How to Spot Hidden Malware on Your Devices

March 10, 2025

Malware is bad software that can hurt your computer or phone. It can also make your device run slow and steal your info. 

Here is how you can spot hidden malware on your devices.

What is Malware?

The word “malware” is short for “malicious software.” It is a program that tries to harm your device or data. The most common types of malware are created by hackers looking to cause trouble.

There are lots of different types of malware.

Viruses

Viruses will spread from device to device. They can destroy your files or make your computer run really slow.

Trojans

Trojans act like they’re good programs, but they actually aren’t. They might steal your information.

Ransomware

Ransomware will lock your files. It will then ask you for money in exchange for your files.

How Does Malware Get on Your Device?

Malware can creep onto your device in so many ways:

Downloading Bad Files

Sometimes you might download a file that has malware in it. Be careful what you click on!

Visiting Bad Websites

Some websites can put malware on your device when you visit them.

Opening Weird Emails

Hackers can send emails with malware attached. Don’t open emails from people you don’t know.

What Are Signs of Hidden Malware?

Malware can be sneaky. But there are some signs to look out for:

Sluggish Device

If your device is acting really slow, it may have malware.

Suspicious Pop-ups

Lots of strange pop-up advertisements may be malware.

Battery Quickly Dies

Malware may be draining your battery.

Data Usage High

If your internet speeds seem slower or you are using more data than normal, it may be malware.

How Can You Check for Malware?

There are several ways to search for malware on your device:

Use Antivirus Software

Antivirus programs can scan your device for malware. They can find and remove bad software.

Check Your Apps

Look at all the apps on your device. Delete any that you don’t remember installing.

Look at Task Manager

On a computer, open Task Manager. Look for programs that use a lot of resources or have weird names.

Check Your Browser

Check your browser extensions. Remove any that you do not use or recognize.

What to Do If You Discover Malware?

If you think you have malware, don’t panic! Here is what you should do:

Run a Full Scan

Use your antivirus to run a full scan of your device.

Update Your Software

Make sure all of your programs and your operating system are current.

Change Your Passwords

Change the passwords to all your valuable accounts.

Backup Your Data

Back your important files up to a safe location, such as a cloud service.

How to Avoid Malware?

Better not to let malware onto your device at all. Here’s how:

Keep Everything Up-to-Date

Keep your operating system and applications updated at all times.

Be Careful What You Click

Avoid clicking on any link or downloading a file unless you are sure it is safe.

Use Strong Passwords

Make your password long and hard to guess. Use different passwords for each account.

Use Antivirus Software

Keep good antivirus software on your device and run scans often.

Stay Safe Online!

Malware can be scary, but you can protect yourself. Always be careful online and keep your devices safe. If you need help with malware or want to learn more about online safety, contact us today. We’re here to help you stay safe in the digital world!

—

Featured Image Credit

This Article has been Republished with Permission from The Technology Press.

Tags

Most Recent Post

Introducing

Our Exclusive FREE Cybersecurity Toolkit

Stay Secure with Top Free Cybersecurity Apps and Tools Recommended by PlanIT

In today’s digital age, protecting your online presence is more critical than ever. That’s why we’re excited to offer you our exclusive Cybersecurity Toolkit for FREE – to arm you with the essential tools and knowledge to safeguard your data and privacy.

Why You Need This Toolkit?

Protect Sensitive Information: Keep your personal and financial data safe from hackers and cybercriminals.

Enhance Digital Privacy: Shield your online activities from prying eyes and maintain your privacy.

Prevent Cyber Attacks: Equip yourself with the knowledge and tools to prevent and respond to cyber threats.

Peace of Mind: Enjoy the confidence that comes with knowing your digital life is secure.

Related Articles

The 30-Minute IT Check Every Small Business Should Do Once a Month

The 30-Minute IT Check Every Small Business Should Do Once a Month

Summary: Most IT problems don't appear out of nowhere. Backups quietly stop running, updates sit unfinished for weeks, and old staff accounts stay switched on for months. A short check once a month catches these while they're still cheap to fix. This post covers the...

How to Keep Your Business Running When Microsoft 365 Goes Down

How to Keep Your Business Running When Microsoft 365 Goes Down

Summary: The tools that run your business, like Microsoft 365, your accounting app, or your booking system, are reliable most of the time, but they do go down. When one does, work can stop for hours, and you often can't do anything but wait for the provider to fix it....

OneDrive or SharePoint? Where Your Business Files Should Live

OneDrive or SharePoint? Where Your Business Files Should Live

Summary: If your business uses Microsoft 365, you have both OneDrive and SharePoint, and files usually end up scattered across them with no clear rule. OneDrive is for your own work, and SharePoint is for files the team shares. Getting this right makes files easier to...