Technical Information
To ensure autorun and distribution:
Creates the following files on removable media:
- <Drive name for removable media>:\autorun.inf
- <Drive name for removable media>:\WGHXWco.exe
Malicious functions:
Executes the following:
- <SYSTEM32>\taskkill.exe /F /IM Avira.exe
- <SYSTEM32>\taskkill.exe /F /IM .exe
- <SYSTEM32>\taskkill.exe /F /IM cports.exe
- <SYSTEM32>\taskkill.exe /F /IM procexp.exe
Injects code into
the following system processes:
- %WINDIR%\Explorer.EXE
Modifies file system :
Creates the following files:
- %PROGRAM_FILES%\Bifrost\server.exe
- C:\autorun.inf
- C:\WGHXWco.exe
Sets the 'hidden' attribute to the following files:
- <Drive name for removable media>:\WGHXWco.exe
- C:\WGHXWco.exe
Network activity:
Connects to:
- 'h1###.zapto.org':81
UDP:
- DNS ASK h1###.zapto.org
Miscellaneous:
Searches for the following windows:
- ClassName: '' WindowName: ''
