Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'dfd4378d0476eeed7dca5b4ee743b357' = '"%TEMP%\system.exe" ..'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'dfd4378d0476eeed7dca5b4ee743b357' = '"%TEMP%\system.exe" ..'
Creates or modifies the following files:
- %HOMEPATH%\Start Menu\Programs\Startup\dfd4378d0476eeed7dca5b4ee743b357.exe
Malicious functions:
To bypass firewall, removes or modifies the following registry keys:
- [<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List] '%TEMP%\system.exe' = '%TEMP%\system.exe:*:Enabled:system.exe'
Executes the following:
- '<SYSTEM32>\netsh.exe' firewall add allowedprogram "%TEMP%\system.exe" "system.exe" ENABLE
Injects code into
the following user processes:
- system.exe
Modifies file system:
Creates the following files:
- %TEMP%\system.exe
Network activity:
Connects to:
- 'xf####jh.ddns.net':5553
UDP:
- DNS ASK xf####jh.ddns.net
Miscellaneous:
Creates and executes the following:
- '%TEMP%\system.exe'
- '<Full path to file>'
