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恍兮惚兮 2025-01-01 16:45:28 +08:00
parent ee6945d46a
commit 32825793ec
2 changed files with 108 additions and 53 deletions
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143
cpp/LunaHook/LunaHook/engine32/Tenco.cpp
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@ -1,4 +1,4 @@
#include"Tenco.h"
#include "Tenco.h"
/**
* jichi 4/1/2014: Insert AU hook
@ -69,86 +69,137 @@
bool InsertTencoHook()
{
const BYTE bytes[] = {
0x6a, 0x00, // 004ad7f8 |> 6a 00 |push 0x0
0x8d,0x8f, 0xb0,0x00,0x00,0x00, // 004ad7fa |. 8d8f b0000000 |lea ecx,dword ptr ds:[edi+0xb0]
0x83,0xc8, 0xff, // 004ad800 |. 83c8 ff |or eax,0xffffffff
0x8d,0x5c,0x24, 0x24, // 004ad803 |. 8d5c24 24 |lea ebx,dword ptr ss:[esp+0x24]
0xe8 //740cf6ff // 004ad807 |. e8 740cf6ff |call 英雼<E88BB1>戦.0040e480 ; jichi: hook here
0x6a, 0x00, // 004ad7f8 |> 6a 00 |push 0x0
0x8d, 0x8f, 0xb0, 0x00, 0x00, 0x00, // 004ad7fa |. 8d8f b0000000 |lea ecx,dword ptr ds:[edi+0xb0]
0x83, 0xc8, 0xff, // 004ad800 |. 83c8 ff |or eax,0xffffffff
0x8d, 0x5c, 0x24, 0x24, // 004ad803 |. 8d5c24 24 |lea ebx,dword ptr ss:[esp+0x24]
0xe8 // 740cf6ff // 004ad807 |. e8 740cf6ff |call 英雼<E88BB1>戦.0040e480 ; jichi: hook here
};
enum { addr_offset = sizeof(bytes) - 1 };
ULONG range = min(processStopAddress - processStartAddress, MAX_REL_ADDR);
ULONG addr = MemDbg::findBytes(bytes, sizeof(bytes), processStartAddress, processStartAddress + range);
//reladdr = 0x4ad807;
if (!addr) {
ConsoleOutput("Tenco: pattern not found");
// reladdr = 0x4ad807;
if (!addr)
return false;
}
HookParam hp;
hp.address = addr + addr_offset;
hp.address = addr + sizeof(bytes) - 1;
hp.index = 4;
hp.offset=regoffset(ecx);
hp.type = NO_CONTEXT|DATA_INDIRECT;
hp.offset = regoffset(ecx);
hp.type = NO_CONTEXT | DATA_INDIRECT;
ConsoleOutput("INSERT Tenco");
return NewHook(hp, "Tenco");
}
bool LWScript() {
bool LWScript()
{
BYTE bytes[] = {
0x33,0xdb,
0x33, 0xdb,
0x53,
0x8d,0x87,XX4,
0x8d, 0x87, XX4,
0x50,
0x55,
0x57,
0xe8
};
0xe8};
auto addr = MemDbg::findBytes(bytes, sizeof(bytes), processStartAddress, processStopAddress);
ConsoleOutput("LWScript %p", addr);
if (addr == 0)return false;
if (!addr)
return false;
HookParam hp;
hp.address = addr;
hp.offset=regoffset(edx);
hp.offset = regoffset(edx);
hp.type = USING_STRING;
return NewHook(hp, "LWScript");
}
bool LWScript2() {
bool LWScript2()
{
BYTE bytes[] = {
0x66,0xC1,0xE8,0x08,
0x3C,0x81
};
0x66, 0xC1, 0xE8, 0x08,
0x3C, 0x81};
auto addr = MemDbg::findBytes(bytes, sizeof(bytes), processStartAddress, processStopAddress);
ConsoleOutput("LWScript2 %p", addr);
if (addr == 0)return false;
if (addr == 0)
return false;
addr = MemDbg::findEnclosingAlignedFunction(addr);
