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New 'EDR Killer' Tool Targets Security Products Used by 8 Ransomware Groups

HowsMyPassword Team
August 8, 2025
New 'EDR Killer' Tool Targets Security Products Used by 8 Ransomware Groups - Featured Image

This New Ransomware Tool is Terrifying (Here's What You Need to Know)

Well, this is not great. Security researchers just discovered a nasty new tool that's basically kryptonite for enterprise security software. And the really concerning part? It's already being passed around by 8 different ransomware groups like a hot new Netflix series.

I know, more cybersecurity doom and gloom. But this one's worth paying attention to because it's specifically designed to disable the security tools that businesses rely on to stop ransomware attacks.

What Makes This So Dangerous?

This new tool (they're calling it an "EDR killer") uses a clever trick called "bring your own vulnerable driver" (BYOVD). Think of it like sneaking into a building by wearing a stolen security guard uniform - the system trusts the "uniform" (the driver) even though the person wearing it is malicious.

Once it's in, it can disable pretty much every major security product out there: - Microsoft Defender - Sophos - Kaspersky - Trend Micro - SentinelOne - And a bunch more

It's like someone found a universal off switch for security software. Not ideal.

Why This is a Big Deal

The fact that 8 different ransomware groups are already using this tool is... concerning. These groups usually compete with each other, so when they're all using the same tool, you know it's effective.

Here's what makes it especially dangerous: - It can disable security software before the ransomware even starts - It works against most major security products - It's being actively shared among criminal groups - It uses legitimate drivers, making it harder to detect

How to Protect Your Business

Look, I'm not going to sugarcoat it - this is a serious threat. But there are things you can do:

1. Layer Your Security

Don't rely on just one security product. I know it's tempting to think "we have antivirus, we're good," but that's like having a front door lock but leaving your windows open. You need multiple layers.

Malwarebytes Premium is a solid second layer of protection that I often recommend to businesses. It works alongside your existing antivirus and can catch things that slip through.

2. Lock Down Your Network

A lot of these attacks start with compromised VPNs or remote access points. If you're not already using a business-grade VPN solution, you really need to be. NordVPN offers solid business plans that won't break the bank.

3. Monitor Everything

Since this tool can disable security software, you need ways to detect when that happens. Set up alerts for when security services stop running or get disabled.

4. Backup, Backup, Backup

This might seem obvious, but with a threat like this, good backups are crucial. Keep offline backups that ransomware can't touch, and test your restore process regularly.

The Bottom Line

This new tool is a game-changer for ransomware groups, and not in a good way. But here's the thing - most successful ransomware attacks still start with basic security failures. Focus on the fundamentals: strong access controls, good network security, regular backups, and layered protection.

And please, if you're still using the same password everywhere (you know who you are), stop that right now. Get a password manager like NordPass set up for your team. It's way cheaper than dealing with a ransomware attack.

Quick heads up:Some links in this article are affiliate links. If you buy something through them, we might earn a small commission (doesn't cost you extra). We only recommend stuff we'd actually use ourselves or set up for our own families. No BS recommendations here.

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