Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'tunnel' = '<SYSTEM32>\tunnel.exe'
Malicious functions:
To bypass firewall, removes or modifies the following registry keys:
- [<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List] '<SYSTEM32>\tunnel.exe' = '<SYSTEM32>\tunnel.exe:*:Enabled:tunnel'
Modifies file system :
Creates the following files:
- <SYSTEM32>\tunnel.exe
Network activity:
Connects to:
- 'te##1.ru':80
TCP:
HTTP GET requests:
- te##1.ru/test.php
UDP:
- DNS ASK te##1.ru
- '<Private IP address>':1036
Miscellaneous:
Searches for the following windows:
- ClassName: 'Indicator' WindowName: ''