if (addr == 0)return false;
if (addr == 0)
return false;
int off;
if (*(BYTE*)(addr + 3) == 0x4C)stackoffset(2);
else off=regoffset(ecx);
if (*(BYTE *)(addr + 3) == 0x4C)
stackoffset(2);
else
off = regoffset(ecx);
HookParam hp;
hp.address = addr;
hp.offset = off;
hp.type = CODEC_ANSI_BE;
auto succ=NewHook(hp, "LWScript2");
auto succ = NewHook(hp, "LWScript2");
auto addrs=findxref_reverse(addr, addr - 0x10000,addr);
for (auto addr : addrs) {
auto addrs = findxref_reverse(addr, addr - 0x10000, addr);
for (auto addr : addrs)
{
addr = MemDbg::findEnclosingAlignedFunction(addr);
if (addr == 0)continue;
if (addr == 0)
continue;
HookParam hp;
hp.address = addr;
hp.offset=stackoffset(5);
hp.offset = stackoffset(5);
hp.type = CODEC_ANSI_BE;
ConsoleOutput("LWScript2_xref %p", addr);
succ|=NewHook(hp, "LWScript2_xref");
succ |= NewHook(hp, "LWScript2_xref");
}
return succ;
}
bool Tenco::attach_function() {
bool b3= InsertTencoHook();
bool b1=LWScript();
bool b2=LWScript2();
return b1||b2||b3;
}
namespace
{
// https://vndb.org/r64724
bool h()
{
BYTE bytes[] = {
0x83, 0x7e, 0x18, 0x10,
0x8d, 0x7e, 0x04,
0x72, 0x04,
0x8b, 0x07,
0xeb, 0x02,
0x8b, 0xc7,
0x80, 0x3c, 0x18, 0x3c,
0x75, XX,
0x43,
0x3b, 0x5e, 0x14};
auto addr = MemDbg::findBytes(bytes, sizeof(bytes), processStartAddress, processStopAddress);
if (!addr)
return false;
addr = findfuncstart(addr, 0x100, true);
if (!addr)
return false;
HookParam hp;
hp.address = addr;
hp.offset = regoffset(edx);
hp.type = USING_STRING;
hp.text_fun = [](hook_context *context, HookParam *hp, TextBuffer *buffer, uintptr_t *split)
{
DWORD *a2 = (DWORD *)context->stack[2];
auto v6 = a2;
auto v8 = v6 + 1;
DWORD *v9;
if (v6[6] < 0x10u)
v9 = v6 + 1;
else
v9 = (DWORD *)*v8;
buffer->from((char *)v9, v6[5]);
*split = *(DWORD *)context->eax;
};
hp.filter_fun = [](TextBuffer *buffer, HookParam *hp)
{
// StringFilterBetween(buffer, "<", 1, ">", 1); //<BR>
buffer->from(std::regex_replace(buffer->strA(), std::regex(R"(<.*?>)"), " "));
StringFilterBetween(buffer, "(", 1, ")", 1);
StringFilter(buffer, "&,", 1);
StringFilter(buffer, "&.", 1);
};
return NewHook(hp, "Tenco");
}
}
bool Tenco::attach_function()
{
bool b3 = InsertTencoHook();
bool b1 = LWScript();
bool b2 = LWScript2();
return b1 || b2 || b3 || h();
}

18
cpp/LunaHook/LunaHook/engine32/Tenco.h
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@ -1,11 +1,15 @@
class Tenco:public ENGINE{
public:
Tenco(){
check_by=CHECK_BY::FILE;
check_by_target=L"Check.mdx";
class Tenco : public ENGINE
{
public:
Tenco()
{
check_by = CHECK_BY::CUSTOM;
check_by_target = []()
{
return Util::CheckFile(L"Check.mdx") || Util::SearchResourceString(L"TENCO / MONOCHROMA Inc.");
};
};
bool attach_function();
bool attach_function();
};