Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon] 'Userinit' = '<SYSTEM32>\userinit.exe,<SYSTEM32>\system.exe'
Creates the following files on removable media:
- <Drive name for removable media>:\autorun.inf
- <Drive name for removable media>:\Phim_nguoi_lon.exe
Malicious functions:
Creates and executes the following:
- '<SYSTEM32>\system.exe'
Modifies file system :
Creates the following files:
- %HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\KHMHGZ4F\task[1].rar
- %TEMP%\1.tmp
- <SYSTEM32>\system.exe
Sets the 'hidden' attribute to the following files:
- <Drive name for removable media>:\autorun.inf
- <Drive name for removable media>:\Phim_nguoi_lon.exe
- <SYSTEM32>\system.exe
Deletes the following files:
- <SYSTEM32>\task.exe
- %TEMP%\~DF58A1.tmp
Moves the following files:
- from %TEMP%\1.tmp to <SYSTEM32>\task.exe
Network activity:
Connects to:
- 'www.fr###ebs.com':80
- 'localhost':1036
TCP:
HTTP GET requests:
- www.fr###ebs.com/hien-son/task.rar
UDP:
- DNS ASK www.fr###ebs.com
