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Class: Msf::Exploit::SMB::ShadowMitmDispatcher
&mdash; Documentation by YARD 0.9.37
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<a href="../../../_index.html">Index (S)</a> &raquo;
<span class='title'><span class='object_link'><a href="../../../Msf.html" title="Msf (module)">Msf</a></span></span> &raquo; <span class='title'><span class='object_link'><a href="../../Exploit.html" title="Msf::Exploit (class)">Exploit</a></span></span> &raquo; <span class='title'><span class='object_link'><a href="../SMB.html" title="Msf::Exploit::SMB (module)">SMB</a></span></span>
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<span class="title">ShadowMitmDispatcher</span>
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<div id="search">
<a class="full_list_link" id="class_list_link"
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<div id="content"><h1>Class: Msf::Exploit::SMB::ShadowMitmDispatcher
</h1>
<div class="box_info">
<dl>
<dt>Inherits:</dt>
<dd>
<span class="inheritName">RubySMB::Dispatcher::Base</span>
<ul class="fullTree">
<li>Object</li>
<li class="next">RubySMB::Dispatcher::Base</li>
<li class="next">Msf::Exploit::SMB::ShadowMitmDispatcher</li>
</ul>
<a href="#" class="inheritanceTree">show all</a>
</dd>
</dl>
<dl>
<dt>Defined in:</dt>
<dd>lib/msf/core/exploit/smb/shadow_mitm_dispatcher.rb</dd>
</dl>
</div>
<h2>Overview</h2><div class="docstring">
<div class="discussion">
<p>This class provides a Man-In-The-Middle packet Dispatcher.</p>
</div>
</div>
<div class="tags">
</div>
<h2>
Constant Summary
<small><a href="#" class="constants_summary_toggle">collapse</a></small>
</h2>
<dl class="constants">
<dt id="READ_TIMEOUT-constant" class="">READ_TIMEOUT =
</dt>
<dd><pre class="code"><span class='int'>30</span></pre></dd>
<dt id="TCP_MSS-constant" class="">TCP_MSS =
<div class="docstring">
<div class="discussion">
<p>RFC 879</p>
</div>
</div>
<div class="tags">
</div>
</dt>
<dd><pre class="code"><span class='int'>536</span></pre></dd>
</dl>
<h2>Instance Attribute Summary <small><a href="#" class="summary_toggle">collapse</a></small></h2>
<ul class="summary">
<li class="public ">
<span class="summary_signature">
<a href="#ccap-instance_method" title="#ccap (instance method)">#<strong>ccap</strong> &#x21d2; PacketFu::Capture </a>
</span>
<span class="summary_desc"><div class='inline'></div></span>
</li>
<li class="public ">
<span class="summary_signature">
<a href="#eth_dst-instance_method" title="#eth_dst (instance method)">#<strong>eth_dst</strong> &#x21d2; String </a>
</span>
<span class="summary_desc"><div class='inline'></div></span>
</li>
<li class="public ">
<span class="summary_signature">
<a href="#eth_src-instance_method" title="#eth_src (instance method)">#<strong>eth_src</strong> &#x21d2; String </a>
</span>
<span class="summary_desc"><div class='inline'></div></span>
</li>
<li class="public ">
<span class="summary_signature">
<a href="#interface-instance_method" title="#interface (instance method)">#<strong>interface</strong> &#x21d2; String </a>
</span>
<span class="summary_desc"><div class='inline'></div></span>
</li>
<li class="public ">
<span class="summary_signature">
<a href="#ip_dst-instance_method" title="#ip_dst (instance method)">#<strong>ip_dst</strong> &#x21d2; String </a>
</span>
<span class="summary_desc"><div class='inline'></div></span>
</li>
<li class="public ">
<span class="summary_signature">
<a href="#ip_src-instance_method" title="#ip_src (instance method)">#<strong>ip_src</strong> &#x21d2; String </a>
</span>
<span class="summary_desc"><div class='inline'></div></span>
</li>
<li class="public ">
<span class="summary_signature">
<a href="#mac-instance_method" title="#mac (instance method)">#<strong>mac</strong> &#x21d2; String </a>
</span>
<span class="summary_desc"><div class='inline'></div></span>
</li>
<li class="public ">
<span class="summary_signature">
<a href="#read_timeout-instance_method" title="#read_timeout (instance method)">#<strong>read_timeout</strong> &#x21d2; Integer </a>
</span>
<span class="summary_desc"><div class='inline'></div></span>
</li>
<li class="public ">
<span class="summary_signature">
<a href="#stream-instance_method" title="#stream (instance method)">#<strong>stream</strong> &#x21d2; IO </a>
(also: #tcp_socket)
</span>
<span class="summary_desc"><div class='inline'></div></span>
</li>
<li class="public ">
<span class="summary_signature">
<a href="#tcp_ack-instance_method" title="#tcp_ack (instance method)">#<strong>tcp_ack</strong> &#x21d2; Integer </a>
</span>
<span class="summary_desc"><div class='inline'></div></span>
</li>
<li class="public ">
<span class="summary_signature">
<a href="#tcp_dst-instance_method" title="#tcp_dst (instance method)">#<strong>tcp_dst</strong> &#x21d2; Integer </a>
</span>
<span class="summary_desc"><div class='inline'></div></span>
</li>
<li class="public ">
<span class="summary_signature">
<a href="#tcp_mss-instance_method" title="#tcp_mss (instance method)">#<strong>tcp_mss</strong> &#x21d2; Integer </a>
</span>
<span class="summary_desc"><div class='inline'></div></span>
</li>
<li class="public ">
<span class="summary_signature">
<a href="#tcp_seq-instance_method" title="#tcp_seq (instance method)">#<strong>tcp_seq</strong> &#x21d2; Integer </a>
</span>
<span class="summary_desc"><div class='inline'></div></span>
</li>
<li class="public ">
<span class="summary_signature">
<a href="#tcp_src-instance_method" title="#tcp_src (instance method)">#<strong>tcp_src</strong> &#x21d2; Integer </a>
</span>
<span class="summary_desc"><div class='inline'></div></span>
</li>
<li class="public ">
<span class="summary_signature">
<a href="#tcp_win-instance_method" title="#tcp_win (instance method)">#<strong>tcp_win</strong> &#x21d2; Integer </a>
</span>
