Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'MSMLIVE' = '%WINDIR%\system\csrss.exe'
- [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon] 'Shell' = 'Explorer.exe "%WINDIR%\inf\smss.exe"'
Creates the following files on removable media:
- <Drive name for removable media>:\autorun.inf
- <Drive name for removable media>:\1.ico
- <Drive name for removable media>:\regdrv.exe
Modifies file system :
Creates the following files:
- <SYSTEM32>\synflood.exe
- <SYSTEM32>\udpflood.exe
- %WINDIR%\inf\ultravnc.ini
- %WINDIR%\inf\smss.exe
- %WINDIR%\system\csrss.exe
Sets the 'hidden' attribute to the following files:
- <Drive name for removable media>:\1.ico
- <Drive name for removable media>:\autorun.inf
- <Drive name for removable media>:\regdrv.exe
Network activity:
Connects to:
- 'ha####.no-ip.info':701
- 'ha####.no-ip.info':700
- 'ha####.no-ip.info':669
- 'ha####.no-ip.info':702
- 'ha####.no-ip.info':666
- 'ha####.no-ip.info':7852
- 'ha####.no-ip.info':750
- 'ha####.no-ip.info':661
- 'ha####.no-ip.info':5957
- 'any':666
- 'ha####.no-ip.info':663
- 'ha####.no-ip.info':668
- 'ha####.no-ip.info':667
- 'ha####.no-ip.info':664
UDP:
- DNS ASK ha####.no-ip.info
Miscellaneous:
Searches for the following windows:
- ClassName: 'TfrmServer' WindowName: 'DDF'
- ClassName: 'TApplication' WindowName: 'AAS'