After downloading latest software and patch for TrendMicro InterScan Web Security Virtual Appliance (IWSVA) 6.5 SP2 ( latest version ) on 25 Nov 2015 at URL –> http://downloadcenter.trendmicro.com/

This website actually for those have proper Trend License only.The worst case part is Trend micro itself not telling everybody about default password .BTW,

Here is default username : admin 

password is “adminIWSS85″