<span class="summary_desc"><div class='inline'></div></span>
</li>
</ul>
<h2>
Class Method Summary
<small><a href="#" class="summary_toggle">collapse</a></small>
</h2>
<ul class="summary">
<li class="public ">
<span class="summary_signature">
<a href="#connect-class_method" title="connect (class method)">.<strong>connect</strong> &#x21d2; Object </a>
</span>
<span class="summary_desc"><div class='inline'></div></span>
</li>
</ul>
<h2>
Instance Method Summary
<small><a href="#" class="summary_toggle">collapse</a></small>
</h2>
<ul class="summary">
<li class="public ">
<span class="summary_signature">
<a href="#initialize-instance_method" title="#initialize (instance method)">#<strong>initialize</strong>(interface:, mac:, eth_src:, eth_dst:, ip_src:, ip_dst:, tcp_src:, tcp_dst:, tcp_seq:, tcp_ack:, tcp_win:, tcp_mss: TCP_MSS, read_timeout: READ_TIMEOUT) &#x21d2; ShadowMitmDispatcher </a>
</span>
<span class="note title constructor">constructor</span>
<span class="summary_desc"><div class='inline'>
<p>We decide the host based on the first person to connect.</p>
</div></span>
</li>
<li class="public ">
<span class="summary_signature">
<a href="#recv_packet-instance_method" title="#recv_packet (instance method)">#<strong>recv_packet</strong>(full_response: false) &#x21d2; String </a>
</span>
<span class="summary_desc"><div class='inline'>
<p>Read a packet off the wire and parse it into a string.</p>
</div></span>
</li>
<li class="public ">
<span class="summary_signature">
<a href="#send_packet-instance_method" title="#send_packet (instance method)">#<strong>send_packet</strong>(packet, nbss_header: true, tcp_flags: { ack: 1, psh: 1 }, tcp_opts: &quot;&quot;) &#x21d2; Object </a>
</span>
<span class="summary_desc"><div class='inline'>
<p>Needs: @tcp_src, @tcp_dst, @tcp_seq, @tcp_ack, @tcp-win, @interface, @mac.</p>
</div></span>
</li>
</ul>
<div id="constructor_details" class="method_details_list">
<h2>Constructor Details</h2>
<div class="method_details first">
<h3 class="signature first" id="initialize-instance_method">
#<strong>initialize</strong>(interface:, mac:, eth_src:, eth_dst:, ip_src:, ip_dst:, tcp_src:, tcp_dst:, tcp_seq:, tcp_ack:, tcp_win:, tcp_mss: TCP_MSS, read_timeout: READ_TIMEOUT) &#x21d2; <tt><span class='object_link'><a href="" title="Msf::Exploit::SMB::ShadowMitmDispatcher (class)">ShadowMitmDispatcher</a></span></tt>
</h3><div class="docstring">
<div class="discussion">
<p>We decide the host based on the first person to connect</p>
</div>
</div>
<div class="tags">
</div><table class="source_code">
<tr>
<td>
<pre class="lines">
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102</pre>
</td>
<td>
<pre class="code"><span class="info file"># File 'lib/msf/core/exploit/smb/shadow_mitm_dispatcher.rb', line 86</span>
<span class='kw'>def</span> <span class='id identifier rubyid_initialize'>initialize</span><span class='lparen'>(</span><span class='label'>interface:</span> <span class='comma'>,</span> <span class='label'>mac:</span> <span class='comma'>,</span> <span class='label'>eth_src:</span> <span class='comma'>,</span> <span class='label'>eth_dst:</span> <span class='comma'>,</span> <span class='label'>ip_src:</span> <span class='comma'>,</span> <span class='label'>ip_dst:</span> <span class='comma'>,</span> <span class='label'>tcp_src:</span><span class='comma'>,</span> <span class='label'>tcp_dst:</span> <span class='comma'>,</span> <span class='label'>tcp_seq:</span> <span class='comma'>,</span> <span class='label'>tcp_ack:</span> <span class='comma'>,</span> <span class='label'>tcp_win:</span> <span class='comma'>,</span> <span class='label'>tcp_mss:</span> <span class='const'><span class='object_link'><a href="#TCP_MSS-constant" title="Msf::Exploit::SMB::ShadowMitmDispatcher::TCP_MSS (constant)">TCP_MSS</a></span></span><span class='comma'>,</span> <span class='label'>read_timeout:</span> <span class='const'><span class='object_link'><a href="#READ_TIMEOUT-constant" title="Msf::Exploit::SMB::ShadowMitmDispatcher::READ_TIMEOUT (constant)">READ_TIMEOUT</a></span></span><span class='rparen'>)</span>
<span class='ivar'>@interface</span> <span class='op'>=</span> <span class='id identifier rubyid_interface'>interface</span>
<span class='ivar'>@mac</span> <span class='op'>=</span> <span class='id identifier rubyid_mac'>mac</span>
<span class='ivar'>@eth_src</span> <span class='op'>=</span> <span class='id identifier rubyid_eth_src'>eth_src</span>
<span class='ivar'>@eth_dst</span> <span class='op'>=</span> <span class='id identifier rubyid_eth_dst'>eth_dst</span>
<span class='ivar'>@ip_src</span> <span class='op'>=</span> <span class='id identifier rubyid_ip_src'>ip_src</span>
<span class='ivar'>@ip_dst</span> <span class='op'>=</span> <span class='id identifier rubyid_ip_dst'>ip_dst</span>
<span class='ivar'>@tcp_src</span> <span class='op'>=</span> <span class='id identifier rubyid_tcp_src'>tcp_src</span>
<span class='ivar'>@tcp_dst</span> <span class='op'>=</span> <span class='id identifier rubyid_tcp_dst'>tcp_dst</span>
<span class='ivar'>@tcp_seq</span> <span class='op'>=</span> <span class='id identifier rubyid_tcp_seq'>tcp_seq</span>
<span class='ivar'>@tcp_ack</span> <span class='op'>=</span> <span class='id identifier rubyid_tcp_ack'>tcp_ack</span>
<span class='ivar'>@tcp_win</span> <span class='op'>=</span> <span class='id identifier rubyid_tcp_win'>tcp_win</span>
<span class='ivar'>@tcp_mss</span> <span class='op'>=</span> <span class='id identifier rubyid_tcp_mss'>tcp_mss</span>
<span class='ivar'>@read_timeout</span> <span class='op'>=</span> <span class='id identifier rubyid_read_timeout'>read_timeout</span>
<span class='comment'># Just create something to close
