Technical Information
To ensure autorun and distribution:
Creates the following services:
- [<HKLM>\SYSTEM\ControlSet001\Services\GrayPigeon_Hacker.com.cn] 'Start' = '00000002'
Malicious functions:
Creates and executes the following:
- %WINDIR%\Hacker.com.cn.exe
Executes the following:
- <SYSTEM32>\cmd.exe /c %WINDIR%\uninstal.bat
Modifies file system :
Creates the following files:
- %WINDIR%\uninstal.bat
- %WINDIR%\Hacker.com.cn.exe
Sets the 'hidden' attribute to the following files:
- %WINDIR%\Hacker.com.cn.exe
Deletes itself.
Network activity:
Connects to:
- 'we#.#hnu.edu.cn':80
TCP:
HTTP GET requests:
- we#.#hnu.edu.cn/ip.txt
UDP:
- DNS ASK we#.#hnu.edu.cn
Miscellaneous:
Searches for the following windows:
- ClassName: 'Shell_TrayWnd' WindowName: ''
