Entity Framework - modifying an entity

ModifyAccount.cs

public AccountDo ModifyAccount(AccountDo account)
{
	try
	{
		using (var dbContext = _dbContextFactory.Create())
		{
			dbContext.Accounts.Attach(Mapper.Map<Account>(account));
			dbContext.SaveChanges(); 	// in this method, as the dirty objects should be flushed on dbContext.Dispose()
		}                            	// if we want to log the previous state, intercept the dbcontext methods: https://docs.microsoft.com/en-us/ef/ef6/fundamentals/logging-and-interception

		return account;
	}
	catch (Exception e)
	{
		_logger.Error($"Db: Unable to modify account Details={account.ToDebugLog()}", e);
		return null;
	}
}