</span> <span class='ivar'>@stream</span> <span class='op'>=</span> <span class='const'>Socket</span><span class='period'>.</span><span class='id identifier rubyid_new'>new</span> <span class='const'>Socket</span><span class='op'>::</span><span class='const'>AF_INET</span><span class='comma'>,</span> <span class='const'>Socket</span><span class='op'>::</span><span class='const'>SOCK_STREAM</span>
<span class='kw'>end</span></pre>
</td>
</tr>
</table>
</div>
</div>
<div id="instance_attr_details" class="attr_details">
<h2>Instance Attribute Details</h2>
<span id="ccap=-instance_method"></span>
<div class="method_details first">
<h3 class="signature first" id="ccap-instance_method">
#<strong>ccap</strong> &#x21d2; <tt>PacketFu::Capture</tt>
</h3><div class="docstring">
<div class="discussion">
</div>
</div>
<div class="tags">
<p class="tag_title">Returns:</p>
<ul class="return">
<li>
<span class='type'>(<tt>PacketFu::Capture</tt>)</span>
</li>
</ul>
</div><table class="source_code">
<tr>
<td>
<pre class="lines">
83
84
85</pre>
</td>
<td>
<pre class="code"><span class="info file"># File 'lib/msf/core/exploit/smb/shadow_mitm_dispatcher.rb', line 83</span>
<span class='kw'>def</span> <span class='id identifier rubyid_ccap'>ccap</span>
<span class='ivar'>@ccap</span>
<span class='kw'>end</span></pre>
</td>
</tr>
</table>
</div>
<span id="eth_dst=-instance_method"></span>
<div class="method_details ">
<h3 class="signature " id="eth_dst-instance_method">
#<strong>eth_dst</strong> &#x21d2; <tt>String</tt>
</h3><div class="docstring">
<div class="discussion">
</div>
</div>
<div class="tags">
<p class="tag_title">Returns:</p>
<ul class="return">
<li>
<span class='type'>(<tt>String</tt>)</span>
</li>
</ul>
</div><table class="source_code">
<tr>
<td>
<pre class="lines">
38
39
40</pre>
</td>
<td>
<pre class="code"><span class="info file"># File 'lib/msf/core/exploit/smb/shadow_mitm_dispatcher.rb', line 38</span>
<span class='kw'>def</span> <span class='id identifier rubyid_eth_dst'>eth_dst</span>
<span class='ivar'>@eth_dst</span>
<span class='kw'>end</span></pre>
</td>
</tr>
</table>
</div>
<span id="eth_src=-instance_method"></span>
<div class="method_details ">
<h3 class="signature " id="eth_src-instance_method">
#<strong>eth_src</strong> &#x21d2; <tt>String</tt>
</h3><div class="docstring">
<div class="discussion">
</div>
</div>
<div class="tags">
<p class="tag_title">Returns:</p>
<ul class="return">
<li>
<span class='type'>(<tt>String</tt>)</span>
</li>
</ul>
</div><table class="source_code">
<tr>
<td>
<pre class="lines">
33
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</td>
<td>
<pre class="code"><span class="info file"># File 'lib/msf/core/exploit/smb/shadow_mitm_dispatcher.rb', line 33</span>
<span class='kw'>def</span> <span class='id identifier rubyid_eth_src'>eth_src</span>
<span class='ivar'>@eth_src</span>
<span class='kw'>end</span></pre>
</td>
</tr>
</table>
</div>
<span id="interface=-instance_method"></span>
<div class="method_details ">
<h3 class="signature " id="interface-instance_method">
#<strong>interface</strong> &#x21d2; <tt>String</tt>
</h3><div class="docstring">
<div class="discussion">
</div>
</div>
<div class="tags">
<p class="tag_title">Returns:</p>
<ul class="return">
<li>
<span class='type'>(<tt>String</tt>)</span>
</li>
</ul>
</div><table class="source_code">
<tr>
<td>
<pre class="lines">
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</td>
<td>
<pre class="code"><span class="info file"># File 'lib/msf/core/exploit/smb/shadow_mitm_dispatcher.rb', line 23</span>
<span class='kw'>def</span> <span class='id identifier rubyid_interface'>interface</span>
<span class='ivar'>@interface</span>
<span class='kw'>end</span></pre>
</td>
</tr>
</table>
</div>
<span id="ip_dst=-instance_method"></span>
<div class="method_details ">
<h3 class="signature " id="ip_dst-instance_method">
#<strong>ip_dst</strong> &#x21d2; <tt>String</tt>
</h3><div class="docstring">
<div class="discussion">
</div>
</div>
<div class="tags">
<p class="tag_title">Returns:</p>
<ul class="return">
<li>
<span class='type'>(<tt>String</tt>)</span>
</li>
</ul>
</div><table class="source_code">
<tr>
<td>
<pre class="lines">
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</td>
<td>
<pre class="code"><span class="info file"># File 'lib/msf/core/exploit/smb/shadow_mitm_dispatcher.rb', line 48</span>
<span class='kw'>def</span> <span class='id identifier rubyid_ip_dst'>ip_dst</span>
<span class='ivar'>@ip_dst</span>
<span class='kw'>end</span></pre>
</td>
</tr>
</table>
</div>
<span id="ip_src=-instance_method"></span>
<div class="method_details ">
<h3 class="signature " id="ip_src-instance_method">
#<strong>ip_src</strong> &#x21d2; <tt>String</tt>
</h3><div class="docstring">
<div class="discussion">
</div>
</div>
<div class="tags">
<p class="tag_title">Returns:</p>
<ul class="return">
<li>
<span class='type'>(<tt>String</tt>)</span>
</li>
</ul>
</div><table class="source_code">
<tr>
<td>
<pre class="lines">
43
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45</pre>
</td>
<td>
<pre class="code"><span class="info file"># File 'lib/msf/core/exploit/smb/shadow_mitm_dispatcher.rb', line 43</span>
<span class='kw'>def</span> <span class='id identifier rubyid_ip_src'>ip_src</span>
<span class='ivar'>@ip_src</span>
<span class='kw'>end</span></pre>
</td>
</tr>
</table>
</div>
<span id="mac=-instance_method"></span>
<div class="method_details ">
<h3 class="signature " id="mac-instance_method">
#<strong>mac</strong> &#x21d2; <tt>String</tt>
</h3><div class="docstring">
<div class="discussion">
</div>
</div>
<div class="tags">
<p class="tag_title">Returns:</p>
<ul class="return">
<li>
<span class='type'>(<tt>String</tt>)</span>
</li>
</ul>
</div><table class="source_code">
<tr>
<td>
<pre class="lines">
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</td>
<td>
<pre class="code"><span class="info file"># File 'lib/msf/core/exploit/smb/shadow_mitm_dispatcher.rb', line 28</span>
