diff --git a/WeChatFerry/com/util.cpp b/WeChatFerry/com/util.cpp
index ff324ac..aefcfe4 100644
--- a/WeChatFerry/com/util.cpp
+++ b/WeChatFerry/com/util.cpp
@@ -133,12 +133,12 @@ static bool GetFileVersion(const wchar_t *filePath, wchar_t *version)
             return false;
         }
 
-        DWORD verMS    = pVerInfo->dwFileVersionMS;
-        DWORD verLS    = pVerInfo->dwFileVersionLS;
-        DWORD major    = HIWORD(verMS);
-        DWORD minor    = LOWORD(verMS);
-        DWORD build    = HIWORD(verLS);
-        DWORD revision = LOWORD(verLS);
+        UINT64 verMS    = pVerInfo->dwFileVersionMS;
+        UINT64 verLS    = pVerInfo->dwFileVersionLS;
+        UINT64 major    = HIWORD(verMS);
+        UINT64 minor    = LOWORD(verMS);
+        UINT64 build    = HIWORD(verLS);
+        UINT64 revision = LOWORD(verLS);
         delete[] pData;
 
         StringCbPrintf(version, 0x20, TEXT("%d.%d.%d.%d"), major, minor, build, revision);
@@ -163,9 +163,9 @@ int GetWeChatVersion(wchar_t *version)
     return ret;
 }
 
-DWORD GetWeChatPid()
+UINT64 GetWeChatPid()
 {
-    DWORD pid           = 0;
+    UINT64 pid          = 0;
     HANDLE hSnapshot    = CreateToolhelp32Snapshot(TH32CS_SNAPPROCESS, 0);
     PROCESSENTRY32 pe32 = { sizeof(PROCESSENTRY32) };
     while (Process32Next(hSnapshot, &pe32)) {
@@ -179,7 +179,7 @@ DWORD GetWeChatPid()
     return pid;
 }
 
-int OpenWeChat(DWORD *pid)
+int OpenWeChat(UINT64 *pid)
 {
     *pid = GetWeChatPid();
     if (*pid) {
@@ -208,9 +208,9 @@ int OpenWeChat(DWORD *pid)
     return ERROR_SUCCESS;
 }
 
-int GetWstringByAddress(DWORD address, wchar_t *buffer, DWORD buffer_size)
+size_t GetWstringByAddress(UINT64 address, wchar_t *buffer, UINT64 buffer_size)
 {
-    DWORD strLength = GET_DWORD(address + 4);
+    size_t strLength = GET_UINT64(address + 4);
     if (strLength == 0) {
         return 0;
     } else if (strLength > buffer_size) {
@@ -222,27 +222,27 @@ int GetWstringByAddress(DWORD address, wchar_t *buffer, DWORD buffer_size)
     return strLength;
 }
 
-string GetStringByAddress(DWORD address)
+string GetStringByAddress(UINT64 address)
 {
-    DWORD strLength = GET_DWORD(address + 4);
+    UINT64 strLength = GET_UINT64(address + 4);
     return Wstring2String(wstring(GET_WSTRING(address), strLength));
 }
 
-string GetStringByStrAddr(DWORD addr)
+string GetStringByStrAddr(UINT64 addr)
 {
-    DWORD strLength = GET_DWORD(addr + 4);
+    UINT64 strLength = GET_UINT64(addr + 4);
     return strLength ? string(GET_STRING(addr), strLength) : string();
 }
 
-string GetStringByWstrAddr(DWORD addr)
+string GetStringByWstrAddr(UINT64 addr)
 {
-    DWORD strLength = GET_DWORD(addr + 4);
+    UINT64 strLength = GET_UINT64(addr + 4);
     return strLength ? Wstring2String(wstring(GET_WSTRING(addr), strLength)) : string();
 }
 
