Written in Visual C++

Probably made in Belgium

more versions

dropped files:
c:\WINDOWS\system\threadsys.cfg     Size: 18 bytes 
c:\WINDOWS\system\threadsys0.exe    Size: 0 bytes 

added to registry:
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run "threadsys0"
data: C:\WINDOWS\system\threadsys0.exe


tested on Windows XP
November 28, 2005