<span class='kw'>def</span> <span class='id identifier rubyid_mac'>mac</span>
<span class='ivar'>@mac</span>
<span class='kw'>end</span></pre>
</td>
</tr>
</table>
</div>
<span id="read_timeout=-instance_method"></span>
<div class="method_details ">
<h3 class="signature " id="read_timeout-instance_method">
#<strong>read_timeout</strong> &#x21d2; <tt>Integer</tt>
</h3><div class="docstring">
<div class="discussion">
</div>
</div>
<div class="tags">
<p class="tag_title">Returns:</p>
<ul class="return">
<li>
<span class='type'>(<tt>Integer</tt>)</span>
</li>
</ul>
</div><table class="source_code">
<tr>
<td>
<pre class="lines">
18
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</td>
<td>
<pre class="code"><span class="info file"># File 'lib/msf/core/exploit/smb/shadow_mitm_dispatcher.rb', line 18</span>
<span class='kw'>def</span> <span class='id identifier rubyid_read_timeout'>read_timeout</span>
<span class='ivar'>@read_timeout</span>
<span class='kw'>end</span></pre>
</td>
</tr>
</table>
</div>
<span id="stream=-instance_method"></span>
<div class="method_details ">
<h3 class="signature " id="stream-instance_method">
#<strong>stream</strong> &#x21d2; <tt>IO</tt>
<span class="aliases">Also known as:
<span class="names"><span id='tcp_socket-instance_method'>tcp_socket</span></span>
</span>
</h3><div class="docstring">
<div class="discussion">
</div>
</div>
<div class="tags">
<p class="tag_title">Returns:</p>
<ul class="return">
<li>
<span class='type'>(<tt>IO</tt>)</span>
</li>
</ul>
</div><table class="source_code">
<tr>
<td>
<pre class="lines">
11
12
13</pre>
</td>
<td>
<pre class="code"><span class="info file"># File 'lib/msf/core/exploit/smb/shadow_mitm_dispatcher.rb', line 11</span>
<span class='kw'>def</span> <span class='id identifier rubyid_stream'>stream</span>
<span class='ivar'>@stream</span>
<span class='kw'>end</span></pre>
</td>
</tr>
</table>
</div>
<span id="tcp_ack=-instance_method"></span>
<div class="method_details ">
<h3 class="signature " id="tcp_ack-instance_method">
#<strong>tcp_ack</strong> &#x21d2; <tt>Integer</tt>
</h3><div class="docstring">
<div class="discussion">
</div>
</div>
<div class="tags">
<p class="tag_title">Returns:</p>
<ul class="return">
<li>
<span class='type'>(<tt>Integer</tt>)</span>
</li>
</ul>
</div><table class="source_code">
<tr>
<td>
<pre class="lines">
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<pre class="code"><span class="info file"># File 'lib/msf/core/exploit/smb/shadow_mitm_dispatcher.rb', line 58</span>
<span class='kw'>def</span> <span class='id identifier rubyid_tcp_ack'>tcp_ack</span>
<span class='ivar'>@tcp_ack</span>
<span class='kw'>end</span></pre>
</td>
</tr>
</table>
</div>
<span id="tcp_dst=-instance_method"></span>
<div class="method_details ">
<h3 class="signature " id="tcp_dst-instance_method">
#<strong>tcp_dst</strong> &#x21d2; <tt>Integer</tt>
</h3><div class="docstring">
<div class="discussion">
</div>
</div>
<div class="tags">
<p class="tag_title">Returns:</p>
<ul class="return">
<li>
<span class='type'>(<tt>Integer</tt>)</span>
</li>
</ul>
</div><table class="source_code">
<tr>
<td>
<pre class="lines">
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<td>
<pre class="code"><span class="info file"># File 'lib/msf/core/exploit/smb/shadow_mitm_dispatcher.rb', line 68</span>
<span class='kw'>def</span> <span class='id identifier rubyid_tcp_dst'>tcp_dst</span>
<span class='ivar'>@tcp_dst</span>
<span class='kw'>end</span></pre>
</td>
</tr>
</table>
</div>
<span id="tcp_mss=-instance_method"></span>
<div class="method_details ">
<h3 class="signature " id="tcp_mss-instance_method">
#<strong>tcp_mss</strong> &#x21d2; <tt>Integer</tt>
</h3><div class="docstring">
<div class="discussion">
</div>
</div>
<div class="tags">
<p class="tag_title">Returns:</p>
<ul class="return">
<li>
<span class='type'>(<tt>Integer</tt>)</span>
</li>
</ul>
</div><table class="source_code">
<tr>
<td>
<pre class="lines">
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<td>
<pre class="code"><span class="info file"># File 'lib/msf/core/exploit/smb/shadow_mitm_dispatcher.rb', line 78</span>
<span class='kw'>def</span> <span class='id identifier rubyid_tcp_mss'>tcp_mss</span>
<span class='ivar'>@tcp_mss</span>
<span class='kw'>end</span></pre>
</td>
</tr>
</table>
</div>
<span id="tcp_seq=-instance_method"></span>
<div class="method_details ">
<h3 class="signature " id="tcp_seq-instance_method">
#<strong>tcp_seq</strong> &#x21d2; <tt>Integer</tt>
</h3><div class="docstring">
<div class="discussion">
</div>
</div>
<div class="tags">
<p class="tag_title">Returns:</p>
<ul class="return">
<li>
<span class='type'>(<tt>Integer</tt>)</span>
</li>
</ul>
</div><table class="source_code">
<tr>
<td>
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<td>
<pre class="code"><span class="info file"># File 'lib/msf/core/exploit/smb/shadow_mitm_dispatcher.rb', line 53</span>
<span class='kw'>def</span> <span class='id identifier rubyid_tcp_seq'>tcp_seq</span>
<span class='ivar'>@tcp_seq</span>
<span class='kw'>end</span></pre>
</td>
</tr>
</table>
</div>
<span id="tcp_src=-instance_method"></span>
<div class="method_details ">
<h3 class="signature " id="tcp_src-instance_method">
#<strong>tcp_src</strong> &#x21d2; <tt>Integer</tt>
</h3><div class="docstring">
<div class="discussion">
</div>
</div>
<div class="tags">
<p class="tag_title">Returns:</p>
<ul class="return">
<li>
<span class='type'>(<tt>Integer</tt>)</span>
</li>
</ul>
</div><table class="source_code">
<tr>
<td>
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<pre class="code"><span class="info file"># File 'lib/msf/core/exploit/smb/shadow_mitm_dispatcher.rb', line 63</span>
<span class='kw'>def</span> <span class='id identifier rubyid_tcp_src'>tcp_src</span>
