Trojan.ciusky.gen.13 is the possible false positive or the alert about serious malware. Users are the ones that ask questions and report the pop-up on their machines. It mainly is related to the BitDefender antivirus tool, so it can definitely be a false positive triggered by compatibility issues between your programs or OS and a tool. Some AV tools blacklist particular games, applications, and other files due to previously caused issues or related activities. In most of the analyzed cases, files related to streaming, video games, applications that typically get pirated trigger the detection pop-ups.