Tag: ransomware
1153 articles
AI-Powered Cybercrime Tools Flood Dark Web Marketplaces
The dark web has seen a staggering 3,810% surge in AI-powered cybercrime tools, with posts skyrocketing from 38 in December to 1,486 in February, signaling a new wave of threats. This alarming trend has experts like Cynthia Kaiser, SVP of the Ransomware Research Center at Halcyon, warning that cyber threats have become the "national security challenge of our lifetime."
Ransomware Operator Flouts Unwritten Rule, Hits Russia
A shocking move by a ransomware operator has sent shockwaves through the cybercrime underworld: they've brazenly targeted Russia, flouting an unwritten rule that's long been observed by hackers. This bold - and some might say, boneheaded - decision has left many in the cybersecurity community scratching their heads.
AI-Built Ransomware Toolkit Evades EDR Solutions with Automated Attacks
Sophos researchers uncovered a sophisticated AI-built ransomware toolkit that cleverly evades detection by automated security solutions, triggering alerts only after it had already compromised a customer system. The toolkit's sinister purpose was revealed through investigation, which found references to a ransom note and a list of targeted organizations on a dark web leak site.
UK Firms Bolster Defenses Against AI-Powered Cyber Attacks
UK organizations are bracing themselves for a perfect storm of cyber threats, with AI-powered attacks topping the list of concerns as the most pressing risk over the next year. In fact, 43% of UK respondents rank AI-powered attacks as their biggest worry, surpassing traditional threats like ransomware and phishing.
Cybersecurity Teams Face Simulated Supermarket Cyber-Attack Test
Get ready to enter the war room and face off against a simulated cyber-attack in a thrilling tabletop experience, where you'll play out a high-stakes battle to protect a fictional supermarket from a multi-stage cyber threat. Join Semperis at Infosecurity Europe 2026 for a 90-minute immersive roleplaying simulation that puts your cybersecurity skills to the test.
Cybersecurity Shifts from Risk to Acceleration, Connection
The World Economic Forum's 2025 survey reveals a stark reality: 72% of organizations are facing increased cyber risks, with ransomware remaining a top threat - forcing us to rethink how we keep information safe in an AI-driven world. It's time to shift from traditional risk management to practical, accelerated solutions.
Travel Sector Braces for Cyberattacks as Summer Looms
As summer approaches, the travel sector is bracing for a surge in cyberattacks, with a staggering 92% of travel agencies experiencing some form of cyber threat in the last year. Ransomware, data breaches, and cyberattacks top the list of concerns, cited by 68% of agencies as the greatest threat to their success.
Carnival Cruise Data Breach Exposes 6 Million Customers
A recent data breach at Carnival Cruise, affecting 6 million customers, highlights the vulnerability of traditional security controls to social engineering tactics, where a single compromised employee device can lead to devastating consequences. This incident serves as a stark reminder of the human factor in cybersecurity, where threat actors exploit trust and impersonation to gain access to sensitive information.
FBI Warns Law Firms of Silent Ransom Group's In-Person Data Heists
The FBI is sounding the alarm for US-based law firms after the Silent Ransom Group, a notorious data-extortion gang, claimed over 100 attacks - with a recent surge in activity that's left experts on high alert. This group's twist? They're using in-person tactics, combined with social engineering, to get their hands on sensitive data.
MFA Prompt Bombing Exposes Weakness in Two-Factor Security
A shocking 2.8GB of data was stolen from Cisco after a clever attacker tricked an employee into approving a push-based MFA prompt, highlighting a disturbing vulnerability in two-factor security. This brazen hack, linked to the Yanluowang ransomware group, shows how attackers can exploit the very security measures meant to protect us.
SaaS Providers Face Trust Crisis After Canvas Breach
A massive breach of the Canvas learning management system has left 275 million users reeling, compromising student records and disrupting learning at over 8,800 institutions worldwide. The shocking incident has sparked a trust crisis for SaaS providers, raising urgent questions about security and data protection.
Authorities Disrupt First VPN Service Used by 25 Ransomware Groups
In a major win for cybersecurity, an international coalition led by France and the Netherlands has disrupted a notorious VPN service used by 25 ransomware groups, taking a significant blow to cybercrime operations. The takedown was made possible through a collaborative effort involving 16 countries and key partners like Europol and Eurojust.
