Hi, To answer your question: Windows Defender is Anti-Virus program in Windows 10, but like many other Antivirus program it won’t necessarily protect against adware, PUPs and other malware.
Here’s how it happens. You go online with your nice, well-behaved browser, only to see it flying into a virtual tantrum, as an onslaught of advertisements either Fake Websites for Keepass, 7Zip, Audacity, Others Found Jul 27, 2018 Detecting A New Advanced Persistent Threat: Adware How Advanced Persistent Adware Works. The payload and persistence of the new APA variant is relatively lightweight. It functions through an obfuscated JavaScript downloader that captures an additional script, decrypts it, and then runs the newly downloaded script in memory. The simplicity of the persisted loader and persistence mechanism Bitdefender Adware Removal Tool Review - Antivirus Insider Jul 26, 2016
How Does Ransomware Work?
SurfEnhance is a browser extension, plugin or addon for Google Chrome and Mozilla Firefox, also called a Browser Helper Object for Internet Explorer and is most likely responsible for the SurfEnhance advertisements. The SurfEnhance Advertisements are everywhere once you installed this SurfEnhance adware into your browser. SurfEnhance delivers Deals as Coupons for websites as Expedia, Amazon Adware: Similar to spyware and malware, in that it resides on a computer without the user's knowledge, adware specifically refers to programs that display pop-up advertisements. The subject matter of the ads is often based on surfing habits, but may also be tied to a specific advertiser. Mar 25, 2019 · Adware from a Downloaded Program. When you download freeware or shareware, oftentimes adware is included. These free versions programs use adware to fund development and distribution. This type of adware doesn’t have malicious intent but can be annoying. Adware is often confused with spyware. Spyware works in a similar way but is a separate When your Windows 10 device is infected with adware. Internet Explorer, Google Chrome, Firefox or Microsoft Edge show intrusive advertisements. This is likely due to an adware application. Adware is software build to display many advertisements to the user for revenue. These advertisements can include, browser redirects, pop-ups, in-text audio advertisements and potentially unwanted program
What is Malware? How Malware Works & How to Remove It | AVG
Adware - Source Defence