Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'msvcnet' = '%APPDATA%\Microsoft\msvcnet.exe'
Malicious functions:
To complicate detection of its presence in the operating system,
blocks the following features:
- User Account Control (UAC)
Creates and executes the following:
- '%APPDATA%\Microsoft\Silent.exe'
- '%APPDATA%\Microsoft\msvcnet.exe'
Modifies file system :
Creates the following files:
- %APPDATA%\Microsoft\msvcnet_n.SBR
- %APPDATA%\Microsoft\msvcnet_o.SBR
- %APPDATA%\Microsoft\msvcnet.exe
- %APPDATA%\Microsoft\Silent.exe
Deletes the following files:
- %APPDATA%\Microsoft\msvcnet_o.SBR
Network activity:
Connects to:
- 'au##.###p.oneandone.co.uk':25
UDP:
- DNS ASK au##.###p.oneandone.co.uk
Miscellaneous:
Searches for the following windows:
- ClassName: 'Shell_TrayWnd' WindowName: '(null)'
