Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'svchost.exe' = '%WINDIR%\Web\svchost.exe'
Creates or modifies the following files:
- %HOMEPATH%\Start Menu\Programs\Startup\svchost.exe.lnk
Creates the following files on removable media:
- <Drive name for removable media>:\lpk.dll
- <Drive name for removable media>:\autorun.inf
- <Drive name for removable media>:\ЦШТЄµДОДјю.exe
- <Drive name for removable media>:\exlpoer.exe
Malicious functions:
Creates and executes the following:
- '%WINDIR%\Web\svchost.exe'
Modifies file system :
Creates the following files:
- C:\Far2\lpk.dll
- <Auxiliary element>
- %WINDIR%\Web\svchost.exe
- <Current directory>\lpk.dll
Sets the 'hidden' attribute to the following files:
- <Auxiliary element>
- <Drive name for removable media>:\lpk.dll
- <Drive name for removable media>:\autorun.inf
- %WINDIR%\Web\svchost.exe
- <Current directory>\lpk.dll
- C:\Far2\lpk.dll
Network activity:
Connects to:
- 'yd###s.3322.org':7788
- '<Private IP address>':80
- '<Private IP address>':139
- '<Private IP address>':445
UDP:
- DNS ASK yd###s.3322.org
Miscellaneous:
Searches for the following windows:
- ClassName: 'MS_WebcheckMonitor' WindowName: '(null)'
- ClassName: 'MS_AutodialMonitor' WindowName: '(null)'
- ClassName: '#32770' WindowName: 'Windows ??????????'
