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UPDATE: Microsoft Releases Guidance on Exploitation of SharePoint Vulnerabilities
Update 08/06/2025: CISA released a Malware Analysis Report MAR on six files related to CVE-2025-49704link is external, CVE-2025-49706link is external, CVE-2025-53770link is external, and CVE-2025-53771link is external. For more information see MAR-251132.c1.v1 Exploitation of SharePoint...
Driver of destruction: How a legitimate driver is being used to take down AV processes
Introduction In a recent incident response case in Brazil, we spotted intriguing new antivirus AV killer software that has been circulating in the wild since at least October 2024. This malicious artifact abuses the ThrottleStop.sys driver, delivered together with the malware, to terminate numero...
CVE-2014-125113 Dell/Quest KACE K1000 Unauthenticated File Upload RCE
An unrestricted file upload vulnerability exists in Dell acquired by Quest KACE K1000 System Management Appliance version 5.0 - 5.3, 5.4 prior to 5.4.76849, and 5.5 prior to 5.5.90547 in the downloadagent.php endpoint. An attacker can upload arbitrary PHP files to a temporary web-accessible...
Imperva Detects and Mitigates Rejetto HFS Spray-and-Pray Ransomware/Trojan Campaign
On July 19th, Imperva Threat Research team detected a sudden surge in HTTP probes targeting Rejetto HTTP File Server HFS 2.x instances. What looked like routine internet noise quickly revealed itself as a coordinated attempt to exploit a critical unauthenticated server-side template injection...
SonicWall Investigating Potential SSL VPN Zero-Day After 20+ Targeted Attacks Reported
SonicWall said it's actively investigating reports to determine if there is a new zero-day vulnerability following reports of a spike in Akira ransomware actors in late July 2025. "Over the past 72 hours, there has been a notable increase in both internally and externally reported cyber incidents...
Gang Wars: Breaking Trust Among Cyber Criminals
Gang Wars: Breaking Trust Among Cyber Criminals By John Fokker and Jambul Tologonov · August 5, 2025 Introduction In the final, unforgettable scene of the film Reservoir Dogs , a group of criminals — once united by a common goal — stand in a Mexican standoff, guns drawn, hearts pounding. Suspicio...
Akira Ransomware Exploits SonicWall VPNs in Likely Zero-Day Attack on Fully-Patched Devices
SonicWall SSL VPN devices have become the target of Akira ransomware attacks as part of a newfound surge in activity observed in late July 2025. "In the intrusions reviewed, multiple pre-ransomware intrusions were observed within a short period of time, each involving VPN access through SonicWall...
Storm-2603 Deploys DNS-Controlled Backdoor in Warlock and LockBit Ransomware Attacks
The threat actor linked to the exploitation of the recently disclosed security flaws in Microsoft SharePoint Server is using a bespoke command-and-control C2 framework called AK47 C2 also spelled ak47c2 in its operations. The framework includes at least two different types of clients, HTTP-based...
Everest Ransomware Claims Mailchimp as New Victim in Relatively Small Breach
Everest ransomware claims Mailchimp breach, leaks 943,000 lines of data. While limited in size, it adds to a spike in global ransomware activity this July...
OnlyFans, Discord ClickFix-Themed Pages Spread Epsilon Red Ransomware
Beware of Epsilon Red ransomware as attackers impersonate Discord, Twitch and OnlyFans using fake verification pages with .HTA files and ActiveX to spread malware...
Inside the Ransomware Economy in 2025: Q2 Trends & Key Insights You Need to Know
Building on insights from Rapid7’s Q1 and Q2 2025 ransomware trend reports, it’s clear that the ransomware economy continues to evolve – and not just in volume, but also in business maturity. As threat actors shift tactics, tools, and partnerships, defenders face a complex landscape shaped by...
IR Trends Q2 2025: Phishing attacks persist as actors leverage compromised valid accounts to enhance legitimacy
Phishing remained the top method of initial access this quarter, appearing in a third of all engagements - a decrease from 50 percent last quarter. Threat actors largely leveraged compromised internal or trusted business partner email accounts to deploy malicious emails, bypassing security contro...
FunkSec Ransomware Decryptor Released Free to Public After Group Goes Dormant
Cybersecurity experts have released a decryptor for a ransomware strain called FunkSec, allowing victims to recover access to their files for free. "Because the ransomware is now considered dead, we released the decryptor for public download," Gen Digital researcher Ladislav Zezula said. FunkSec,...
Inc Ransomware Claims 1.2TB Data Breach at Dollar Tree
The notorious INC Ransomware group is claiming responsibility for a data breach at Dollar Tree, the American retail…...
TrickBot Behind More Than $724 Million in Crypto Theft and Extortion
Akamai's latest Ransomware Report 2025 reveals "quadruple extortion," new AI-driven tactics by groups like Black Basta, FunkSec, and TrickBot, and growing threats to non-profits. Learn about evolving cyber threats...
Exploit for Use After Free in Microsoft
🚨 CVE-2025-29824 Exploit: PipeMagic Ransomware Chain 📌 Critical...
Scattered Spider Hacker Arrests Halt Attacks, But Copycat Threats Sustain Security Pressure
Google Cloud's Mandiant Consulting has revealed that it has witnessed a drop in activity from the notorious Scattered Spider group, but emphasized the need for organizations to take advantage of the lull to shore up their defenses. "Since the recent arrests tied to the alleged Scattered Spider...
Chaos RaaS Emerges After BlackSuit Takedown, Demanding $300K from U.S. Victims
A newly emerged ransomware-as-a-service RaaS gang called Chaos is likely made up of former members of the BlackSuit crew, as the latter's dark web infrastructure has been the subject of a law enforcement seizure. Chaos, which sprang forth in February 2025, is the latest entrant in the ransomware...
CISA and Partners Release Updated Advisory on Scattered Spider Group
CISA, along with the Federal Bureau of Investigation, Canadian Centre for Cyber Security, Royal Canadian Mounted Police, the Australian Cyber Security Centre’s Australian Signals Directorate, and the Australian Federal Police and National Cyber Security Centre, released an updated joint...
