Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'Web TV Extreme' = '<SYSTEM32>\webtvextremel.exe'
Malicious functions:
To bypass firewall, removes or modifies the following registry keys:
- [<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List] '<SYSTEM32>\webtvextremel.exe' = '<SYSTEM32>\webtvextremel.exe:*:Enabled:Web TV Extreme'
Creates and executes the following:
- <SYSTEM32>\webtvextremel.exe <Full path to virus>
Executes the following:
- <SYSTEM32>\netsh.exe firewall add allowedprogram "<SYSTEM32>\webtvextremel.exe" "Web TV Extreme" ENABLE
Hides the following processes:
- <SYSTEM32>\webtvextremel.exe
Modifies file system :
Creates the following files:
- <SYSTEM32>\webtvextremel.exe
Deletes itself.
Network activity:
UDP:
- '23#.#55.255.250':1900