怀疑是rootkit,以前ssh密码太弱中过招,把我的grep, ls, top, md5sum, pstree, netstat, ps
这些查看系统状态的bin都替换了

2015-07-28 22:37 GMT+08:00 Ray Song <[email protected]>:

> 方便的话找几个静态链接的程序供下载吧
>
> On 2015-07-28, Charlie Brown wrote:
>
>> 实验室有个机器坏了,他们怀疑是被黑了,因为ip访问有从埃及来用git登录的。可以认为0防护,而且密码超简单。
>>
>> 那个机器,动态链接的程序都可以执行,静态链接的全挂了(我试了df,
>> grep。通过ldd确认是静态链接的)(他图形界面都能起来,动态链接的应该都没问题)。
>>
>> 当然,也有可能是有选择性地毁坏了一些binary。不过bash可以起(是动态链接的),我觉得要黑应该把bash也挂掉吧。
>> ----------------------------比如readelf -a
>> grep------------------------------------
>> readelf: Error: Section headers are not available!
>>
>> -------------------------------------------------------------------------------------------
>>
>> 有人见过类似的事情吗?
>>
>> Sincerely,
>> 王文鑫
>> Wenxin Wang
>> Department of Electronic Engineering,
>> Tsinghua University,
>> Beijing 100084, P. R. China
>> (+86)18811369901
>> Email:[email protected]
>>
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>>
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>
> --
> 宋方睿 (SONG Fangrui)
> Website: http://maskray.me
>
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