SUCHOST.EXE
Description: suchost.exe is a part of Trojan.Treb, a trojan that gives remote access to your system using listening proxy servers. This process is a security risk and should be removed from your system.
Recommendation: DISABLE AND REMOVE IMMEDIATELY. This process is most likely a virus or trojan.

簡單來說，suchost.exe是Trojan.Treb木馬程序的一部分，該木馬能夠遠程控制你的系統，將其變成代理伺服器。

趕快清除吧，建議重灌系統比較快也比較徹底。