Technical Information
To ensure autorun and distribution:
Creates or modifies the following files:
- %HOMEPATH%\Start Menu\Programs\Startup\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:<Virus name>.exe'
Executes the following:
- '<SYSTEM32>\netsh.exe' firewall add allowedprogram "<Full path to virus>" "<Virus name>.exe" ENABLE
Network activity:
Connects to:
- 'hp###.no-ip.biz':55
UDP:
- DNS ASK hp###.no-ip.biz