-DWORD GetMemoryIntByAddress(HANDLE hProcess, DWORD address)
+UINT32 GetMemoryIntByAddress(HANDLE hProcess, UINT64 address)
 {
-    DWORD value = 0;
+    UINT32 value = 0;
 
     unsigned char data[4] = { 0 };
     if (ReadProcessMemory(hProcess, (LPVOID)address, data, 4, 0)) {
@@ -255,12 +255,12 @@ DWORD GetMemoryIntByAddress(HANDLE hProcess, DWORD address)
     return value;
 }
 
-wstring GetUnicodeInfoByAddress(HANDLE hProcess, DWORD address)
+wstring GetUnicodeInfoByAddress(HANDLE hProcess, UINT64 address)
 {
     wstring value = L"";
 
-    DWORD strAddress = GetMemoryIntByAddress(hProcess, address);
-    DWORD strLen     = GetMemoryIntByAddress(hProcess, address + 0x4);
+    UINT64 strAddress = GetMemoryIntByAddress(hProcess, address);
+    UINT64 strLen     = GetMemoryIntByAddress(hProcess, address + 0x4);
     if (strLen > 500)
         return value;
 
diff --git a/WeChatFerry/com/util.h b/WeChatFerry/com/util.h
index 68808a6..5d369f8 100644
--- a/WeChatFerry/com/util.h
+++ b/WeChatFerry/com/util.h
@@ -8,10 +8,10 @@
 #define WCFSPYDLL       L"spy.dll"
 #define WCFSPYDLL_DEBUG L"spy_debug.dll"
 
-#define GET_DWORD(addr)          ((DWORD) * (DWORD *)(addr))
-#define GET_QWORD(addr)          ((uint64_t) * (uint64_t *)(addr))
-#define GET_STRING(addr)         ((CHAR *)(*(DWORD *)(addr)))
-#define GET_WSTRING(addr)        ((WCHAR *)(*(DWORD *)(addr)))
+#define GET_UINT64(addr)         ((UINT64) * (UINT64 *)(addr))
+#define GET_QWORD(addr)          ((UINT64) * (UINT64 *)(addr))
+#define GET_STRING(addr)         ((CHAR *)(*(UINT64 *)(addr)))
+#define GET_WSTRING(addr)        ((WCHAR *)(*(UINT64 *)(addr)))
 #define GET_STRING_FROM_P(addr)  ((CHAR *)(addr))
 #define GET_WSTRING_FROM_P(addr) ((WCHAR *)(addr))
 
@@ -20,16 +20,16 @@ typedef struct PortPath {
     char path[MAX_PATH];
 } PortPath_t;
 
-DWORD GetWeChatPid();
-int OpenWeChat(DWORD *pid);
+UINT64 GetWeChatPid();
+int OpenWeChat(UINT64 *pid);
 int GetWeChatVersion(wchar_t *version);
-int GetWstringByAddress(DWORD address, wchar_t *buffer, DWORD buffer_size);
-DWORD GetMemoryIntByAddress(HANDLE hProcess, DWORD address);
-std::wstring GetUnicodeInfoByAddress(HANDLE hProcess, DWORD address);
+size_t GetWstringByAddress(UINT64 address, wchar_t *buffer, UINT64 buffer_size);
+UINT32 GetMemoryIntByAddress(HANDLE hProcess, UINT64 address);
+std::wstring GetUnicodeInfoByAddress(HANDLE hProcess, UINT64 address);
 std::wstring String2Wstring(std::string s);
 std::string Wstring2String(std::wstring ws);
 std::string GB2312ToUtf8(const char *gb2312);
-std::string GetStringByAddress(DWORD address);
-std::string GetStringByStrAddr(DWORD addr);
-std::string GetStringByWstrAddr(DWORD addr);
+std::string GetStringByAddress(UINT64 address);
+std::string GetStringByStrAddr(UINT64 addr);
+std::string GetStringByWstrAddr(UINT64 addr);
 void DbgMsg(const char *zcFormat, ...);
diff --git a/WeChatFerry/spy/chatroom_mgmt.cpp b/WeChatFerry/spy/chatroom_mgmt.cpp
index 25bafcd..7a6e4b9 100644
--- a/WeChatFerry/spy/chatroom_mgmt.cpp
+++ b/WeChatFerry/spy/chatroom_mgmt.cpp
@@ -10,7 +10,7 @@
 using namespace std;
 
