Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] '3cc217740a50befb82dde9a046d48dc9' = '"%TEMP%\explorer.exe" ..'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] '3cc217740a50befb82dde9a046d48dc9' = '"%TEMP%\explorer.exe" ..'
Malicious functions:
To bypass firewall, removes or modifies the following registry keys:
- [<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List] '%TEMP%\explorer.exe' = '%TEMP%\explorer.exe:*:Enabled:explorer.exe'
Creates and executes the following:
- '%TEMP%\explorer.exe'
Executes the following:
- '<SYSTEM32>\netsh.exe' firewall add allowedprogram "%TEMP%\explorer.exe" "explorer.exe" ENABLE
- '%TEMP%\explorer.exe'
Modifies file system:
Creates the following files:
- %TEMP%\explorer.exe
- %HOMEPATH%\My Documents\New text document.txt
Network activity:
Connects to:
- 'rj###.hopto.org':1177
UDP:
- DNS ASK rj###.hopto.org
