How to Make FUD Persistence After Meterpreter Session ?

hello again,

to make a FUD payload we can use ,msfencod or veil-framework or shellter, and we can get the meterpreter session successfully...,

after the meterpreter session ,when we try to make Persistence using metasploit , it is always caught by AV soft wares,

so my questions is "How to Make FUD Persistence After Meterpreter Session ? ? ?"

( P.S. : Ii know , we can kill the AV after the meterpreter session, but then victum will be notice it , )