Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'Windows System Audio Driver' = '"%APPDATA%\Roaming\audio32hd.exe"'
Malicious functions:
To complicate detection of its presence in the operating system,
forces the system hide from view:
- hidden files
Creates and executes the following:
- '%APPDATA%\Roaming\WUD32Host.exe'
- '%APPDATA%\Roaming\audio32hd.exe'
Executes the following:
- '<SYSTEM32>\rundll32.exe' dfdts.dll,DfdGetDefaultPolicyAndSMART
- '<SYSTEM32>\rundll32.exe' <SYSTEM32>\FirewallControlPanel.dll,ShowNotificationDialog /configure /ETOnly 0 /OnProfiles 6 /OtherAllowed 0 /OtherBlocked 0 /OtherEdgeAllowed 0 /NewBlocked 4 "%APPDATA%\roaming\audio32hd.exe"
- '<SYSTEM32>\rundll32.exe' <SYSTEM32>\FirewallControlPanel.dll,ShowNotificationDialog /configure /ETOnly 0 /OnProfiles 6 /OtherAllowed 0 /OtherBlocked 0 /OtherEdgeAllowed 0 /NewBlocked 4 "<Full path to virus>"
Modifies file system :
Creates the following files:
- %APPDATA%\Roaming\WUD32Host.exe
- %APPDATA%\Roaming\audio32hd.exe
Sets the 'hidden' attribute to the following files:
- %APPDATA%\Roaming\WUD32Host.exe
- %APPDATA%\Roaming\audio32hd.exe
Network activity:
Connects to:
- 'gi###us-btc.pw':80
TCP:
HTTP POST requests:
- gi###us-btc.pw/alizer/info.php
UDP:
- DNS ASK gi###us-btc.pw
- '23#.#55.255.250':1900
- '<Private IP address>':5351
