diff --git a/CMakeLists.txt b/CMakeLists.txt
index efffcd4..1b7f492 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -7,17 +7,24 @@ if("${CMAKE_SYSTEM_NAME}" STREQUAL "Windows")
     add_definitions(-D _WIN_PLATFORM_)
 
     link_libraries(ws2_32)
+
+    enable_language(ASM)
+    SET(CMAKE_ASM_FLAGS "${CFLAGS} -x assembler-with-cpp")
 elseif("${CMAKE_SYSTEM_NAME}" STREQUAL "Darwin")
     add_definitions(-D _MAC_PLATFORM_)
 elseif("${CMAKE_SYSTEM_NAME}" STREQUAL "Linux")
     add_definitions(-D _LINUX_PLATFORM_)
 endif()
 
-
-
 # 设置CPP标准
 set(CMAKE_CXX_STANDARD 17)
 
-file(GLOB SOURCE_FILES "./src/*.cpp")
+file(GLOB SOURCE_FILES "./src/*.cpp" "./src/*.asm")
 
-add_library(${PROJECT_NAME} SHARED ${SOURCE_FILES} "./include/mongoose/mongoose.c")
\ No newline at end of file
+add_library(${PROJECT_NAME} SHARED ${SOURCE_FILES} "./include/mongoose/mongoose.c")
+
+if(MSVC)
+    target_link_options(SignerServer PRIVATE
+        /DEF:${CMAKE_CURRENT_SOURCE_DIR}/version.def
+    )
+endif()
\ No newline at end of file
diff --git a/load.js b/load.js
new file mode 100644
index 0000000..b8ec99e
--- /dev/null
+++ b/load.js
@@ -0,0 +1 @@
+require("/opt/QQ/resources/app/wrapper.node");
\ No newline at end of file
diff --git a/signserver.sh b/signserver.sh
new file mode 100644
index 0000000..e8de087
--- /dev/null
+++ b/signserver.sh
@@ -0,0 +1,4 @@
+#!/bin/bash
+SCRIPT_DIR=$(realpath $(dirname "${BASH_SOURCE[0]}"))
+export ELECTRON_RUN_AS_NODE=1
+LD_PRELOAD=./libSignerServer.so /opt/QQ/qq ${SCRIPT_DIR}/load.js $@
diff --git a/src/exports.cpp b/src/exports.cpp
new file mode 100644
index 0000000..2479184
--- /dev/null
+++ b/src/exports.cpp
@@ -0,0 +1,29 @@
+#if defined(_WIN_PLATFORM_)
+
+#include "exports.h"
+#include <filesystem>
+
+FARPROC OriginalFuncs_version[17];
+
+void Exports::Load()
+{
+	char szSystemDirectory[MAX_PATH]{};
+	GetSystemDirectoryA(szSystemDirectory, MAX_PATH);
+
+	std::string OriginalPath = szSystemDirectory;
+	OriginalPath += "\\version.dll";
+
+	HMODULE version = LoadLibraryA(OriginalPath.c_str());
+	// load version.dll from system32
+	if (!version)
+		throw std::runtime_error("Failed to load version.dll from system32\n");
+
+	// get addresses of original functions
+	for (int i = 0; i < 17; i++)
+	{
+		OriginalFuncs_version[i] = GetProcAddress(version, ExportNames_version[i].c_str());
+		if (!OriginalFuncs_version[i])
+			throw std::runtime_error("Failed to get address of " + ExportNames_version[i] + "\n");
+	}
+}
+#endif
\ No newline at end of file
diff --git a/src/exports.h b/src/exports.h
new file mode 100644
index 0000000..bf04db2
--- /dev/null
+++ b/src/exports.h
@@ -0,0 +1,31 @@
+#pragma once
+#include <Windows.h>
+#include <vector>
+#include <string>
+
+extern "C" FARPROC OriginalFuncs_version[17];
+
+inline std::vector<std::string> ExportNames_version = {
+		"GetFileVersionInfoA",
+		"GetFileVersionInfoByHandle",
+		"GetFileVersionInfoExA",
+		"GetFileVersionInfoExW",
+		"GetFileVersionInfoSizeA",
+		"GetFileVersionInfoSizeExA",
+		"GetFileVersionInfoSizeExW",
+		"GetFileVersionInfoSizeW",
+		"GetFileVersionInfoW",
+		"VerFindFileA",
+		"VerFindFileW",
+		"VerInstallFileA",
+		"VerInstallFileW",
+		"VerLanguageNameA",
+		"VerLanguageNameW",
+		"VerQueryValueA",
+		"VerQueryValueW"
+};
+
+namespace Exports
+{
+	void Load();
+}
\ No newline at end of file
diff --git a/src/hijacker.cpp b/src/hijacker.cpp
new file mode 100644
index 0000000..89691ba
--- /dev/null
+++ b/src/hijacker.cpp
@@ -0,0 +1,23 @@
+#if defined(_WIN_PLATFORM_)
+
+#include "exports.h"
+
+bool TlsOnce = false;
+// this runs way before dllmain
+void __stdcall TlsCallback(PVOID hModule, DWORD fdwReason, PVOID pContext)
+{
+	if (!TlsOnce)
+	{
+		// for version.dll proxy
+		// load exports as early as possible
+		Exports::Load();
+		TlsOnce = true;
+	}
+}
+
+#pragma comment (linker, "/INCLUDE:_tls_used")
+#pragma comment (linker, "/INCLUDE:tls_callback_func")
+#pragma const_seg(".CRT$XLF")
+EXTERN_C const PIMAGE_TLS_CALLBACK tls_callback_func = TlsCallback;
+
+#endif
\ No newline at end of file
diff --git a/src/main.cpp b/src/main.cpp
index 08276b4..81796d1 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -1,17 +1,3 @@
-#include "sign.h"
 #include "server.h"
 
