chkrootkt -q 이게무슨내용인지

chkrootkit -q 내용입니다.

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/usr/lib/perl5/site_perl/5.8.8/i386-linux-thread-multi/auto/Statistics/Distributions/.packlist /usr/lib/perl5/site_perl/5.8.8/i386-linux-thread-multi/auto/Parse/Syslog/.packlist /usr/lib/perl5/5.8.8/i386-linux-thread-multi/.packlist

Possible Madalin rootkit installed
Warning: `' is linked to another file
/proc/3074/fd: No such file or directory
eth0: PROMISC
 The tty of the following user process(es) were not found
 in /var/run/utmp !
! RUID          PID TTY    CMD
! root         2836 tty5   /sbin/mingetty tty5
! root         2928 tty7   /usr/bin/Xorg :0 -audit 0 -auth /var/gdm/:0.Xauth -nolisten tcp vt7

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나오는데요.. 무슨 루트킷이 있는거 같은데 뭐가 어떻게 감염된건지 암거도 모르겠네요

고수님들의 답변 부탁드랴요