Internal name: MsnExe2

Written in Visual Basic

Probably made in Spain

See also Backdoor.VB.f  from the same author

error message box shown by server

Server:
dropped files:
c:\WINDOWS\SYSTEM\startmsn.exe   Size: 39.424 bytes 
c:\WINDOWS\SYSTEM\Servet.exe 
c:\WINDOWS\SYSTEM\startmsn.exe