Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'svchost' = '%WINDIR%\smss.exe'
Malicious functions:
Creates and executes the following:
- '%WINDIR%\smss.exe'
Modifies file system :
Creates the following files:
- %WINDIR%\Options.cfg
- <SYSTEM32>\EASENDMAILOBJ.DLL
- %WINDIR%\Icon_3.ico
- %WINDIR%\smss.exe
Sets the 'hidden' attribute to the following files:
- %WINDIR%\smss.exe
- %WINDIR%\Icon_3.ico
Network activity:
Connects to:
- 'er#####.persiangig.com':80
TCP:
HTTP GET requests:
- er#####.persiangig.comhttp://erfuuun.persiangig.com/.Itd2T8E8Mz/other/EASend.zip
UDP:
- DNS ASK er#####.persiangig.com
Miscellaneous:
Searches for the following windows:
- ClassName: 'CabinetWClass' WindowName: '(null)'
- ClassName: '(null)' WindowName: 'System Configuration Utility'
- ClassName: '(null)' WindowName: '&Sign In'
- ClassName: '(null)' WindowName: 'Yahoo! Messenger'
