Technical Information
To ensure autorun and distribution:
Creates the following files on removable media:
- <Drive name for removable media>:\Documents.lnk
- <Drive name for removable media>:\Passwords.lnk
- <Drive name for removable media>:\Pictures.lnk
- <Drive name for removable media>:\Video.lnk
- <Drive name for removable media>:\Music.lnk
- <Drive name for removable media>:\PKp.ico
- <Drive name for removable media>:\autorun.inf
- <Drive name for removable media>:\niudan.exe
- <Drive name for removable media>:\New Folder.lnk
- <Drive name for removable media>:\niudanx.exe
Malicious functions:
Creates and executes the following:
- %HOMEPATH%\niudan.exe
Modifies file system :
Creates the following files:
- %HOMEPATH%\niudan.exe
Sets the 'hidden' attribute to the following files:
- <Drive name for removable media>:\niudan.exe
- <Drive name for removable media>:\niudanx.exe
- <Drive name for removable media>:\PKp.ico
- %HOMEPATH%\niudan.exe
- <Drive name for removable media>:\autorun.inf
Network activity:
Connects to:
- 'ns#.##ayer1253.com':8000
UDP:
- DNS ASK ns#.##ayer1253.com
- '<Private IP address>':1035
