Joy Methew wrote: > i login as a root than i run "last" command i m sending tha first 10 lines > of last command...i thinks someone hack my system.i am sending history > command output. > now i remove .ssh directory and /var/tmp/* > > please suggest wat is this?? Hi, if your system was compromised, then the most secure next step is to reinstall the system. What I can see in the bash history, the attacker downloaded and installed custom software. Please send the output from the following commands run as root: ps aux pstree netstat -ntulp getent passwd Regards -- Bohdan Sydor RHC{E,I,X} www.sydor.net -- redhat-list mailing list unsubscribe mailto:redhat-list-request@xxxxxxxxxx?subject=unsubscribe https://www.redhat.com/mailman/listinfo/redhat-list