Technical Information
Malicious functions:
Creates and executes the following:
- '<SYSTEM32>\bsyys.scr' /S
- '<SYSTEM32>\bsyys.scr' (downloaded from the Internet)
Modifies file system :
Creates the following files:
- <SYSTEM32>\bsyys.scr
- %WINDIR%\bt.dt
- %HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\KHMHGZ4F\vamos[1].jpg
- <SYSTEM32>\svhost.exe
Network activity:
Connects to:
- 'di####w.pisem.su':80
- 'localhost':1039
- 'www.lo###ost.com.br':80
TCP:
HTTP GET requests:
- di####w.pisem.su/vamos.jpg
- www.lo###ost.com.br/cont/acesso.php
HTTP POST requests:
- www.lo###ost.com.br/cont/contador.php
UDP:
- DNS ASK di####w.pisem.su
- DNS ASK www.lo###ost.com.br
Miscellaneous:
Searches for the following windows:
- ClassName: 'MS_WINHELP' WindowName: '(null)'
- ClassName: 'Shell_TrayWnd' WindowName: '(null)'
