Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] '7fbdb99f4d11f9de7d87a21206e62552' = '"%TEMP%\sms.exe" ..'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] '7fbdb99f4d11f9de7d87a21206e62552' = '"%TEMP%\sms.exe" ..'
Creates or modifies the following files:
- %HOMEPATH%\Start Menu\Programs\Startup\7fbdb99f4d11f9de7d87a21206e62552.exe
Creates the following files on removable media:
- <Drive name for removable media>:\7fbdb99f4d11f9de7d87a21206e62552.exe
Malicious functions:
To bypass firewall, removes or modifies the following registry keys:
- [<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List] '%TEMP%\sms.exe' = '%TEMP%\sms.exe:*:Enabled:sms.exe'
Creates and executes the following:
- '%TEMP%\sms.exe'
Executes the following:
- '<SYSTEM32>\netsh.exe' firewall add allowedprogram "%TEMP%\sms.exe" "sms.exe" ENABLE
Modifies file system:
Creates the following files:
- %TEMP%\sms.exe
Sets the 'hidden' attribute to the following files:
- <Drive name for removable media>:\7fbdb99f4d11f9de7d87a21206e62552.exe
Network activity:
Connects to:
- 'ha####r31.no-ip.biz':1177
UDP:
- DNS ASK ha####r31.no-ip.biz