-#include <iostream>
-
-int main()
-{
-    try
-    {
-        sign::InitSignCall();
-        server::init(8080);
-    }
-    catch (const std::exception &e)
-    {
-        std::cerr << e.what() << std::endl;
-    }
-}
\ No newline at end of file
+Server server(8080);
\ No newline at end of file
diff --git a/src/server.cpp b/src/server.cpp
index 86cd7ab..f48692a 100644
--- a/src/server.cpp
+++ b/src/server.cpp
@@ -1,9 +1,12 @@
-#include "server.h"
 #include "sign.h"
-#include "../include/mongoose/mongoose.h"
+#include "server.h"
 #include "../include/rapidjson/document.h"
 #include "../include/rapidjson/writer.h"
 
+#include <thread>
+
+Sign sign;
+
 // HTTP server event handler function
 void ev_handler(struct mg_connection *c, int ev, void *ev_data)
 {
@@ -21,7 +24,7 @@ void ev_handler(struct mg_connection *c, int ev, void *ev_data)
                 std::string_view src = doc["src"].GetString();
                 int seq = doc["seq"].GetInt64();
 
-                auto [signDataHex, extraDataHex, tokenDataHex] = sign::CallSign(cmd, src, seq);
+                auto [signDataHex, extraDataHex, tokenDataHex] = sign.Call(cmd, src, seq);
 
                 // Construct response
                 rapidjson::StringBuffer buffer;
@@ -55,14 +58,21 @@ void ev_handler(struct mg_connection *c, int ev, void *ev_data)
     }
 }
 
-void server::init(int port)
+Server::Server(int port)
 {
     char url[32];
     snprintf(url, sizeof(url), "http://0.0.0.0:%d", port);
 
-    struct mg_mgr mgr;                                             // Declare event manager
-    mg_mgr_init(&mgr);                                             // Initialise event manager
+    mg_mgr_init(&mgr);                           // Initialise event manager
     mg_http_listen(&mgr, url, ev_handler, NULL); // Setup listener
+
+    // new thread to loop
+    std::thread t(&Server::Loop, this);
+    t.detach();
+}
+
+void Server::Loop()
+{
     for (;;)
     { // Run an infinite event loop
         mg_mgr_poll(&mgr, 1000);
diff --git a/src/server.h b/src/server.h
index a205293..25bd94d 100644
--- a/src/server.h
+++ b/src/server.h
@@ -1,5 +1,13 @@
+#include "../include/mongoose/mongoose.h"
 
-namespace server
+class Server
 {
-    void init(const int port);
-}
\ No newline at end of file
+public:
+    Server(int port);
+
+private:
+    struct mg_mgr mgr; // Declare event manager
+
+private:
+    void Loop();
+};
\ No newline at end of file
diff --git a/src/sign.cpp b/src/sign.cpp
index 79900b7..f4f2019 100644
--- a/src/sign.cpp
+++ b/src/sign.cpp
@@ -6,8 +6,10 @@
 #include <vector>
 #include <map>
 
-// #define _LINUX_PLATFORM_
-#define _WIN_PLATFORM_
+#include <thread>
+
+#define _LINUX_PLATFORM_
+// #define _WIN_PLATFORM_
 
