Home Malware Programs Potentially Unwanted Programs (PUPs) Winvmx Client

Winvmx Client

Posted: March 13, 2017

Threat Metric

Threat Level: 2/10
Infected PCs: 141
First Seen: March 13, 2017
Last Seen: November 1, 2022
OS(es) Affected: Windows

The Winvmx Client is a Trojan that uses your PC's hardware for generating fake Web traffic for purposes such as increasing advertisement-viewing counts. Although the Winvmx Client often installs itself in willingly-downloaded software bundles, it can block some security applications and malware experts rate it as being a threat to your PC's safety. Running anti-malware scans on any downloads before opening them can let you delete the Winvmx Client's installer, but extra steps are necessary for disinfecting a full installation.

What's Going on Behind Your Task Manager's Processes

Threatening software doesn't always leave symptoms of its attacks for victims to find, and some threat actors prefer generating their revenue without any awareness from the ones using the infected machines. Botnet and ad-clicker Trojans are two types of threatening software most likely to use such techniques. Although their activities have fallen off in comparison to file-encrypting threats for the new year, malware experts can confirm that some, such as the Winvmx Client, remain in operation.

The Winvmx Client infects new PCs by bundling itself with downloads such as replacements for core operating system files. It installs itself without a consent prompt and may include components that malware experts would rate as possessing rootkit capabilities. Afterward, the Trojan generates multiple memory processes. These processes take as much CPU as the system has available for creating fraudulent advertising traffic in a hidden instance of the Chrome browser.

Thanks to its rootkit-based installation and launch method, the Winvmx Client doesn't create a visible GUI, shortcut, or installed program entry. It loads whenever Windows starts, without visible elements, other than the incidental side effects of its excessive resource usage (which can cause slow performance or crashes for unrelated software).

Managing Your Way out of Unnecessary Tasks

The Winvmx Client's payload includes no features of benefit to the user and, if the previous paragraphs were its entire set of features, would have no justification for not being uninstalled immediately. Malware experts also warn that this threat has been notable for blocking widely-used brands of anti-malware products and otherwise interfering with the infected PC's baseline security protocols. However, like any rootkit, the Winvmx Client first must be removed by restarting your computer through methods that avoid its automatic launching routine, such as booting through an appropriate USB device.

Prolonged Winvmx Client infections can damage your PC with excessive hardware usage, as well as create illegal revenue for fraudsters. For recovery from being compromised, restart the computer with a recovery device or resource, preferably while also enabling the Safe Mode feature. Standard anti-malware programs, when allowed to run, should detect the Winvmx Client as being a threat and delete it. Closing memory processes with Task Manager will not remove the Winvmx Client, but you may do so to avoid the performance side effects of its processor abuse temporarily.

PC owners paying no attention to what's going on 'behind the curtain' may find it easy to overlook the Winvmx Client's attacks, most of which don't target the user. Exercising your responsibility to pay attention to the basic maintenance and stability of your computer is a matter of benefit both for yourself and for anyone else who uses Web services.

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