Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'winupdater' = 'C:\Windupdt\winupdate.exe'
- [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon] 'UserInit' = '<SYSTEM32>\userinit.exe,C:\Windupdt\winupdate.exe'
Malicious functions:
Executes the following:
- '<SYSTEM32>\ping.exe' 127.0.0.1 -n 5 > NUL del "<Full path to virus>"
- '%WINDIR%\explorer.exe'
Injects code into
the following system processes:
- %WINDIR%\explorer.exe
Modifies file system:
Creates the following files:
- C:\Windupdt\winupdate.exe
Sets the 'hidden' attribute to the following files:
- C:\Windupdt\winupdate.exe
Network activity:
Connects to:
- 'ja####9.no-ip.org':8080
- 'ja####9.no-ip.org':5150
UDP:
- DNS ASK ja####9.no-ip.org
Miscellaneous:
Searches for the following windows:
- ClassName: 'Indicator' WindowName: ''
