Rejoice 3.5
(Backdoor.Win32.Prosti.bn for Client)
(Backdoor.Win32.Prosti.kt for Server)
(Backdoor.Win32.Delf.iva for rejoice.dll)

by ?

Written in Delphi

Released in June 2006

Made in China

more versions


Server:
dropped files:
c:\WINDOWS\system32\rejoice.dll    Size: 112,640 bytes 
c:\WINDOWS\system32\rejoice.exe    Size: 66,092 bytes 

startup:
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon "Shell"
old data: Explorer.exe 
new data: Explorer.exe C:\WINDOWS\System32\rejoice.exe 



tested on Windows XP
July 11, 2006

MegaSecurity