Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'fbc307f7d76ec8f0360da9e18a67fb22' = '"%TEMP%\iexplorer.exe" ..'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'fbc307f7d76ec8f0360da9e18a67fb22' = '"%TEMP%\iexplorer.exe" ..'
Malicious functions:
To bypass firewall, removes or modifies the following registry keys:
- [<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List] '%TEMP%\iexplorer.exe' = '%TEMP%\iexplorer.exe:*:Enabled:iexplorer.exe'
Creates and executes the following:
- '%TEMP%\iexplorer.exe'
- '%HOMEPATH%\Local Settings\Tempserver.exe'
Executes the following:
- '<SYSTEM32>\netsh.exe' firewall add allowedprogram "%TEMP%\iexplorer.exe" "iexplorer.exe" ENABLE
Modifies file system :
Creates the following files:
- %TEMP%\iexplorer.exe
- %HOMEPATH%\Local Settings\Tempserver.exe
Network activity:
Connects to:
- 'xk####.myq-see.com':3434
UDP:
- DNS ASK xk####.myq-see.com
Miscellaneous:
Searches for the following windows:
- ClassName: 'Shell_TrayWnd' WindowName: '(null)'
- ClassName: 'Indicator' WindowName: '(null)'