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Writer's pictureQuenten Grasso

The New Ransomware Threat: Masquerading as a Windows Update




G'day, we hope you're having a great day,


So, as a business owner, you deeply appreciate the significance of every asset you have painstakingly built. However, picture this scenario: You are diligently working on your computer when a prompt, for a Windows update suddenly appears. Trusting its authenticity, you proceed with the update only to discover it was a trap.

In an instant, your business data becomes hostage to ransomware.


This is not just a situation; it represents the reality of an escalating cybersecurity menace that specifically targets businesses like yours.


Cybercriminals are becoming increasingly sophisticated. Setting their sights on the backbone of our economy: businesses. They understand that by encrypting your data, they can place you in a difficult position. Once ransomware takes control, your business operations may grind to a halt.


Now you face the choice of either paying a ransom or seeking expert assistance to eradicate the malicious software. If you haven't backed up your data? The situation becomes more dire.


A cunning variant of ransomware known as "Big Head" is currently, on the rise. It deceptively masquerades as a Windows update, successfully fooling the most vigilant users.


The Deceptive Nature of Big Head Ransomware

Ransomware attacks have gained notoriety for encrypting files and rendering them inaccessible until a ransom is paid.


There's a ransomware called Big Head that's taking things to the next level. It cleverly disguises itself as a Windows update, tricking users with an alert that looks extremely convincing. What's more concerning is that this ransomware uses a forged Microsoft signature, making it even harder for people to realise they're being targeted.


Once the victim falls for the deception and proceeds, their files are encrypted by the ransomware. They're then faced with a demand, for payment in exchange for the decryption key. It's estimated that by 2031, ransomware attacks will occur every 2 seconds.


Protecting Your Small Business from Big Head Ransomware and Similar Threats

In today's era, safeguarding your business is of importance. Here are some strategies specifically tailored for businesses to defend against attacks.


Stay Updated but Stay Vigilant: While keeping your software up to date is crucial remain cautious when faced with unexpected update prompts. Consider automating your Windows updates or relying on trusted IT providers to ensure authenticity.


Verify before Installation; check the source of software updates. Genuine updates typically come directly from Microsoft. Trusted IT partners.


Up Your Data: Make sure your business data is regularly backed up externally or using secure cloud services. This way, even if you fall victim to an attack, you'll be able to restore your data without giving in to ransom demands.


Invest, in Robust Security Software: Make sure to install antivirus and anti-malware software on your systems to detect and protect against any threats.


Educate your team members about the cyber threats: emphasising the risks associated with links and email attachments, from unknown sources.


Enhance the security of your email by implementing protocols: especially when dealing with emails from senders or unexpected attachments.


Activate Utilise network security tools to prevent access to your systems.


To prevent the spread of ransomware through USB drives: disable auto-run features for drives.


Regularly monitor your systems for any activities that may indicate a security breach. Pay attention to slowdowns or unauthorised file changes, as they could be warning signs.


Be prepared for an attack by having a response plan in place. This should include steps such as disconnecting from the network and seeking assistance, from cybersecurity professionals.


Take measures today to safeguard your business against cyber threats.


Contact us, Q10 Systems, to conduct a cybersecurity audit to identify vulnerabilities and ensure the safety of your network.


Don't delay; start by contacting us for an assessment that will help fortify your business against risks.


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