Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon] 'Shell' = 'explorer.exe "%APPDATA%\3esazgklyrpcuajsqcpoft2g3hfkuwv2\csrss.exe"'
Malicious functions:
To bypass firewall, removes or modifies the following registry keys:
- [<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List] '<Full path to virus>' = '<Full path to virus>:*:Enabled:ldrsoft'
Modifies file system :
Moves itself:
- from <Full path to virus> to %APPDATA%\3esazgklyrpcuajsqcpoft2g3hfkuwv\csrss.exe
Network activity:
Connects to:
- 'cn##s.ru':80
TCP:
HTTP GET requests:
- cn##s.ru/cnn/img.php?v=#########################################################
UDP:
- DNS ASK cn##s.ru
