ysusgpsu.dll

File ysusgpsu.dll is malware or can be infected by malware:
Adware Toolbar Toolbar, Malware Browser Helper Object BHO, Vundo (Virtumondo) Trojan, Zlob.Fam.SecurityToolbar7.1 Trojan, Zlob.ProtectionBar Trojan, securityinfohere.com Hijacker, thesafetyfiles.com Hijacker
You must run antivirus software as soon as posible to check you computer.

Download ExterminateIt! to instantly get rid of malware!

Also Be Aware of this dangerous files:

Also Be Aware of the Following Threats:
Removing Findit.Quick.BrowserAid Adware
Backdoor.Prorat Backdoor Removal instruction
Remove NetHack RAT
Spy.Officer Trojan Symptoms