Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'b5857819bb096c04134249d6f4e71934' = '"%APPDATA%\svhost.exe" ..'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'b5857819bb096c04134249d6f4e71934' = '"%APPDATA%\svhost.exe" ..'
Creates or modifies the following files:
- %HOMEPATH%\Start Menu\Programs\Startup\b5857819bb096c04134249d6f4e71934.exe
Malicious functions:
To bypass firewall, removes or modifies the following registry keys:
- [<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List] '%APPDATA%\svhost.exe' = '%APPDATA%\svhost.exe:*:Enabled:svhost.exe'
Creates and executes the following:
- '%APPDATA%\svhost.exe'
Executes the following:
- '<SYSTEM32>\netsh.exe' firewall add allowedprogram "%APPDATA%\svhost.exe" "svhost.exe" ENABLE
Modifies file system :
Creates the following files:
- %APPDATA%\svhost.exe
Network activity:
Connects to:
- 'fj####z.zapto.org':1177
UDP:
- DNS ASK fj####z.zapto.org
Miscellaneous:
Searches for the following windows:
- ClassName: 'Indicator' WindowName: '(null)'