This filename follows the standard Cisco IOS naming convention. Here is what the specific parts mean:
If you are looking for this file for a lab, it is traditionally obtained via a Cisco Service Contract C7200-adventerprisek9-mz.152-4.m11.bin
15.2(4)M11 (A stable, mature release of the 15.2 Mainline train). Setup Guide for Emulators (GNS3/EVE-NG) This filename follows the standard Cisco IOS naming
You need to tell the router to load this specific file on the next reboot. C7200-adventerprisek9-mz.152-4.m11.bin