C1900-universalk9-mz.spa.157-3.m9.bin =link= ⟶ [COMPLETE]
Run the file in a QEMU emulation of a Cisco router (e.g., Dynamips). Monitor for unexpected outbound connections.
This is an attempt to mimic 15.7(3)M9 but formatted incorrectly, either through human error or obfuscation. c1900-universalk9-mz.spa.157-3.m9.bin