Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'Windows Update' = '%TEMP%\Winlogin.exe'
Malicious functions:
Creates and executes the following:
- %TEMP%\Fake DDoSer.exe
Modifies file system :
Creates the following files:
- %HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\69I9OPW5\users[1].html
- %TEMP%\Fake DDoSer.exe
- %TEMP%\Winlogin.exe
Sets the 'hidden' attribute to the following files:
- %TEMP%\Fake DDoSer.exe
Network activity:
Connects to:
- 'xx####mers.webs.com':80
- 'localhost':1039
- 'wh###smyip.com':80
TCP:
HTTP GET requests:
- xx####mers.webs.com/users.html
- wh###smyip.com/automation/n09230945.asp
UDP:
- DNS ASK xx####mers.webs.com
- DNS ASK wh###smyip.com
Miscellaneous:
Searches for the following windows:
- ClassName: 'MS_WebcheckMonitor' WindowName: ''
- ClassName: 'MS_AutodialMonitor' WindowName: ''
- ClassName: 'Shell_TrayWnd' WindowName: ''
