Written in Visual Basic

Released in December 2000

Server
Dropped File:
c:\WINDOWS\SYSTEM\regsvr.exe 

size: 133.632 bytes 

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

added:
c:\WINDOWS\SYSTEM\a.exe 
c:\WINDOWS\SYSTEM\AA.EXE 
c:\WINDOWS\SYSTEM\PK.EXE 
c:\WINDOWS\SYSTEM\t.bat