What is winnet.dll

winnet.dll" is part of the casinopalazzo trojan! (You will find winnet.dll, run_dos.dll, rnr.dll, taskmgn.exe, telnetxp.exe in your Windowssystem32 folder.) /winnet.dll.html 
You should remove it!

Note that "wininet.dll" is a Windows system file from Microsoft; malware often uses tricks like this to hide from users.