<span class='ivar'>@tcp_src</span>
<span class='kw'>end</span></pre>
</td>
</tr>
</table>
</div>
<span id="tcp_win=-instance_method"></span>
<div class="method_details ">
<h3 class="signature " id="tcp_win-instance_method">
#<strong>tcp_win</strong> &#x21d2; <tt>Integer</tt>
</h3><div class="docstring">
<div class="discussion">
</div>
</div>
<div class="tags">
<p class="tag_title">Returns:</p>
<ul class="return">
<li>
<span class='type'>(<tt>Integer</tt>)</span>
</li>
</ul>
</div><table class="source_code">
<tr>
<td>
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<td>
<pre class="code"><span class="info file"># File 'lib/msf/core/exploit/smb/shadow_mitm_dispatcher.rb', line 73</span>
<span class='kw'>def</span> <span class='id identifier rubyid_tcp_win'>tcp_win</span>
<span class='ivar'>@tcp_win</span>
<span class='kw'>end</span></pre>
</td>
</tr>
</table>
</div>
</div>
<div id="class_method_details" class="method_details_list">
<h2>Class Method Details</h2>
<div class="method_details first">
<h3 class="signature first" id="connect-class_method">
.<strong>connect</strong> &#x21d2; <tt>Object</tt>
</h3><div class="docstring">
<div class="discussion">
</div>
</div>
<div class="tags">
<p class="tag_title">Parameters:</p>
<ul class="param">
<li>
<span class='name'>host</span>
<span class='type'>(<tt>String</tt>)</span>
&mdash;
<div class='inline'>
<p>passed to TCPSocket.new</p>
</div>
</li>
<li>
<span class='name'>port</span>
<span class='type'>(<tt>Fixnum</tt>)</span>
&mdash;
<div class='inline'>
<p>passed to TCPSocket.new</p>
</div>
</li>
</ul>
</div><table class="source_code">
<tr>
<td>
<pre class="lines">
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</td>
<td>
<pre class="code"><span class="info file"># File 'lib/msf/core/exploit/smb/shadow_mitm_dispatcher.rb', line 106</span>
<span class='kw'>def</span> <span class='kw'>self</span><span class='period'>.</span><span class='id identifier rubyid_connect'>connect</span><span class='comment'>#(host, port: 445, socket: TCPSocket.new(host, port))
</span> <span class='id identifier rubyid_new'>new</span><span class='lparen'>(</span><span class='rparen'>)</span>
<span class='kw'>end</span></pre>
</td>
</tr>
</table>
</div>
</div>
<div id="instance_method_details" class="method_details_list">
<h2>Instance Method Details</h2>
<div class="method_details first">
<h3 class="signature first" id="recv_packet-instance_method">
#<strong>recv_packet</strong>(full_response: false) &#x21d2; <tt>String</tt>
</h3><div class="docstring">
<div class="discussion">
<p>Read a packet off the wire and parse it into a string</p>
</div>
</div>
<div class="tags">
<p class="tag_title">Parameters:</p>
<ul class="param">
<li>
<span class='name'>full_response</span>
<span class='type'>(<tt>Boolean</tt>)</span>
<em class="default">(defaults to: <tt>false</tt>)</em>
&mdash;
<div class='inline'>
<p>whether to include the NetBios Session Service header in the response</p>
</div>
</li>
</ul>
<p class="tag_title">Returns:</p>
<ul class="return">
<li>
<span class='type'>(<tt>String</tt>)</span>
&mdash;
<div class='inline'>
<p>the raw response (including the NetBios Session Service header if full_response is true)</p>
</div>
</li>
</ul>
<p class="tag_title">Raises:</p>
<ul class="raise">
<li>
<span class='type'>(<tt>RubySMB::Error::NetBiosSessionService</tt>)</span>
&mdash;
<div class='inline'>
<p>if there’s an error reading the first 4 bytes, which are assumed to be the NetBiosSessionService header.</p>
</div>
</li>
<li>
<span class='type'>(<tt>RubySMB::Error::CommunicationError</tt>)</span>
&mdash;
<div class='inline'>
<p>if the read timeout expires or an error occurs when reading the packet</p>
</div>
</li>
</ul>
</div><table class="source_code">
<tr>
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</td>
<td>
<pre class="code"><span class="info file"># File 'lib/msf/core/exploit/smb/shadow_mitm_dispatcher.rb', line 166</span>
<span class='kw'>def</span> <span class='id identifier rubyid_recv_packet'>recv_packet</span><span class='lparen'>(</span><span class='label'>full_response:</span> <span class='kw'>false</span><span class='rparen'>)</span>
<span class='id identifier rubyid_raise'>raise</span> <span class='const'>RubySMB</span><span class='op'>::</span><span class='const'>Error</span><span class='op'>::</span><span class='const'>CommunicationError</span><span class='comma'>,</span> <span class='tstring'><span class='tstring_beg'>&#39;</span><span class='tstring_content'>Capture has not been initialized</span><span class='tstring_end'>&#39;</span></span> <span class='kw'>unless</span> <span class='ivar'>@ccap</span><span class='period'>.</span><span class='id identifier rubyid_class'>class</span> <span class='op'>==</span> <span class='const'>PacketFu</span><span class='op'>::</span><span class='const'>Capture</span>
<span class='id identifier rubyid_pkt'>pkt</span> <span class='op'>=</span> <span class='ivar'>@stream</span><span class='period'>.</span><span class='id identifier rubyid_each_data'>each_data</span> <span class='kw'>do</span> <span class='op'>|</span><span class='id identifier rubyid_data'>data</span><span class='op'>|</span>
<span class='id identifier rubyid_pkt'>pkt</span> <span class='op'>=</span> <span class='const'>PacketFu</span><span class='op'>::</span><span class='const'>Packet</span><span class='period'>.</span><span class='id identifier rubyid_parse'>parse</span><span class='lparen'>(</span><span class='id identifier rubyid_data'>data</span><span class='rparen'>)</span>
