Technical Information
Malicious functions:
Creates and executes the following:
- '%TEMP%\skype.exe'
Executes the following:
- '<SYSTEM32>\netsh.exe' firewall add allowedprogram "%TEMP%\skype.exe" "skype.exe" 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
- %TEMP%\skype.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:
UDP:
- DNS ASK dn#.##ftncsi.com
- DNS ASK ka###.no-ip.biz
Miscellaneous:
Searches for the following windows:
- ClassName: 'Shell_TrayWnd' WindowName: ''
