Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon] 'Userinit' = '<SYSTEM32>\userinit.exe,<SYSTEM32>\NetwkMonitor.exe'
Creates the following files on removable media:
- <Drive name for removable media>:\Autorun.inf
- <Drive name for removable media>:\NetwkMonitor.exe
Malicious functions:
To bypass firewall, removes or modifies the following registry keys:
- [<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List] 'E:\NetwkMonitor.exe' = 'E:\NetwkMonitor.exe:*:Enabled:NetwkMonitor'
- [<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List] '<Full path to virus>' = '<Full path to virus>:*:Enabled:NetwkMonitor'
- [<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List] '<SYSTEM32>\NetwkMonitor.exe' = '<SYSTEM32>\NetwkMonitor.exe:*:Enabled:NetwkMonitor'
- [<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List] 'C:\NetwkMonitor.exe' = 'C:\NetwkMonitor.exe:*:Enabled:NetwkMonitor'
Modifies file system :
Creates the following files:
- C:\Autorun.inf
- C:\NetwkMonitor.exe
- <SYSTEM32>\NetwkMonitor.exe
Network activity:
Connects to:
- '10.##2.240.202':1234
Miscellaneous:
Searches for the following windows:
- ClassName: 'Shell_TrayWnd' WindowName: ''