<span class='kw'>break</span> <span class='id identifier rubyid_pkt'>pkt</span> <span class='kw'>if</span> <span class='lparen'>(</span><span class='id identifier rubyid_pkt'>pkt</span><span class='period'>.</span><span class='id identifier rubyid_tcp_header'>tcp_header</span><span class='period'>.</span><span class='id identifier rubyid_tcp_seq'>tcp_seq</span> <span class='op'>==</span> <span class='ivar'>@tcp_ack</span><span class='rparen'>)</span> <span class='op'>||</span> <span class='lparen'>(</span><span class='ivar'>@tcp_ack</span> <span class='op'>==</span> <span class='int'>0</span><span class='rparen'>)</span>
<span class='kw'>end</span>
<span class='id identifier rubyid_raise'>raise</span> <span class='const'>Errno</span><span class='op'>::</span><span class='const'>ECONNRESET</span><span class='comma'>,</span> <span class='tstring'><span class='tstring_beg'>&#39;</span><span class='tstring_content'>Received a RST packet</span><span class='tstring_end'>&#39;</span></span> <span class='kw'>if</span> <span class='id identifier rubyid_pkt'>pkt</span><span class='period'>.</span><span class='id identifier rubyid_tcp_header'>tcp_header</span><span class='period'>.</span><span class='id identifier rubyid_tcp_flags'>tcp_flags</span><span class='period'>.</span><span class='id identifier rubyid_rst'>rst</span> <span class='op'>==</span> <span class='int'>1</span>
<span class='comment'>#puts &quot;#{pkt.tcp_header.tcp_seq} == #{@tcp_ack}&quot;
</span> <span class='ivar'>@tcp_ack</span> <span class='op'>=</span> <span class='id identifier rubyid_pkt'>pkt</span><span class='period'>.</span><span class='id identifier rubyid_tcp_header'>tcp_header</span><span class='period'>.</span><span class='id identifier rubyid_tcp_seq'>tcp_seq</span> <span class='op'>+</span> <span class='id identifier rubyid_pkt'>pkt</span><span class='period'>.</span><span class='id identifier rubyid_tcp_header'>tcp_header</span><span class='period'>.</span><span class='id identifier rubyid_body'>body</span><span class='period'>.</span><span class='id identifier rubyid_size'>size</span>
<span class='ivar'>@tcp_ack</span> <span class='op'>+=</span> <span class='int'>1</span> <span class='kw'>if</span> <span class='id identifier rubyid_pkt'>pkt</span><span class='period'>.</span><span class='id identifier rubyid_tcp_header'>tcp_header</span><span class='period'>.</span><span class='id identifier rubyid_tcp_flags'>tcp_flags</span><span class='period'>.</span><span class='id identifier rubyid_syn'>syn</span> <span class='op'>==</span> <span class='int'>1</span>
<span class='ivar'>@tcp_seq</span> <span class='op'>=</span> <span class='id identifier rubyid_pkt'>pkt</span><span class='period'>.</span><span class='id identifier rubyid_tcp_header'>tcp_header</span><span class='period'>.</span><span class='id identifier rubyid_tcp_ack'>tcp_ack</span>
<span class='kw'>return</span> <span class='id identifier rubyid_pkt'>pkt</span><span class='period'>.</span><span class='id identifier rubyid_payload'>payload</span><span class='lbracket'>[</span><span class='lparen'>(</span><span class='id identifier rubyid_full_response'>full_response</span> <span class='op'>?</span> <span class='int'>0</span> <span class='op'>:</span> <span class='int'>4</span><span class='rparen'>)</span><span class='op'>..</span><span class='op'>-</span><span class='int'>1</span><span class='rbracket'>]</span>
<span class='kw'>rescue</span> <span class='const'>Errno</span><span class='op'>::</span><span class='const'>EINVAL</span><span class='comma'>,</span> <span class='const'>Errno</span><span class='op'>::</span><span class='const'>ECONNABORTED</span><span class='comma'>,</span> <span class='const'>Errno</span><span class='op'>::</span><span class='const'>ECONNRESET</span><span class='comma'>,</span> <span class='const'>TypeError</span><span class='comma'>,</span> <span class='const'>NoMethodError</span> <span class='op'>=&gt;</span> <span class='id identifier rubyid_e'>e</span>
<span class='id identifier rubyid_raise'>raise</span> <span class='const'>RubySMB</span><span class='op'>::</span><span class='const'>Error</span><span class='op'>::</span><span class='const'>CommunicationError</span><span class='comma'>,</span> <span class='tstring'><span class='tstring_beg'>&quot;</span><span class='tstring_content'>An error occurred reading from the Network </span><span class='embexpr_beg'>#{</span><span class='id identifier rubyid_e'>e</span><span class='period'>.</span><span class='id identifier rubyid_message'>message</span><span class='embexpr_end'>}</span><span class='tstring_end'>&quot;</span></span>
<span class='kw'>end</span></pre>
</td>
</tr>
</table>
</div>
<div class="method_details ">
<h3 class="signature " id="send_packet-instance_method">
#<strong>send_packet</strong>(packet, nbss_header: true, tcp_flags: { ack: 1, psh: 1 }, tcp_opts: &quot;&quot;) &#x21d2; <tt>Object</tt>
</h3><div class="docstring">
<div class="discussion">
<p>Needs: @tcp_src, @tcp_dst, @tcp_seq, @tcp_ack, @tcp-win, @interface, @mac</p>
</div>
</div>
<div class="tags">
</div><table class="source_code">
<tr>
<td>
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</td>
<td>
<pre class="code"><span class="info file"># File 'lib/msf/core/exploit/smb/shadow_mitm_dispatcher.rb', line 111</span>
<span class='kw'>def</span> <span class='id identifier rubyid_send_packet'>send_packet</span><span class='lparen'>(</span><span class='id identifier rubyid_packet'>packet</span><span class='comma'>,</span> <span class='label'>nbss_header:</span> <span class='kw'>true</span><span class='comma'>,</span> <span class='label'>tcp_flags:</span> <span class='lbrace'>{</span> <span class='label'>ack:</span> <span class='int'>1</span><span class='comma'>,</span> <span class='label'>psh:</span> <span class='int'>1</span> <span class='rbrace'>}</span><span class='comma'>,</span> <span class='label'>tcp_opts:</span> <span class='tstring'><span class='tstring_beg'>&quot;</span><span class='tstring_end'>&quot;</span></span><span class='rparen'>)</span>
