Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] '1e739f94850dc29461e21111f0ffd5d6' = '"%TEMP%\dosck.exe" ..'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] '1e739f94850dc29461e21111f0ffd5d6' = '"%TEMP%\dosck.exe" ..'
Creates or modifies the following files:
- %HOMEPATH%\Start Menu\Programs\Startup\1e739f94850dc29461e21111f0ffd5d6.exe
Malicious functions:
To bypass firewall, removes or modifies the following registry keys:
- [<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List] '%TEMP%\dosck.exe' = '%TEMP%\dosck.exe:*:Enabled:dosck.exe'
Executes the following:
- '<SYSTEM32>\netsh.exe' firewall add allowedprogram "%TEMP%\dosck.exe" "dosck.exe" ENABLE
- '%TEMP%\dosck.exe'
Modifies file system:
Creates the following files:
- %TEMP%\dosck.exe
Network activity:
Connects to:
- 'ha####96.hopto.org':1177
UDP:
- DNS ASK ha####96.hopto.org
