: Describe the GUI (e.g., Windows Forms, Tkinter) or CLI layout.

: Run the app in a sandbox (like Any.Run ) to see if it attempts to connect to an external IP or modify system registry keys.

: Check the file hash on VirusTotal to see if it’s a known threat.

Security researchers often use generic names like "KALKULATOR.zip" to disguise malicious payloads (Trojan Horses).