Deletes itself

Loads dropped DLL

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.

Checks installed software on the system

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

Suspicious use of SetThreadContext