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Crypto24 ransomware EDR-bypass activity

Malware Activity
First reported
Last updated
Happening score
H score 44
1 unique sources, 1 articles

Summary

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A Crypto24 ransomware operation is using a custom RealBlindingEDR variant and legitimate admin tools to disable EDR and move laterally inside compromised networks. The activity increases the risk of follow-on ransomware impact across large enterprises in Asia, Europe, and the US. It also shows how the operators are bypassing endpoint controls from nearly 30 vendors, making intrusion containment harder.

Related Happenings

Shanya packer-as-a-service becomes a stealth layer for ransomware gangs

Threat Actor Meta
First: 09.12.2025 02:00 Last: 09.12.2025 02:00 Sources 1

About this happening: **Shanya** has become a shared packing service for **multiple ransomware gangs**, giving operators a way to **hide EDR-killing payloads** and raise the odds of successful deployme...

DragonForce rebrands as a ransomware cartel and expands its affiliate model

Threat Actor Meta
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Kraken ransomware HelloKitty-linked double-extortion campaign

Campaign
First: 14.11.2025 00:53 Last: 14.11.2025 00:53 Sources 1

About this happening: **Kraken ransomware** is an active **double-extortion** campaign linked to the **HelloKitty** ecosystem and observed in **August 2025** using **SMB exploitation**, **Cloudflare**...

Qilin's 2025 dominance as the most active ransomware group

Threat Actor Meta
First: 08.10.2025 04:00 Last: 08.10.2025 04:00 Sources 1

About this happening: In **2025**, **Qilin** emerged as the most active ransomware group, signaling a high-throughput **ransomware-as-a-service** operation with broad pressure on enterprise targets. It...

Latest development: 15.12.2025 13:15

Asahi Group Holdings CEO Atsushi Katsuki said on December 15 that the company is elevating cybersecurity to a top management priority, considering a dedicated cybersecurity unit, scrapping VPNs, and adopting a stricter zero-trust model after the September 29 Qilin ransomware attack disrupted main systems, automated order and shipping processes, and exposed personal data.

Qilin ransomware-as-a-service affiliate model and revenue-sharing ecosystem

Threat Actor Meta
First: 07.10.2025 20:15 Last: 07.10.2025 20:15 Sources 1

About this happening: Qilin's **ransomware-as-a-service** model is expanding extortion reach by selling **tools and infrastructure** to affiliates and taking a **15–20%** cut of ransom payments. That a...

Timeline

  1. 15.08.2025 21:49 1 articles · 9mo ago

    Crypto24 EDR-bypass campaign disclosed

    Initial Disclosure

    Crypto24 ransomware actors are using a customized RealBlindingEDR variant together with PSExec, AnyDesk, gpscript.exe, and XBCUninstaller.exe to disable EDR, remotely uninstall Trend Vision One, and move laterally on compromised Windows networks. The activity is focused on large enterprises in Asia, Europe, and the US, and the modified tool reportedly removes callbacks for security products from nearly 30 vendors, including Cisco, Kaspersky Lab, MalwareBytes, Sophos, and Trellix.

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