Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] '3692a49556bb6207d17c13401e3d8d13' = '"%APPDATA%\google.com" ..'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] '3692a49556bb6207d17c13401e3d8d13' = '"%APPDATA%\google.com" ..'
Creates or modifies the following files:
- %HOMEPATH%\Start Menu\Programs\Startup\3692a49556bb6207d17c13401e3d8d13.exe
Creates the following files on removable media:
- <Drive name for removable media>:\3692a49556bb6207d17c13401e3d8d13.exe
Malicious functions:
To bypass firewall, removes or modifies the following registry keys:
- [<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List] '%APPDATA%\google.com' = '%APPDATA%\google.com:*:Enabled:google.com'
Creates and executes the following:
- '%APPDATA%\google.com'
Executes the following:
- '<SYSTEM32>\netsh.exe' firewall add allowedprogram "%APPDATA%\google.com" "google.com" ENABLE
Modifies file system :
Creates the following files:
- %WINDIR%\Microsoft.NET\Framework\v2.0.50727\CONFIG\enterprisesec.config.cch.new
- %WINDIR%\Microsoft.NET\Framework\v2.0.50727\CONFIG\security.config.cch.new
- %APPDATA%\google.com
Sets the 'hidden' attribute to the following files:
- <Drive name for removable media>:\3692a49556bb6207d17c13401e3d8d13.exe
Moves the following files:
- from %WINDIR%\Microsoft.NET\Framework\v2.0.50727\CONFIG\enterprisesec.config.cch.new to %WINDIR%\Microsoft.NET\Framework\v2.0.50727\CONFIG\enterprisesec.config.cch
- from %WINDIR%\Microsoft.NET\Framework\v2.0.50727\CONFIG\security.config.cch.new to %WINDIR%\Microsoft.NET\Framework\v2.0.50727\CONFIG\security.config.cch
Network activity:
Connects to:
- 'bi#####chi.no-ip.biz':1177
UDP:
- DNS ASK bi#####chi.no-ip.biz
Miscellaneous:
Searches for the following windows:
- ClassName: 'Indicator' WindowName: '(null)'