The new “SysJoker” backdoor can reportedly attack multiple operating systems, including macOS, Windows, and Linux. On January 11, researchers from Intezer revealed they had found SysJoker, a backdoor that was originally discovered to be attacking Linux. Shortly after, variants of the same backdoor were uncovered that went after Windows and macOS.

Source: LXer – macOS, Windows, Linux all targeted by new cross-platform exploit