Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'BrandPack' = '"C:\Brand.exe"'
Creates the following files on removable media:
- <Drive name for removable media>:\Autorun.inf
- <Drive name for removable media>:\Brand.exe
Malicious functions:
Creates and executes the following:
- C:\Brand.exe
Executes the following:
- <SYSTEM32>\ntvdm.exe -f -i1
Modifies file system :
Creates the following files:
- C:\FUNK
- C:\Brand.exe
- C:\bot.bin
- C:\MkFnk.exe
- %WINDIR%\Temp\scs1.tmp
- %WINDIR%\Temp\scs2.tmp
Sets the 'hidden' attribute to the following files:
- <Drive name for removable media>:\Autorun.inf
- <Drive name for removable media>:\Brand.exe
- C:\Brand.exe
Deletes the following files:
- C:\FUNK
- C:\MkFnk.exe
- %WINDIR%\Temp\scs1.tmp
- %WINDIR%\Temp\scs2.tmp
Network activity:
UDP:
- DNS ASK www.be####ork.kiev.ua
- 'www.be####ork.kiev.ua':2170
Miscellaneous:
Searches for the following windows:
- ClassName: 'MS_WINHELP' WindowName: ''
- ClassName: 'ConsoleWindowClass' WindowName: 'ntvdm-9c8.9cc.380001'
