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The process attempts to reach out to an external IP address or domain over port 80 or 443 to check in with a Command & Control (C2) server.

It attempts to write a copy of itself to the %AppData% or %Temp% directory and creates a Registry Run Key ( HKCU\Software\Microsoft\Windows\CurrentVersion\Run ) to ensure it starts upon reboot. Download RiS032021 rar

In a production environment, this file should be blocked by attachment filtering and its associated C2 IPs should be blacklisted at the firewall. The process attempts to reach out to an

If you are analyzing this for a CTF (Capture The Flag) or a certification lab: Download RiS032021 rar

The internal file often uses a PDF or Word icon to trick the user into double-clicking it.