今天,我使用 rkhunter --check 命令对系统范围内的 rootkit 进行了扫描。所有结果都正常,但有一个警告除外:
[10:14:30] Warning: The command '/usr/bin/unhide.rb' has been replaced by a script: /usr/bin/unhide.rb: Ruby script, ASCII text
最终结果是:
[10:15:53] System checks summary
[10:15:53] =====================
[10:15:53]
[10:15:53] File properties checks...
[10:15:53] Files checked: 130
[10:15:53] Suspect files: 1
[10:15:53]
[10:15:53] Rootkit checks...
[10:15:53] Rootkits checked : 242
[10:15:53] Possible rootkits: 0
[10:15:53]
[10:15:53] Applications checks...
[10:15:53] All checks skipped
[10:15:53]
[10:15:53] The system checks took: 1 minute and 43 seconds
[10:15:53]
[10:15:53] Info: End date is Sat Mar 16 10:15:53 IST 2013
由于我是新手,所以我没有收到警告。我应该担心吗?还是这只是一个异常现象?