Written in C, compressed with ASPack

more versions

Backdoor.Win32.Loony.c:
dropped file:
c:\WINDOWS\system32\Wstats32.exe
size: 17.408 bytes 

startup:
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run "Wstats32 driver"
data: Wstats32.exe 

attempt to connect to an IRC server

tested on Windows XP
November 26, 2004