A new malware dubbed SystemBC delivered by RIG and Fallout exploit kit, sets up a proxy connection on victims machine to hide the Command and Control center traffic for popular banking malware such as Danabot banking. SystemBC malware is written in C++ and it sets up tunnel network in the infected machine to. hide the traffic associated with other malware. The connection between the. command and Control are encrypted using RC4 encryption. The malware is named SystemBC, the advertisement also details the C&C servers, list of victim machines and authentication.”]
Source: https://gbhackers.com/systembc-malware-windows-computer/