 extern WxCalls_t g_WxCalls;
-extern DWORD g_WeChatWinDllAddr;
+extern UINT64 g_WeChatWinDllAddr;
 #if 0
 int AddChatroomMember(string roomid, string wxids)
 {
diff --git a/WeChatFerry/spy/contact_mgmt.cpp b/WeChatFerry/spy/contact_mgmt.cpp
index 28bbaa4..2039a40 100644
--- a/WeChatFerry/spy/contact_mgmt.cpp
+++ b/WeChatFerry/spy/contact_mgmt.cpp
@@ -7,7 +7,7 @@
 
 using namespace std;
 extern WxCalls_t g_WxCalls;
-extern DWORD g_WeChatWinDllAddr;
+extern UINT64 g_WeChatWinDllAddr;
 #if 0
 #define FEAT_LEN 5
 static const uint8_t FEAT_COUNTRY[FEAT_LEN]  = { 0xA4, 0xD9, 0x02, 0x4A, 0x18 };
diff --git a/WeChatFerry/spy/exec_sql.cpp b/WeChatFerry/spy/exec_sql.cpp
index 04b4521..9065a35 100644
--- a/WeChatFerry/spy/exec_sql.cpp
+++ b/WeChatFerry/spy/exec_sql.cpp
@@ -16,7 +16,7 @@
 #define OFFSET_DB_NAME         0x14
 #define OFFSET_DB_MSG_MGR      0x30403B8
 
-extern DWORD g_WeChatWinDllAddr;
+extern UINT64 g_WeChatWinDllAddr;
 
 typedef map<string, DWORD> dbMap_t;
 static dbMap_t dbMap;
diff --git a/WeChatFerry/spy/funcs.cpp b/WeChatFerry/spy/funcs.cpp
index eeea91c..b03bb51 100644
--- a/WeChatFerry/spy/funcs.cpp
+++ b/WeChatFerry/spy/funcs.cpp
@@ -23,9 +23,9 @@ namespace fs = std::filesystem;
 
 extern bool gIsListeningPyq;
 extern WxCalls_t g_WxCalls;
-extern DWORD g_WeChatWinDllAddr;
+extern UINT64 g_WeChatWinDllAddr;
 
-int IsLogin(void) { return (int)GET_DWORD(g_WeChatWinDllAddr + g_WxCalls.login); }
+int IsLogin(void) { return (int)GET_UINT64(g_WeChatWinDllAddr + g_WxCalls.login); }
 
 #if 0
 static string get_key(uint8_t header1, uint8_t header2, uint8_t *key)
diff --git a/WeChatFerry/spy/receive_msg.cpp b/WeChatFerry/spy/receive_msg.cpp
index b9aba4e..b8adf11 100644
--- a/WeChatFerry/spy/receive_msg.cpp
+++ b/WeChatFerry/spy/receive_msg.cpp
@@ -19,7 +19,7 @@ extern queue<WxMsg_t> gMsgQueue;
 
 // Defined in spy.cpp
 extern WxCalls_t g_WxCalls;
-extern DWORD g_WeChatWinDllAddr;
+extern UINT64 g_WeChatWinDllAddr;
 
 static DWORD reg_buffer          = 0;
 static DWORD recvMsgHookAddr     = 0;
diff --git a/WeChatFerry/spy/receive_transfer.cpp b/WeChatFerry/spy/receive_transfer.cpp
index 5b66bb9..019d220 100644
--- a/WeChatFerry/spy/receive_transfer.cpp
+++ b/WeChatFerry/spy/receive_transfer.cpp
@@ -6,7 +6,7 @@
 using namespace std;
 
