Virtual Exec:
The Exec process in Cisco IOS® software is responsible for communication on the tty lines (console, auxiliary, asynchronous) of the router. The Virtual Exec process is responsible for the vty lines (telnet sessions).
The Exec and Virtual Exec processes are Medium-priority processes, so if there are other processes that have a higher priority (High or Critical), the higher priority processes get the CPU resources.
Check heaps:
Checks the memory every minute. It forces a reload if it finds processor corruption.
Hulc LED Process:
Hulc LED Process is a process responsible for link status detection.
If there is SFP port in use, it might be a little bit high.
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Rockyw | If it solves your problem, please mark as answer. Thanks !