You might be able to disguise it as debugging/development code that was mistakenly left in there. And instead of a hardcoded list of targets it could pull down

You might be able to disguise it as debugging/development code that was mistakenly left in there. And instead of a hardcoded list of targets it could pull down the values in a more creative way. But at the end of the day that probably wouldn't stop a talented reverse engineer from figuring out what was going on.