Para encontrar strings dentro de um aplicativo binário compilado, você pode usar o comando strings
- de man strings
NAME
strings - print the strings of printable characters in files.
DESCRIPTION
For each file given, GNU strings prints the printable character
sequences that are at least 4 characters long (or the number given with
the options below) and are followed by an unprintable character.
Por exemplo,
$ strings -d /usr/bin/gnome-calculator | grep 'Mode$'
ButtonMode
Basic Mode
Advanced Mode
Financial Mode
Programming Mode
Keyboard Mode
ou
$ strings -df /usr/bin/gnome-* | grep 'Restart$'
/usr/bin/gnome-software: Restart