Get Rid of/Remove Ads by RandomDealApp from Browsers

I get RandomDealApp Popup but I have no idea about it. What is it and is it safe to keep it in the PC? Is it harmful to my PC system? Should I remove it and how can I remove it completely?

Description of RandomDealApp

RandomDealApp is a new born ransom virus which is created by cyber criminals to cheat PC users’ money. According to the report, many users complain that they cannot get into the Internet after the virus gets inside their PCs. Normally, RandomDealApp can be bundled with some Trojan viruses. Also, it can be distributed through junk email attachments. Besides, it can come together with free programs. Moreover, RandomDealApp can be promoted through unknown web sites, and social networks.
RandomDealApp does not lock PCs like other ransom viruses, it just disconnect the Internet connection. If it breaks into your system, it will change your DNS settings and registry value so as to disconnect your network connection. You are asked to fill out a form associated to your credit card information. Don’t be cheated by it, it is totally a scam. Please don’t fill out any private information, especially your financial information. Otherwise, your sensitive information will be stolen by the ransom virus for generating profits. What is more, RandomDealApp can open a door for other threats and cyber criminals to access your system and you will meet more troubles.

Screenshot of RandomDealApp

Annoyances that are caused by RandomDealApp:

1.RandomDealApp virus will slow down your PC speed, so you cannot use your PC smoothly.
2.Lots of ads keep popping up when you surf the Internet.
3.RandomDealApp virus will disable your antivirus program and help other viruses attack your PC
4.Redirect problem will happen all the time.

Steps to remove RandomDealApp virus:

1.Stop all vicious processes of RandomDealApp from Task Manager
To do this, you can hit Ctrl+Shift+Esc at the same time to open the Task Manager. But you should know that the virus’s name may vary from one to other, so you should be careful.

2.Display all hidden files so as to remove RandomDealApp's files
To show all hidden files from PC, please follow these steps:
①Click Start Menu and click Control Panel

②Click Appearance and Personalization and click Folder Options

③Go to View tab, tick Show hidden files and folders and deselect Hide protected operating system files (Recommended)

④Click OK
3.Remove all malicious files and keys from Registry Editor
To do this, you can click on Start Menu and click Run. When a dialogue pops up, you should type "regedit" in the box and click OK.

Then you will see the following Screenshot:

Now, please remove the following keys from the registry:
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\run\
HKCU\Software\Microsoft\Windows\CurrentVersion\
HKEY_LOCAL_MACHINE\Software\Microsoft\Windows NT\CurrentVersion\Temp
Note: you should know that any mistake changes happen in the registry will cause other serious system problems. So before you make some changes, you should back up your registry first!

How to Open & Back up the Registry