 #define _X64_ARCH_
 
@@ -60,11 +62,12 @@ std::vector<uint8_t> Hex2Bin(std::string_view str)
 	if (str.length() % 2 != 0)
 		throw std::invalid_argument("Hex string length must be even");
 	std::vector<uint8_t> bin(str.size() / 2);
+	std::string extract("00");
 	for (size_t i = 0; i < str.size() / 2; i++)
 	{
-		std::stringstream ss;
-		ss << std::hex << str.substr(i * 2, 2);
-		ss >> bin[i];
+		extract[0] = str[2 * i];
+		extract[1] = str[2 * i + 1];
+		bin[i] = std::stoi(extract, nullptr, 16);
 	}
 	return bin;
 }
@@ -82,10 +85,13 @@ std::string Bin2Hex(const uint8_t *ptr, size_t length)
 	return str;
 }
 
-typedef int (*SignFunctionType)(const char *cmd, const unsigned char *src, size_t src_len, int seq, unsigned char *result);
-SignFunctionType SignFunction = nullptr;
+Sign::Sign()
+{
+	std::thread t(&Sign::InitEx, this);
+	t.detach();
+}
 
-void sign::InitSignCall()
+void Sign::Init()
 {
 	uint64_t HookAddress = 0;
 #if defined(_WIN_PLATFORM_)
@@ -124,7 +130,22 @@ void sign::InitSignCall()
 	SignFunction = reinterpret_cast<SignFunctionType>(HookAddress);
 }
 
-std::tuple<std::string, std::string, std::string> sign::CallSign(const std::string_view cmd, const std::string_view src, int seq)
+void Sign::InitEx()
+{
+	while (true)
+		try
+		{
+			Init();
+			break;
+		}
+		catch (const std::exception &e)
+		{
+			std::cerr << e.what() << '\n';
+			std::this_thread::sleep_for(std::chrono::seconds(1));
+		}
+}
+
+std::tuple<std::string, std::string, std::string> Sign::Call(const std::string_view cmd, const std::string_view src, int seq)
 {
 	if (SignFunction == nullptr)
 		throw std::runtime_error("Sign function not initialized");
diff --git a/src/sign.h b/src/sign.h
index ee938fc..c748c86 100644
--- a/src/sign.h
+++ b/src/sign.h
@@ -1,8 +1,17 @@
 #include <string>
 #include <tuple>
 
