Troj/Agent-GOI is a backdoor Trojan which allows a remote intruder to gain access and control over the computer.
When first run Troj/Agent-GOI copies itself to <System>\bqrlyv.exe.
The following registry entry is created to run bqrlyv.exe on startup:
HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Run
<random 1>
<System>\<random 1>.exe
The file bqrlyv.exe is registered as a new system driver service named "random 2", with a display name of "Print Spooler Service" and a startup type of automatic, so that it is started automatically during system startup. Registry entries are created under:
HKLM\SYSTEM\CurrentControlSet\Services\<random 2>