Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'service' = '<SYSTEM32>\service.exe'
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'Kernel' = '%PROGRAM_FILES%.exe'
- [<HKLM>\SOFTWARE\Classes\exefile\shell\open\command] '' = '<SYSTEM32>\Kernel.exe %1'
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'Kernel' = '<SYSTEM32>\Kernel.exe'
- [<HKLM>\SOFTWARE\Classes\txtfile\shell\open\command] '' = '<SYSTEM32>\Kernel.exe %1'
Creates the following files on removable media:
- <Drive name for removable media>:\recycle.{645FF040-5081-101B-9F08-00AA002F954E}\GHOSTBAK.exe
- <Drive name for removable media>:\autorun.inf
Malicious functions:
To complicate detection of its presence in the operating system,
forces the system hide from view:
- hidden files
- file extensions
Creates and executes the following:
- 'C:\Fuck.exe'
- '<SYSTEM32>\service.exe'
Executes the following:
- '<SYSTEM32>\taskkill.exe' /f /im KSafeTray.exe
Injects code into
the following system processes:
- <SYSTEM32>\svchost.exe
Terminates or attempts to terminate
the following user processes:
- 360tray.exe
Modifies file system :
Creates the following files:
- C:\<Auxiliary name>.exe
- C:\Far2.exe
- C:\Documents and Settings.exe
- %WINDIR%.exe
- <Auxiliary element>
- %PROGRAM_FILES%.exe
- <Current directory>.exe
- C:\Fuck.exe
- <SYSTEM32>\service.exe
- <SYSTEM32>\Kernel.exe
- <Current directory>\mgsgaujgju
- <SYSTEM32>\yjsoft.ini
- %WINDIR%\Temp\bj.exe
Sets the 'hidden' attribute to the following files:
- <SYSTEM32>\service.exe
- <Drive name for removable media>:\autorun.inf
- <SYSTEM32>\Kernel.exe
Deletes the following files:
- <Current directory>\mgsgaujgju
- C:\Fuck.exe
Modifies the HOSTS file.
Network activity:
Connects to:
- '<Private IP address>':139
- 'dl.##fnzc.com':888
- 'hu####-sss.3322.org':1035
- '<Private IP address>':445
- 'localhost':1037
- '<Private IP address>':80
UDP:
- DNS ASK www.ba##u.com
- DNS ASK hu####-sss.3322.org
- DNS ASK dl.##fnzc.com
Miscellaneous:
Searches for the following windows:
- ClassName: 'Shell_TrayWnd' WindowName: '(null)'
- ClassName: '(null)' WindowName: '(null)'
- ClassName: '#32770' WindowName: ' '
- ClassName: '' WindowName: '(null)'
