puede ser un trojano, concretamente
Troj/Banker-DAD:
Cita: Troj/Banker-DAD is a password-stealing Trojan for the Windows platform.
Troj/Banker-DAD attempts to steal confidential information entered into online banking websites.
When first run, Troj/Banker-DAD copies itself to <Windows>\Expert_Corp.exe.
Troj/Banker-DAD creates the following registry entry in an attempt to run Expert_Corp.exe on startup:
HKLM\Software\Microsoft\Windows\CurrentVersion\Run \
expert
<Windows>\\Expert_Corp.exe