Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'System Boot Check' = '<SYSTEM32>\sysload3.exe'
Creates the following files on removable media:
- <Drive name for removable media>:\tool.exe
- <Drive name for removable media>:\autorun.inf
Malicious functions:
Executes the following:
- <SYSTEM32>\notepad.exe
Injects code into
the following system processes:
- <SYSTEM32>\notepad.exe
Modifies file system :
Creates the following files:
- <SYSTEM32>\config.ini
- %HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\KHMHGZ4F\css[1].css
- <SYSTEM32>\sysload3.exe
Network activity:
Connects to:
- 'a.###7ip.com':80
- 'localhost':1035
TCP:
HTTP GET requests:
- a.###7ip.com/css.css
UDP:
- DNS ASK a.###7ip.com
Miscellaneous:
Searches for the following windows:
- ClassName: 'MS_AutodialMonitor' WindowName: ''
- ClassName: 'MS_WebcheckMonitor' WindowName: ''
- ClassName: 'Shell_TrayWnd' WindowName: ''
- ClassName: 'Notepad' WindowName: ''
- ClassName: 'Indicator' WindowName: ''
- ClassName: '' WindowName: ''
- ClassName: 'IEFrame' WindowName: ''
