Originally a small banking Trojan, Gozi has undergone massive changes in the number of variants available to threat actors. Operating continuously since 2007, Gozi has infected millions of machines and done untold damage to all types of industries and users. At its core, Gozi variants carry similar traits across the board. Some of the similarities between versions are strings
contained within the binary’s .bss section, man-in-the-browser attack, specific C2 check-in format, obfuscation of the C2 check-in, keylogging, email, FTP, IM accounts data and certificate grabbing, among others.