<span class='id identifier rubyid_data'>data</span> <span class='op'>=</span> <span class='id identifier rubyid_nbss_header'>nbss_header</span> <span class='op'>?</span> <span class='id identifier rubyid_nbss'>nbss</span><span class='lparen'>(</span><span class='id identifier rubyid_packet'>packet</span><span class='rparen'>)</span> <span class='op'>:</span> <span class='tstring'><span class='tstring_beg'>&#39;</span><span class='tstring_end'>&#39;</span></span>
<span class='kw'>if</span> <span class='id identifier rubyid_packet'>packet</span><span class='period'>.</span><span class='id identifier rubyid_respond_to?'>respond_to?</span><span class='lparen'>(</span><span class='symbol'>:to_binary_s</span><span class='rparen'>)</span>
<span class='id identifier rubyid_data'>data</span> <span class='op'>&lt;&lt;</span> <span class='id identifier rubyid_packet'>packet</span><span class='period'>.</span><span class='id identifier rubyid_to_binary_s'>to_binary_s</span>
<span class='kw'>else</span>
<span class='id identifier rubyid_data'>data</span> <span class='op'>&lt;&lt;</span> <span class='id identifier rubyid_packet'>packet</span>
<span class='kw'>end</span>
<span class='id identifier rubyid_eth_header'>eth_header</span> <span class='op'>=</span> <span class='const'>PacketFu</span><span class='op'>::</span><span class='const'>EthHeader</span><span class='period'>.</span><span class='id identifier rubyid_new'>new</span><span class='lparen'>(</span><span class='label'>eth_src:</span> <span class='ivar'>@eth_src</span><span class='comma'>,</span> <span class='label'>eth_dst:</span> <span class='ivar'>@eth_dst</span><span class='rparen'>)</span>
<span class='id identifier rubyid_ip_header'>ip_header</span> <span class='op'>=</span> <span class='const'>PacketFu</span><span class='op'>::</span><span class='const'>IPHeader</span><span class='period'>.</span><span class='id identifier rubyid_new'>new</span><span class='lparen'>(</span><span class='label'>ip_src:</span> <span class='ivar'>@ip_src</span><span class='comma'>,</span> <span class='label'>ip_dst:</span> <span class='ivar'>@ip_dst</span><span class='rparen'>)</span>
<span class='id identifier rubyid_tcp_header'>tcp_header</span> <span class='op'>=</span> <span class='const'>PacketFu</span><span class='op'>::</span><span class='const'>TCPHeader</span><span class='period'>.</span><span class='id identifier rubyid_new'>new</span><span class='lparen'>(</span>
<span class='label'>tcp_src:</span> <span class='ivar'>@tcp_src</span><span class='comma'>,</span>
<span class='label'>tcp_dst:</span> <span class='ivar'>@tcp_dst</span><span class='comma'>,</span>
<span class='label'>tcp_seq:</span> <span class='ivar'>@tcp_seq</span><span class='comma'>,</span>
<span class='label'>tcp_ack:</span> <span class='ivar'>@tcp_ack</span><span class='comma'>,</span>
<span class='label'>tcp_win:</span> <span class='ivar'>@tcp_win</span><span class='comma'>,</span>
<span class='label'>tcp_flags:</span> <span class='id identifier rubyid_tcp_flags'>tcp_flags</span><span class='comma'>,</span>
<span class='label'>tcp_opts:</span> <span class='id identifier rubyid_tcp_opts'>tcp_opts</span>
<span class='rparen'>)</span>
<span class='id identifier rubyid_pkt'>pkt</span> <span class='op'>=</span> <span class='const'>PacketFu</span><span class='op'>::</span><span class='const'>TCPPacket</span><span class='period'>.</span><span class='id identifier rubyid_new'>new</span><span class='lparen'>(</span><span class='label'>eth:</span> <span class='id identifier rubyid_eth_header'>eth_header</span><span class='comma'>,</span> <span class='label'>ip:</span> <span class='id identifier rubyid_ip_header'>ip_header</span><span class='comma'>,</span> <span class='label'>tcp:</span> <span class='id identifier rubyid_tcp_header'>tcp_header</span><span class='rparen'>)</span>
<span class='id identifier rubyid_pkt'>pkt</span><span class='period'>.</span><span class='id identifier rubyid_payload'>payload</span> <span class='op'>=</span> <span class='id identifier rubyid_data'>data</span>
<span class='id identifier rubyid_pkt'>pkt</span><span class='period'>.</span><span class='id identifier rubyid_recalc'>recalc</span>
<span class='ivar'>@stream</span><span class='period'>.</span><span class='id identifier rubyid_close'>close</span> <span class='kw'>if</span> <span class='ivar'>@stream</span>
<span class='ivar'>@ccap</span> <span class='op'>=</span> <span class='const'>PacketFu</span><span class='op'>::</span><span class='const'>Capture</span><span class='period'>.</span><span class='id identifier rubyid_new'>new</span><span class='lparen'>(</span>
<span class='label'>iface:</span> <span class='ivar'>@interface</span><span class='comma'>,</span>
<span class='label'>promisc:</span> <span class='kw'>false</span><span class='comma'>,</span>
<span class='label'>start:</span> <span class='kw'>true</span><span class='comma'>,</span>
<span class='label'>filter:</span> <span class='tstring'><span class='tstring_beg'>&quot;</span><span class='tstring_content'>ether dst </span><span class='embexpr_beg'>#{</span><span class='ivar'>@mac</span><span class='embexpr_end'>}</span><span class='tstring_content'> and not ether src </span><span class='embexpr_beg'>#{</span><span class='ivar'>@mac</span><span class='embexpr_end'>}</span><span class='tstring_content'> and src port </span><span class='embexpr_beg'>#{</span><span class='ivar'>@tcp_dst</span><span class='embexpr_end'>}</span><span class='tstring_content'> and dst port </span><span class='embexpr_beg'>#{</span><span class='ivar'>@tcp_src</span><span class='embexpr_end'>}</span><span class='tstring_end'>&quot;</span></span>
<span class='rparen'>)</span>
<span class='ivar'>@stream</span> <span class='op'>=</span> <span class='ivar'>@ccap</span><span class='period'>.</span><span class='id identifier rubyid_stream'>stream</span>
