BYTES), PAGE_EXECUTE_READ, processStartAddress, processStopAddress);
for (auto addr : addrs)
{
char info[1000] = {};
ConsoleOutput("InsertArtemis64Hook %p", addr);
HookParam hp;
hp.address = addr;
hp.type = CODEC_UTF8 | USING_STRING | EMBED_ABLE | EMBED_BEFORE_SIMPLE | EMBED_AFTER_NEW;
hp.offset = get_reg(regs::rdx); // rdx
return NewHook(hp, "Artemis64");
}
ConsoleOutput("InsertArtemis64Hook failed");
return false;
}
bool Artemis64x()
{
//https://vndb.org/v50832
//きら☆かの 体验版
/*
__int64 __fastcall sub_1401B13F0(__int64 a1, unsigned __int64 a2, char **a3)
v4 = (char *)a2;
v9 = *v4;
if ( (unsigned __int8)(v9 + 95) <= 0x53u || (_BYTE)v9 == 0x8E )
else if ( v8 == 2 && (v9 & 0x80u) != 0 )
else if ( ((unsigned __int8)v9 ^ 0x20u) - 161 < 0x3C )
if ( (unsigned __int8)(a2 - 65) > 0x19u && (unsigned __int8)(a2 - 97) > 0x19u )
if ( (unsigned __int8)(*v4 + 95) > 0x53u && *v4 != -114 )
*/
// else if ( ((unsigned __int8)v9 ^ 0x20u) - 161 < 0x3C )
/*
.text:00000001401B1477 movzx eax, dl
.text:00000001401B147A xor eax, 20h
.text:00000001401B147D sub eax, 0A1h
.text:00000001401B1482 cmp eax, 3Ch ; '<'
.text:00000001401B1485 jnb loc_1401B1510
*/
const BYTE BYTES[] = {
0x0f, 0xb6, 0xc2,
0x83, 0xf0, 0x20,
0x2d, 0xa1, 0x00, 0x00, 0x00,
0x83, 0xf8, 0x3c,
0x0f, 0x83, XX4
};
auto succ = false;
auto addrs = Util::SearchMemory(BYTES, sizeof(BYTES), PAGE_EXECUTE_READ, processStartAddress, processStopAddress);
for (auto addr : addrs)
{
BYTE start[] = {0xCC, 0xCC, 0x48, 0x89};
addr = reverseFindBytes(start, sizeof(start), addr - 0x200, addr);
if (!addr)
continue;
HookParam hp;
hp.address = addr + 2;
hp.type = CODEC_UTF8 | USING_STRING | EMBED_ABLE | EMBED_BEFORE_SIMPLE | EMBED_AFTER_NEW | USING_SPLIT | NO_CONTEXT;
hp.offset = get_reg(regs::rdx);
hp.split = get_reg(regs::rcx);
succ |= NewHook(hp, "Artemis64x");
}
return succ;
}
bool Artemis::attach_function()
{
bool b1 = Artemis64();
b1 = InsertArtemisHook() || b1;
return b1 || Artemis64x();
}