windows losing focus, rootkit problem

here is the sysinfo log as requested as well.

Tech Support Guy System Info Utility version 1.0.0.2
OS Version: Microsoft Windows 8.1 Pro, 64 bit
Processor: Intel(R) Core(TM) i7-3770 CPU @ 3.40GHz, Intel64 Family 6 Model 58 Stepping 9
Processor Count: 8
RAM: 32723 Mb
Graphics Card: NVIDIA Quadro FX 1800, 768 Mb
Hard Drives: C: Total - 114469 MB, Free - 22512 MB; D: Total - 357628 MB, Free - 207459 MB; O: Total - 507984 MB, Free - 353066 MB; P: Total - 207417 MB, Free - 119022 MB; R: Total - 357773 MB, Free - 319338 MB; U: Total - 2861578 MB, Free - 1845907 MB;
Motherboard: ASUSTeK COMPUTER INC., P8H77-V LE
Antivirus: Kaspersky Internet Security, Updated and Enabled