Written in Delphi. compressed with UPX

Made in Brazil

Backdoor.Delf.gi:
size: 356.621 bytes

dropped files:
c:\WINDOWS\BACKDOOR.DELF.GI.EXE      size: 356.621 bytes 
c:\WINDOWS\DATA.TXT                  size: 2.197 bytes 
c:\WINDOWS\SYSTEM\HDLL.DLL           size: 24.576 bytes 

startup:
HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Run "Explorer" 

MegaSecurity