Executes a file named after a Windows system binary

The file runs from a user directory while carrying the name of an executable that normally only exists in System32.

Executes dropped EXE

Modifies file permissions

Reads WinSCP keys stored on the system

Tries to access WinSCP stored sessions.

Reads data files stored by FTP clients

Tries to access configuration files associated with programs like FileZilla.

Reads user/profile data of web browsers

Infostealers often target stored browser data, which can include saved credentials etc.

Unsecured Credentials: Credentials In Files

Steal credentials from unsecured files.

Adds Run key to start application

Checks installed software on the system

Looks up Uninstall key entries in the registry to enumerate software on the system.

Looks up external IP address via web service

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