 extern WxCalls_t g_WxCalls;
-extern DWORD g_WeChatWinDllAddr;
+extern UINT64 g_WeChatWinDllAddr;
 #if 0
 int ReceiveTransfer(string wxid, string transferid, string transactionid)
 {
diff --git a/WeChatFerry/spy/send_msg.cpp b/WeChatFerry/spy/send_msg.cpp
index 2e2f57c..362150c 100644
--- a/WeChatFerry/spy/send_msg.cpp
+++ b/WeChatFerry/spy/send_msg.cpp
@@ -10,7 +10,7 @@
 
 extern HANDLE g_hEvent;
 extern WxCalls_t g_WxCalls;
-extern DWORD g_WeChatWinDllAddr;
+extern UINT64 g_WeChatWinDllAddr;
 extern string GetSelfWxid(); // Defined in spy.cpp
 #if 0
 void SendTextMessage(string wxid, string msg, string atWxids)
diff --git a/WeChatFerry/spy/spy.cpp b/WeChatFerry/spy/spy.cpp
index 61bcd67..ef711fe 100644
--- a/WeChatFerry/spy/spy.cpp
+++ b/WeChatFerry/spy/spy.cpp
@@ -7,7 +7,7 @@
 #include "util.h"
 
 WxCalls_t g_WxCalls      = { 0 };
-DWORD g_WeChatWinDllAddr = 0;
+UINT64 g_WeChatWinDllAddr = 0;
 
 void InitSpy(LPVOID args)
 {
@@ -16,7 +16,7 @@ void InitSpy(LPVOID args)
     PortPath_t *pp      = (PortPath_t *)args;
 
     InitLogger(pp->path);
-    g_WeChatWinDllAddr = (DWORD)GetModuleHandle(L"WeChatWin.dll"); // 获取wechatWin模块地址
+    g_WeChatWinDllAddr = (UINT64)GetModuleHandle(L"WeChatWin.dll"); // 获取wechatWin模块地址
     if (g_WeChatWinDllAddr == 0) {
         LOG_ERROR("获取 wechatWin.dll 模块地址失败");
         return;
diff --git a/WeChatFerry/spy/user_info.cpp b/WeChatFerry/spy/user_info.cpp
index dddc108..75f7691 100644
--- a/WeChatFerry/spy/user_info.cpp
+++ b/WeChatFerry/spy/user_info.cpp
@@ -1,10 +1,10 @@
-#include "user_info.h"
+#include "user_info.h"
 #include "load_calls.h"
 #include "log.h"
 #include "util.h"
 
 extern WxCalls_t g_WxCalls;
-extern DWORD g_WeChatWinDllAddr;
+extern UINT64 g_WeChatWinDllAddr;
 
 static char home[MAX_PATH] = { 0 };
 
@@ -20,9 +20,9 @@ string GetHomePath()
 
 string GetSelfWxid()
 {
-    DWORD wxidType = 0;
+    UINT64 wxidType = 0;
     try {
-        wxidType = GET_DWORD(g_WeChatWinDllAddr + g_WxCalls.ui.wxid + 0x14);
+        wxidType = GET_UINT64(g_WeChatWinDllAddr + g_WxCalls.ui.wxid + 0x14);
         if (wxidType == 0xF) {
             return GET_STRING_FROM_P(g_WeChatWinDllAddr + g_WxCalls.ui.wxid);
         } else {
@@ -41,7 +41,7 @@ UserInfo_t GetUserInfo()
 
     ui.wxid = GetSelfWxid();
 
-    DWORD nameType = GET_DWORD(g_WeChatWinDllAddr + g_WxCalls.ui.nickName + 0x14);
+    UINT64 nameType = GET_UINT64(g_WeChatWinDllAddr + g_WxCalls.ui.nickName + 0x14);
     if (nameType == 0xF) {
         ui.name = GET_STRING_FROM_P(g_WeChatWinDllAddr + g_WxCalls.ui.nickName);
     } else { // 0x1F