ropshell> use 18403538a12facf8aced1dcfcccef1ba (download)
name         : libcrypto.so.1.0.0 (x86_64/ELF)
base address : 0x61e00
total gadgets: 13436

ropshell> suggest "sp lifting"
> 0x00064121 : add rsp, 0x18; ret
> 0x00064121 : add rsp, 0x18; ret
> 0x00065f87 : add rsp, 0x28; ret
> 0x00061e47 : add rsp, 0x38; ret
> 0x000666e5 : add rsp, 0x48; ret
> 0x00066fe2 : add rsp, 0x58; ret