The PlugX remote access trojan has been observed masquerading as an open source Windows debugger tool called x64dbg in an attempt to circumvent security protections and gain control of a target system.
"This file is a legitimate open-source debugger tool for Windows that is generally used to examine kernel-mode and user-mode code, crash dumps, or CPU registers," Trend Micro researchers Buddy http://dlvr.it/Sk6VYf
