Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKLM>\SOFTWARE\Microsoft\Active Setup\Installed Components\{9D71D88C-C598-4935-C5D1-43AA4DB90836}] 'stubpath' = ''
Creates the following files on removable media:
- <Drive name for removable media>:\Image.exe
Malicious functions:
Injects code into
the following system processes:
- %WINDIR%\Explorer.EXE
Modifies file system :
Creates the following files:
- %PROGRAM_FILES%\Bifrost\server.exe
- C:\Autorun.ini
- C:\Image.exe
Sets the 'hidden' attribute to the following files:
- <Drive name for removable media>:\Image.exe
- C:\Autorun.ini
- C:\Image.exe
Network activity:
Connects to:
- 'kh####21.no-ip.org':81
UDP:
- DNS ASK kh####21.no-ip.org
Miscellaneous:
Searches for the following windows:
- ClassName: 'Shell_TrayWnd' WindowName: ''
