Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] '1144e012cfe8f5d595edeaf3635ab4a1' = '"%APPDATA%\yahoo.exe" ..'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] '1144e012cfe8f5d595edeaf3635ab4a1' = '"%APPDATA%\yahoo.exe" ..'
Malicious functions:
To bypass firewall, removes or modifies the following registry keys:
- [<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List] '%APPDATA%\yahoo.exe' = '%APPDATA%\yahoo.exe:*:Enabled:yahoo.exe'
Creates and executes the following:
- '%APPDATA%\yahoo.exe'
Executes the following:
- '<SYSTEM32>\netsh.exe' firewall add allowedprogram "%APPDATA%\yahoo.exe" "yahoo.exe" ENABLE
Modifies file system :
Creates the following files:
- %APPDATA%\yahoo.exe
Network activity:
Connects to:
- '5.#.205.83':5552
Miscellaneous:
Searches for the following windows:
- ClassName: 'Indicator' WindowName: '(null)'