Listing 1. Attack Payload Strings

# strings cback
/lib/ld-linux.so.2
libc.so.6
printf
connect
strerror
execl
dup2
sleep
socket
inet_addr
wait
fork
htons
__errno_location
exit
atoi
_IO_stdin_used
__libc_start_main
close
__gmon_start__
GLIBC_2.0
PTRh
[^_]
%s <host> <port>
cannot create socket, retrying in 5 seconds
socket ok
error: %s
retting in 5 seconds
/bin/sh
fork error, retry in 5 seconds