<span class='kw'>if</span> <span class='id identifier rubyid_data'>data</span><span class='period'>.</span><span class='id identifier rubyid_size'>size</span> <span class='op'>&gt;</span> <span class='ivar'>@tcp_mss</span>
<span class='id identifier rubyid_ip_body'>ip_body</span> <span class='op'>=</span> <span class='id identifier rubyid_pkt'>pkt</span><span class='period'>.</span><span class='id identifier rubyid_ip_header'>ip_header</span><span class='period'>.</span><span class='id identifier rubyid_body'>body</span><span class='period'>.</span><span class='id identifier rubyid_to_s'>to_s</span>
<span class='id identifier rubyid_ip_id'>ip_id</span> <span class='op'>=</span> <span class='id identifier rubyid_pkt'>pkt</span><span class='period'>.</span><span class='id identifier rubyid_ip_header'>ip_header</span><span class='period'>.</span><span class='id identifier rubyid_ip_id'>ip_id</span>
<span class='id identifier rubyid_ip_body'>ip_body</span><span class='period'>.</span><span class='id identifier rubyid_chars'>chars</span><span class='period'>.</span><span class='id identifier rubyid_each_slice'>each_slice</span><span class='lparen'>(</span><span class='ivar'>@tcp_mss</span><span class='op'>+</span><span class='int'>40</span><span class='rparen'>)</span><span class='period'>.</span><span class='id identifier rubyid_each_with_index'>each_with_index</span> <span class='kw'>do</span> <span class='op'>|</span><span class='id identifier rubyid_frag'>frag</span><span class='comma'>,</span> <span class='id identifier rubyid_index'>index</span><span class='op'>|</span>
<span class='id identifier rubyid_fpkt'>fpkt</span> <span class='op'>=</span> <span class='const'>PacketFu</span><span class='op'>::</span><span class='const'>IPPacket</span><span class='period'>.</span><span class='id identifier rubyid_new'>new</span><span class='lparen'>(</span><span class='label'>eth:</span> <span class='id identifier rubyid_eth_header'>eth_header</span><span class='period'>.</span><span class='id identifier rubyid_to_s'>to_s</span><span class='comma'>,</span> <span class='label'>ip:</span> <span class='id identifier rubyid_ip_header'>ip_header</span><span class='period'>.</span><span class='id identifier rubyid_to_s'>to_s</span><span class='rparen'>)</span>
<span class='id identifier rubyid_fpkt'>fpkt</span><span class='period'>.</span><span class='id identifier rubyid_ip_id'>ip_id</span> <span class='op'>=</span> <span class='id identifier rubyid_ip_id'>ip_id</span>
<span class='id identifier rubyid_fpkt'>fpkt</span><span class='period'>.</span><span class='id identifier rubyid_ip_header'>ip_header</span><span class='period'>.</span><span class='id identifier rubyid_ip_frag'>ip_frag</span> <span class='op'>=</span> <span class='int'>0x20</span><span class='op'>*</span><span class='int'>0x100</span> <span class='kw'>unless</span> <span class='lparen'>(</span><span class='id identifier rubyid_index'>index</span><span class='op'>+</span><span class='int'>1</span><span class='rparen'>)</span><span class='op'>*</span><span class='lparen'>(</span><span class='ivar'>@tcp_mss</span><span class='op'>+</span><span class='int'>40</span><span class='rparen'>)</span> <span class='op'>&gt;=</span> <span class='id identifier rubyid_ip_body'>ip_body</span><span class='period'>.</span><span class='id identifier rubyid_size'>size</span>
<span class='id identifier rubyid_fpkt'>fpkt</span><span class='period'>.</span><span class='id identifier rubyid_ip_header'>ip_header</span><span class='period'>.</span><span class='id identifier rubyid_ip_frag'>ip_frag</span> <span class='op'>=</span> <span class='id identifier rubyid_fpkt'>fpkt</span><span class='period'>.</span><span class='id identifier rubyid_ip_header'>ip_header</span><span class='period'>.</span><span class='id identifier rubyid_ip_frag'>ip_frag</span> <span class='op'>+</span> <span class='lparen'>(</span><span class='lparen'>(</span><span class='ivar'>@tcp_mss</span><span class='op'>+</span><span class='int'>40</span><span class='rparen'>)</span><span class='op'>/</span><span class='int'>8</span><span class='rparen'>)</span><span class='op'>*</span><span class='id identifier rubyid_index'>index</span>
<span class='id identifier rubyid_fpkt'>fpkt</span><span class='period'>.</span><span class='id identifier rubyid_payload'>payload</span> <span class='op'>=</span> <span class='id identifier rubyid_frag'>frag</span><span class='period'>.</span><span class='id identifier rubyid_join'>join</span>
<span class='id identifier rubyid_fpkt'>fpkt</span><span class='period'>.</span><span class='id identifier rubyid_ip_header'>ip_header</span><span class='period'>.</span><span class='id identifier rubyid_ip_recalc'>ip_recalc</span><span class='lparen'>(</span><span class='symbol'>:ip_len</span><span class='rparen'>)</span>
<span class='id identifier rubyid_fpkt'>fpkt</span><span class='period'>.</span><span class='id identifier rubyid_ip_header'>ip_header</span><span class='period'>.</span><span class='id identifier rubyid_ip_recalc'>ip_recalc</span><span class='lparen'>(</span><span class='symbol'>:ip_sum</span><span class='rparen'>)</span>
<span class='id identifier rubyid_fpkt'>fpkt</span><span class='period'>.</span><span class='id identifier rubyid_to_w'>to_w</span><span class='lparen'>(</span><span class='ivar'>@interface</span><span class='rparen'>)</span>
<span class='kw'>end</span>
<span class='kw'>else</span>
<span class='id identifier rubyid_pkt'>pkt</span><span class='period'>.</span><span class='id identifier rubyid_to_w'>to_w</span><span class='lparen'>(</span><span class='ivar'>@interface</span><span class='rparen'>)</span>
<span class='kw'>end</span>
<span class='kw'>nil</span>
<span class='kw'>end</span></pre>
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