How to Spot and Remove Malware on Your Android Device

Kirtan Dave
5 min readJan 3, 2024

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In today’s digital world, our phones have become a compulsory part of our lives, serving as personal assistants, communication tools, and gateways to various online services. However, their widespread usage and connectivity make them susceptible to various security threats, including malware.

Why is Malware Protection necessary?

Malware is designed malicious software which disrupts, damages, or gains unauthorized access to devices or data. There are several reasons why our phones require malware protection.

Firstly, mobile operating systems, such as Android and iOS, are popular targets for cybercriminals due to their large user bases. These criminals develop sophisticated malware that can exploit vulnerabilities in the operating systems or deceive users into installing malicious apps. Once infected, malware can steal personal information, including financial data, passwords, or sensitive documents, leading to identity theft or financial loss.

Secondly, the app ecosystems of mobile devices are vast and diverse, with millions of applications available for download. While official app stores implement security measures, some malicious apps may slip through the cracks. These apps often masquerade as legitimate applications or hide malicious code within seemingly harmless software. Malware protection helps identify and block such apps before they can compromise the device’s security.

Moreover, the increasing popularity of mobile banking and online transactions has made smartphones attractive targets for financial fraud. Malware can intercept sensitive data during these transactions, compromising the user’s financial security. Effective antivirus protection for Android devices includes secure browsing, encryption, and real-time threat detection to safeguard users’ financial transactions.

How to Spot Malware on Your Android?

To ensure your personal data’s safety, reliability, and protection, it’s critical to recognize malware on Android devices. Here are a few signs of malware on your Android device that you can look for:

  1. Unusual Battery Drain: Malware often runs in the background, consuming significant battery power. If you notice a sudden and drastic decrease in battery life, it could be a sign of malware activity.
  2. Excessive Data Usage: Malware may generate excessive data traffic in the background. If your data use increases suddenly and without apparent cause, it could be a possible sign of malware.
  3. Slow Performance: Malware can slow down your device by consuming system resources. If your device becomes sluggish, experiences frequent freezes or crashes, or apps take longer to open, it can mean that malware has infected your phone.
  4. Unwanted Pop-ups and Ads: Malware often displays intrusive advertisements, even when you’re not using any particular app or browsing the internet. If you encounter excessive pop-ups or ads that are unrelated to the app you’re using, it’s a red flag for potential malware.
  5. Strange App Behavior: Pay attention to any unusual behavior from your installed apps. If apps start crashing frequently, display unexpected errors, or request excessive permissions, it could be a sign that they have been compromised by malware.
  6. Unfamiliar Apps: Check your app drawer and installed apps list for any unfamiliar or suspicious applications. Be cautious of apps downloaded from third-party sources outside the official app store, as they can be a common source of malware.
  7. Increased Data Usage or Call Charges: Some types of malware can initiate unauthorized calls or send premium-rate SMS messages, leading to unexpected spikes in your phone bill. Monitor your call history and data usage for any unusual or unauthorized activity.
  8. Overheating: Malware can put a strain on your device’s resources, leading to excessive heat generation. If your device feels unusually hot, even during normal usage, it could be a sign of malware.

How to remove Malware from your Android Device?

It’s crucial to act quickly to get rid of malware from your Android device if you fear it may be contaminated. You can take the following actions to eliminate malware from your Android device:

  1. Restart in Safe Mode: Restart your device in Safe Mode to prevent any third-party apps, including malware, from running. Depending on the model or version of your Android device, there may be a different way to enter Safe Mode. Still, it generally involves holding the Power button while choosing “Restart” or “Power off” options while simultaneously pressing and holding the Volume Down or Menu button.
  2. Uninstall Suspicious Apps: In Safe Mode, go to Settings > Apps or Application Manager and carefully review the list of installed apps. Uninstall any unfamiliar or suspicious-looking apps, especially those recently installed or ones you don’t remember installing. To uninstall the app, tap on it and choose “Uninstall” from the menu that appears.
  3. Clear Cache and Data: For apps that cannot be uninstalled, clear their cache and data. In the Settings > Apps or Application Manager menu, select the app, and choose “Clear Cache” and “Clear Data.” This helps remove any malicious code stored within the app.
  4. Update Your Device: Ensure that your Android device’s operating system is up to date. Go to Settings > System > System Updates (or a similar option) to check for any available updates. Keeping your device updated helps patch security vulnerabilities and provides better protection against malware.
  5. Install a Reputable Antivirus App: Install a reliable antivirus app from a trusted source, such as Google Play Store. Run a thorough scan of your device to detect and remove any remaining malware.
  6. Change Passwords: After removing the malware, change your passwords for important accounts, such as email, social media, and online banking, to ensure the malware does not compromise your credentials.
  7. Enable Google Play Protect: Activate your Android device’s built-in Google Play Protect feature. It scans your installed apps and continuously monitors for potential threats, providing an additional layer of security.
  8. Be Cautious in the Future: To prevent future infections, be cautious when downloading apps and only use trusted sources like the Google Play Store. Avoid clicking on suspicious links or opening email attachments from unknown senders. Regularly update your apps and operating system, and consider installing a reputable ad-blocker to minimize the risk of adware. You can also install the best antivirus for your Android devices to avoid future mishaps.

In conclusion, protecting your Android device from malware requires a proactive approach. By being cautious with app downloads, regularly updating your device, using reputable antivirus software, and practicing good digital hygiene, you can significantly reduce the risk of malware infections and protect your Android device and personal data.

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Kirtan Dave
Kirtan Dave

Written by Kirtan Dave

Hi, I'm Kirtan, working with "Quick Heal", Pune which provide all types of Antivirus Software Products. Website: https://www.quickheal.co.in/

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