srch_strings(1) on Linux
The text 4dcfc15de448, as Debian 8 (Jessie), Debian 7 (Wheezy), Debian 6.0 (Squeeze), Debian 5.0 (Lenny), Debian 4.0 (Etch), Debian 3.1 (Sarge) shipped it.
Display printable strings in files
Flags it lists
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-a -
-e -
-f -
-h -
-n -
-number -
-o -
-t -
-v