.NET Reactor proctector

Detects an executable protected by an unregistered version of Eziriz's .NET Reactor.

Checks computer location settings

Looks up country code configured in the registry, likely geofence.

Drops startup file

Executes dropped EXE

Adds Run key to start application

Looks up external IP address via web service

Uses a legitimate IP lookup service to find the infected system's external IP.

Suspicious use of SetThreadContext