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.

Accesses cryptocurrency files/wallets, possible credential harvesting

Writes to the Master Boot Record (MBR)

Bootkits write to the MBR to gain persistence at a level below the operating system.

Suspicious use of SetThreadContext