A new ransomware auto-denominated Syrk, built with tools available on the internet, has been found to be masquerading as a game hack tool for Fortnite, basically a cheat which promises to give players an edge in aiming accurately (an aimbot) and knowing the locations of other players. We expect it to possibly be distributed via an upload to a sharing site and the link posted in forums. We also provide instructions at the end to victims on two methods for decrypting files without paying a password.”]
Source: https://www.cyren.com/blog/articles/open-source-ransomware-targets-fortnite-users