Europol Disrupts Major Cybercrime VPN Service
Europol's bold operation has taken down a notorious VPN service used by cybercriminals to hide their tracks, seizing key infrastructure and sowing disruption among ransomware operators, fraudsters, and data thieves. This major win for cybersecurity could lead to further investigations and prosecutions, thanks to the treasure trove of data on thousands of threat actors.
Vulnerability Exploitation Surpasses Credentials as Top Breach Entry Point
The latest Verizon Data Breach Investigations Report reveals a significant shift in how breaches occur: vulnerability exploitation now accounts for 31% of breaches, surpassing stolen credentials as the top entry point for hackers. Ransomware remains a major threat, involved in nearly half of all breaches.
Smaller Healthcare Providers Targeted in Rising Wave of Cyberattacks
Smaller healthcare providers are being hit hard by a rising wave of cyberattacks, with eight recent hacking incidents affecting nearly 2 million individuals. These breaches, impacting medical practices across the US, are a stark reminder that no healthcare organization is immune to the threat of cyber breaches.
Microsoft Disrupts Malware-Signing Service Used in Ransomware Attacks
Microsoft swooped in to shut down a notorious malware-signing service, seizing the website signspace.cloud and taking down hundreds of virtual machines used to fuel ransomware attacks. This bold move, dubbed OpFauxSign, crippled a key operation run by the threat actor Fox Tempest, which had been using Microsoft's own system against them since May 2025.
GitHub Probes Breach Claim by TeamPCP Hackers
GitHub is investigating a security breach claim by hackers TeamPCP, who allegedly stole around 4,000 of the platform's internal repositories and put the source code up for sale for a hefty $50,000. The company has already sprung into action, detecting and containing the breach and taking steps to mitigate the risk.
Microsoft Disrupts Cybercrime Service Selling Code-Signing Certificates to Ransomware Gangs
Microsoft has disrupted a notorious cybercrime operation, dubbed Fox Tempest, that sold code-signing certificates to ransomware gangs, allowing them to disguise malware as legitimate Windows software. The operation, which created over 580 fake Microsoft accounts, has been linked to two individuals, John Doe 1 and John Doe 2, who allegedly traded in real, Microsoft-issued code-signing credentials.
Microsoft Disrupts Malware-Signing Service Used by Ransomware Gangs
Microsoft cracked down on a notorious malware-signing service used by ransomware gangs, disrupting the operations of Fox Tempest, a financially motivated group that generated millions of dollars in profits by selling trust to cybercriminals. The group had created over 1,000 code-signing certificates and hundreds of Azure tenants to support its industrial-scale scheme.
Microsoft Disrupts Malware Signing Service Used by Ransomware Groups
Microsoft cracked down on a sophisticated malware signing service run by a group called Fox Tempest, which helped ransomware gangs disguise their malicious programs as legitimate software. This service was like a master forgery operation, creating counterfeit digital signatures that even experts struggled to spot.
Microsoft Disrupts Fox Tempest's Ransomware-Enabling Code-Signing Service
Microsoft's Digital Crimes Unit has successfully disrupted a notorious code-signing service used by cybercriminals, including the group behind Fox Tempest, to create fake IDs and gain easy access to systems. This operation has effectively shut down a key tool used by hackers to spread ransomware and malware.
7-Eleven Breach Exposes Franchisee Data After ShinyHunters Attack
7-Eleven recently confirmed a data breach that exposed sensitive franchisee information after a cyberattack by the group ShinyHunters, with unauthorized access detected on April 8. The company swiftly launched an investigation and began notifying affected individuals on May 1.
Ransomware Attacks Surge as Clop Gang Dominates Threat Landscape
Ransomware attacks have skyrocketed, with over 343 million blocked by Kaspersky products in just the first quarter of 2026 alone, highlighting a surge in threats from the notorious Clop gang and other malicious players. This alarming trend underscores a quarter marked by intensified ransomware activity and rapidly evolving cyber threats.
SaaS Breaches Expose Gaps in Enterprise Security Thinking
In a shocking display of vulnerability, ShinyHunters breached Instructure's Canvas platform not once, but twice in a single week, siphoning off a staggering 3.65 terabytes of data from 275 million users across 8,000 institutions. The brazen attacks left hundreds of schools reeling during final exams, forcing Canvas offline and lining the attackers' pockets with a ransom payment.