Free real estate: GoPix, the banking Trojan living off your memory

Kaspersky GReAT experts describe the unprecedentedly complex Brazilian banking Trojan GoPix that employs memory-only implants, Proxy AutoConfig (PAC) files for man-in-the-middle attacks, and malvertising via Google Ads.

Introduction GoPix is an advanced persistent threat targeting Brazilian financial institutions’ customers and cryptocurrency users. It represents an evolved threat targeting internet banking users through memory-only implants and obfuscated PowerShell scripts. It evolved from the RAT and Automated Transfer System (ATS) threats that were used in other malware campaigns into a unique threat never seen before. Operating as a LOLBin (Living-off-the-Land Binary), GoPix exemplifies a sophisticated approach that integrates malvertising vectors via platforms such as Google Ads to compromise prominent financial institutions’ customers.

Our extensive analysis reveals GoPix’s capabilities to execute man-in-the-middle attacks, monitor Pix transactions , Boleto slips , and manipulate cryptocurrency transactions.