Voice Phishing Scam Malware Infections — How to Protect Yourself

Voice Phishing Scam Malware Infections — How to Protect Yourself

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This article has been created in order to explain to you what is the Voice Phishing Scam malware infections and how you can remove them as well as all potentially unwanted programs delivered through them.

Voice Phishing Scam malware infections is a popular malicious tactic that attempts to manipulate targets into revealing personal information or infecting themselves with viruses. At the moment we do not have information about the perpetrators behind it. Our article gives an in-depth explanation of how it propagates and how victims can attempt to remove active infections.

Threat Summary

NameVoice Phishing Scam Malware Infections
TypePhishing voice scam
Short DescriptionThe Voice Phishing Scam is a recent example of the scam tactic that extorts the targets into interacting with a scam site or providing sensitive data.
SymptomsVictims will receive phone messages that contain the phishing instructions.
Distribution MethodVarious, including the most popular methods.
Detection Tool See If Your System Has Been Affected by Voice Phishing Scam Malware Infections


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User ExperienceJoin Our Forum to Discuss Voice Phishing Scam Malware Infections.

Voice Phishing Scam Malware Infections – Distribution Ways

Voice phishing scam messages are a contemporary social engineering tactic that are prevalent in several outstanding attack campaigns. The concept is simple and it can be carried over different technologies and services. The perpetrators of the crime use databases of user information from various sources such as the following:

  • Collective Databases — The criminals can buy databases containing with user information from the underground hacker markets.
  • Prior Infections — The hacker operators use may infect the targets with various ransomware, Trojans and other malware in order to extract the necessary information.
  • Phishing Pages — Using phishing pages that pose as login pages and account reset sites the hacker operators will acquire the necessary data.

Another popular way of conducting such calls is the use of the war dialer method. This is an automated script that calls phone numbers in a certain region by dialing the numbers with the area code. The software will log and keep records of inactive numbers in order to optimize the campaign. By doing so the voice phishing scam operators will only be connected to real people.

Instead of calling the users by themselves the voice phishing operators may also use recorded messages or voice messages in order to scam the targets. This is a popular alternative to traditional phishing tactics, in the past few months we have also received reports of smishing scams as well. They use SMS messages instead of voice calls to coerce the targets into opening up malware landing pages.

Voice Phishing Scam Malware Infections – In-Depth Overview

The victims of phone phishing (also known as “vishing”) will be scammed into revealing sensitive information about themselves. Some of the common strategies (scenarios) are the following:

  • Government Representative — This is a popular scam that seeks to impersonate IRS and other agencies and institutions.
  • Giveaways and Store Promotions — The hacker operators will present themselves as promising gifts and giveaways in return of personal information or performing certain computer actions.
  • Popular Companies — Successful voice phishing campaigns may use company information, branding and typical responses.

In most cases the collected data from the victims will be used for identity theft or financial abuse crimes. Usually such campaigns are organized by collectives and all information is stored into databases. The data can be used by the group or sold somewhere in the hacker underground markets for profit. What’s more dangerous is that through these tactics the criminals can induce tech support scams and even blackmail.

When the voice phishing scam attacks are being done the operators can spoof the caller ID — the calls will be logged as originating from the institution that is impersonated or the mobile carrier. This is done by using special software, services and virtual phone numbers. To a large extent due to this the calls are also untraceable back to the operators.

It’s important to note that voice phishing attacks can copy down the exact content and call-in organization done by legitimate companies such as Amazon. This includes the use of recorded instructions, voice-to-text (using speech synthesizers) and even the associated music. Along with the spoofed caller ID practically there can be no perceive difference from the target’s side to a vishing example.

Another voice phishing scam tactic is associated with the delivery of malware. The victims may be instructed into downloading a virus file leading to a malicious infection:

  • Trojan Horse Infections — These are among the most dangerous malware types. They set-up a local client service that establishes a secure and persistent connection to a certain hacker-controlled server. It allows the operators to take over control of the victim machines, hijack files and plant other threats.
  • Ransomware — These viruses target user data of all popular types according to a built-in list of target file type extensions. They will be encrypted with a strong cipher and the users will be extorted to pay a “fee” to recover their files.
  • Miners — By interacting with web elements or running apps and virus files the users can infect themselves with cryptocurrency miners. They set up local client connections that download processor-intensive tasks which are run. Whenever one of them is reported the hacker operators will receive income in the form of cryptocurrency. The funds will automatically be wired to their digital wallets.
  • Browser Hijackers — The criminals can instruct the targets into installing a malicious browser extensions, known as a browser hijacker or redirect code. They are developed to be compatible with all popular browsers (for the computers and mobile devices) and once installed they will install viruses and also redirect the user to hacker-controlled pages. Learn how to stop browser redirects .

One of the main goals of the voice phishing scams is to direct the victims into opening up fake login pages. They may impersonate well-known search engines, vendor sites or download portals. In these cases they can led to virus infections of all popular types. These landing pages can also display sponsored content and intrusive ads, every single user interaction will lead into income generation for the operators. This includes the display of banners, pop-ups, in-text links, redirects and etc. To a large extent this also infects the victims with tracking cookies. Voice phishing scam malware infections can utilize data collection modules together with the cookies to gather information that is grouped into two main groups:

  • Machine Information — The criminals can identify specific computer/device information via the acquired information. This is made by creating a report of the installed hardware components, system settings and other values of interest. All gathered strings are processed through an algorithm that results in this ID.
  • User Information — Data that is directly associated with the user’s identity will be harvested as well. Such examples include strings such as the following: real name, address, phone number and username & password combinations.
Related: Vishing, Smishing, and Phishing Scams Are After Your Information and Money

Voice Phishing Scam — Bank Call

This is one of the most prevalent and popular voice phishing scenarios as it has been found to be very effective in harvesting sensitive user data.

The targets will receive a call from with a spoofed caller ID originating from a bank or another type of financial institution. When the call is answered a recorded message or a scammer will request financial or personal information. The requests are motivated by common scenarios such as “unauthorized card activity” or “transfer validation”. In order to “verify” or “complete” these actions the users will be requested to once again give sensitive information to the attackers.

Remove Voice Phishing Scam Malware Infections from Windows and Your Browser

Voice Phishing Scam malware infections are caused by a variety of phishing tactics that manipulate the users into engaging in dangerous behavior. As a result of interaction with the voice messages and calls the targets will be coerced into revealing personal information or infecting the computers. All kinds of scenarios are being used by the hackers in order to maximize the number of infected users.

To protect yourself from the malware elements and remove active infections the use of a professional-grade anti-spyware solution is recommended.


Martin Beltov

Martin graduated with a degree in Publishing from Sofia University. As a cyber security enthusiast he enjoys writing about the latest threats and mechanisms of intrusion.

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