Threat Database Trojans Trojan.Yontoo

Trojan.Yontoo

By Domesticus in Trojans

Threat Scorecard

Threat Level: 90 % (High)
Infected Computers: 19
First Seen: March 22, 2013
Last Seen: November 25, 2020
OS(es) Affected: Windows

ScreenshotTrojan.Yontoo has been linked to several online scams, including several suspicious freeware applications, social media scams and spam email campaigns. A Trojan.Yontoo infection results in the appearance of numerous unwanted advertisements on the victim's computer. It is important to note that the Trojan.Yontoo infection is often installed by the victims themselves, often not understanding the implications of Trojan.Yontoo or the fact that Trojan.Yontoo is widely considered as a malicious (or at least an unwanted) program.

Common Trojan.Yontoo's Distribution Methods

While there have been several scams used to distribute Trojan.Yontoo, the most common remains to bundle this program with freeware applications. For example, a program known as 'PageRage' which is used to customize Facebook profiles includes Trojan.Yontoo in its installation process, supposedly to allow the manufacturers of this freeware program to support their work. It is important to note that the advertisements delivered by Trojan.Yontoo are seldom worth the bother and that there are often adware-free alternatives that are better. It is also essential to note that Trojan.Yontoo infections are cross-platform, meaning that both Mac and PC computers can be infected with Trojan.Yontoo.

Trojan.Yontoo is Typically Considered as a Potentially Unwanted Application

Trojan.Yontoo is usually considered as malware because there are several risks connected to Trojan.Yontoo's advertisements. Many of Trojan.Yontoo's advertisements lead to websites containing known malware or promoting dangerous online scams. It is also important to note that Trojan.Yontoo tracks your online activity, installs other unwanted components on your computers and gathers data about your computer and your browsing habits.

Security researchers have observed a clear connection between Trojan.Yontoo advertisements and rogue security software. In fact, many of Trojan.Yontoo's pop-up windows are nothing more than alarming error message typically used to install fake anti-virus software on the victim's computer. Trojan.Yontoo includes links that can redirect computer users to attack websites using dangerous exploit kits. Due to this kind of associations, it is critical to avoid installing Trojan.Yontoo and to remove this infection immediately if your computer is displaying any of its symptoms.

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