-namespace sign
+class Sign
 {
-    void InitSignCall();
-    std::tuple<std::string, std::string, std::string> CallSign(const std::string_view cmd, const std::string_view src, int seq);
-}
\ No newline at end of file
+public:
+    Sign();
+
+private:
+    typedef int (*SignFunctionType)(const char *cmd, const unsigned char *src, size_t src_len, int seq, unsigned char *result);
+    SignFunctionType SignFunction = nullptr;
+    void Init();
+    void InitEx();
+
+public:
+    std::tuple<std::string, std::string, std::string> Call(const std::string_view cmd, const std::string_view src, int seq);
+};
\ No newline at end of file
diff --git a/src/version.asm b/src/version.asm
new file mode 100644
index 0000000..0bbeb61
--- /dev/null
+++ b/src/version.asm
@@ -0,0 +1,114 @@
+ifdef _WIN_PLATFORM_
+	ifdef RAX
+		.code
+			extern OriginalFuncs_version:QWORD
+			GetFileVersionInfoA proc
+				jmp QWORD ptr OriginalFuncs_version[0 * 8]
+			GetFileVersionInfoA endp
+			GetFileVersionInfoByHandle proc
+				jmp QWORD ptr OriginalFuncs_version[1 * 8]
+			GetFileVersionInfoByHandle endp
+			GetFileVersionInfoExA proc
+				jmp QWORD ptr OriginalFuncs_version[2 * 8]
+			GetFileVersionInfoExA endp
+			GetFileVersionInfoExW proc
+				jmp QWORD ptr OriginalFuncs_version[3 * 8]
+			GetFileVersionInfoExW endp
+			GetFileVersionInfoSizeA proc
+				jmp QWORD ptr OriginalFuncs_version[4 * 8]
+			GetFileVersionInfoSizeA endp
+			GetFileVersionInfoSizeExA proc
+				jmp QWORD ptr OriginalFuncs_version[5 * 8]
+			GetFileVersionInfoSizeExA endp
+			GetFileVersionInfoSizeExW proc
+				jmp QWORD ptr OriginalFuncs_version[6 * 8]
+			GetFileVersionInfoSizeExW endp
+			GetFileVersionInfoSizeW proc
+				jmp QWORD ptr OriginalFuncs_version[7 * 8]
+			GetFileVersionInfoSizeW endp
+			GetFileVersionInfoW proc
+				jmp QWORD ptr OriginalFuncs_version[8 * 8]
+			GetFileVersionInfoW endp
+			VerFindFileA proc
+				jmp QWORD ptr OriginalFuncs_version[9 * 8]
+			VerFindFileA endp
+			VerFindFileW proc
+				jmp QWORD ptr OriginalFuncs_version[10 * 8]
+			VerFindFileW endp
+			VerInstallFileA proc
+				jmp QWORD ptr OriginalFuncs_version[11 * 8]
+			VerInstallFileA endp
+			VerInstallFileW proc
+				jmp QWORD ptr OriginalFuncs_version[12 * 8]
+			VerInstallFileW endp
+			VerLanguageNameA proc
+				jmp QWORD ptr OriginalFuncs_version[13 * 8]
+			VerLanguageNameA endp
+			VerLanguageNameW proc
+				jmp QWORD ptr OriginalFuncs_version[14 * 8]
+			VerLanguageNameW endp
+			VerQueryValueA proc
+				jmp QWORD ptr OriginalFuncs_version[15 * 8]
+			VerQueryValueA endp
+			VerQueryValueW proc
+				jmp QWORD ptr OriginalFuncs_version[16 * 8]
+			VerQueryValueW endp
+	else
+		.model flat, C
+		.stack 4096
+		.code
+			extern OriginalFuncs_version:DWORD
+			GetFileVersionInfoA proc
+				jmp DWORD ptr OriginalFuncs_version[0 * 4]
+			GetFileVersionInfoA endp
+			GetFileVersionInfoByHandle proc
+				jmp DWORD ptr OriginalFuncs_version[1 * 4]
+			GetFileVersionInfoByHandle endp
+			GetFileVersionInfoExA proc
+				jmp DWORD ptr OriginalFuncs_version[2 * 4]
+			GetFileVersionInfoExA endp
+			GetFileVersionInfoExW proc
+				jmp DWORD ptr OriginalFuncs_version[3 * 4]
+			GetFileVersionInfoExW endp
+			GetFileVersionInfoSizeA proc
+				jmp DWORD ptr OriginalFuncs_version[4 * 4]
+			GetFileVersionInfoSizeA endp
+			GetFileVersionInfoSizeExA proc
+				jmp DWORD ptr OriginalFuncs_version[5 * 4]
+			GetFileVersionInfoSizeExA endp
+			GetFileVersionInfoSizeExW proc
+				jmp DWORD ptr OriginalFuncs_version[6 * 4]
+			GetFileVersionInfoSizeExW endp
+			GetFileVersionInfoSizeW proc
+				jmp DWORD ptr OriginalFuncs_version[7 * 4]
+			GetFileVersionInfoSizeW endp
+			GetFileVersionInfoW proc
+				jmp DWORD ptr OriginalFuncs_version[8 * 4]
+			GetFileVersionInfoW endp
+			VerFindFileA proc
+				jmp DWORD ptr OriginalFuncs_version[9 * 4]
+			VerFindFileA endp
+			VerFindFileW proc
+				jmp DWORD ptr OriginalFuncs_version[10 * 4]
+			VerFindFileW endp
+			VerInstallFileA proc
+				jmp DWORD ptr OriginalFuncs_version[11 * 4]
+			VerInstallFileA endp
+			VerInstallFileW proc
+				jmp DWORD ptr OriginalFuncs_version[12 * 4]
+			VerInstallFileW endp
+			VerLanguageNameA proc
+				jmp DWORD ptr OriginalFuncs_version[13 * 4]
+			VerLanguageNameA endp
+			VerLanguageNameW proc
+				jmp DWORD ptr OriginalFuncs_version[14 * 4]
+			VerLanguageNameW endp
+			VerQueryValueA proc
+				jmp DWORD ptr OriginalFuncs_version[15 * 4]
+			VerQueryValueA endp
+			VerQueryValueW proc
+				jmp DWORD ptr OriginalFuncs_version[16 * 4]
+			VerQueryValueW endp
+	endif
+endif
+end
\ No newline at end of file
diff --git a/version.def b/version.def
new file mode 100644
index 0000000..23859ab
--- /dev/null
+++ b/version.def
@@ -0,0 +1,18 @@
+EXPORTS
+	GetFileVersionInfoA
+	GetFileVersionInfoByHandle
+	GetFileVersionInfoExA
+	GetFileVersionInfoExW
+	GetFileVersionInfoSizeA
+	GetFileVersionInfoSizeExA
+	GetFileVersionInfoSizeExW
+	GetFileVersionInfoSizeW
+	GetFileVersionInfoW
+	VerFindFileA
+	VerFindFileW
+	VerInstallFileA
+	VerInstallFileW
+	VerLanguageNameA
+	VerLanguageNameW
+	VerQueryValueA
+	VerQueryValueW
\ No newline at end of file