ransomware
Iranian pleads guilty to RobbinHood ransomware attacks, faces 30 years
An Iranian national has pleaded guilty to participating in the Robbinhood ransomware operation, which was used to breach the networks, steal data, and encrypt devices of U.S. cities and organizations in an attempt to extort millions of dollars over a five-year span. According to a U.S. Department of Justice and an unsealed indictment, 39-year-old man named Sina Gholinejad, also known […]
MATLAB dev confirms ransomware attack behind service outage
MathWorks, a leading developer of mathematical computing and simulation software, has revealed that a recent ransomware attack is behind an ongoing service outage. Headquartered in Natick, Massachusetts, and founded in 1984, MathWorks now has over 6,500 employees in 34 offices worldwide. MathWorks develops the MATLAB numeric computing platform and the Simulink simulation, which are used […]
Police takes down 300 servers in ransomware supply-chain crackdown
In the latest phase of Operation Endgame, an international law enforcement operation, national authorities from seven countries seized 300 servers and 650 domains used to launch ransomware attacks. “From 19 to 22 May, authorities took down some 300 servers worldwide, neutralised 650 domains, and issued international arrest warrants against 20 targets, dealing a direct blow […]
US indicts leader of Qakbot botnet linked to ransomware attacks
The U.S. government has indicted Russian national Rustam Rafailevich Gallyamov, the leader of the Qakbot botnet malware operation that compromised over 700,000 computers and enabled ransomware attacks. As per court documents, Gallyamov started to develop Qakbot (also known as Qbot and Pinkslipbot) in 2008 and deployed it to create a network of thousands of infected […]
3AM ransomware uses spoofed IT calls, email bombing to breach networks
A 3AM ransomware affiliate is conducting highly targeted attacks using email bombing and spoofed IT support calls to socially engineer employees into giving credentials for remote access to corporate systems. This tactic was previously linked to the Black Basta ransomware gang and later observed in FIN7 attacks, but its effectiveness has driven a wider adoption. Sophos […]
Kettering Health hit by system-wide outage after ransomware attack
Kettering Health, a healthcare network that operates 14 medical centers in Ohio, was forced to cancel inpatient and outpatient procedures following a cyberattack that caused a system-wide technology outage. The nonprofit organization also manages emergency centers and over 120 outpatient facilities across western Ohio, and it employs over 15,000 people, including more than 1,800 physicians. […]
VanHelsing ransomware builder leaked on hacking forum
The VanHelsing ransomware-as-a-service operation published the source code for its affiliate panel, data leak blog, and Windows encryptor builder after an old developer tried to sell it on the RAMP cybercrime forum. VanHelsing is a RaaS operation launched in March 2025, promoting the ability to target Windows, Linux, BSD, ARM, and ESXi systems. Since then, the operation has shown […]
Fake KeePass password manager leads to ESXi ransomware attack
Threat actors have been distributing trojanized versions of the KeePass password manager for at least eight months to install Cobalt Strike beacons, steal credentials, and ultimately, deploy ransomware on the breached network. WithSecure’s Threat Intelligence team discovered the campaign after they were brought in to investigate a ransomware attack. The researchers found that the attack […]
Ransomware gangs join ongoing SAP NetWeaver attacks
Ransomware gangs have joined ongoing SAP NetWeaver attacks, exploiting a maximum-severity vulnerability that allows threat actors to gain remote code execution on vulnerable servers. SAP released emergency patches on April 24 to address this NetWeaver Visual Composer unauthenticated file upload security flaw (CVE-2025-31324), days after it was first tagged by cybersecurity company ReliaQuest as targeted in the […]
Ransomware gangs increasingly use Skitnet post-exploitation malware
Ransomware gang members increasingly use a new malware called Skitnet (“Bossnet”) to perform stealthy post-exploitation activities on breached networks. The malware has been offered for sale on underground forums like RAMP since April 2024, but according to Prodaft researchers, it started gaining significant traction among ransomware gangs since early 2025. Prodaft told GeekFeed they have observed […]