All news with #ransomware tag

Ransomware Victim Responses and Human Impact Analysis

🔒 Ransomware attacks inflict both operational and deep personal harm, often devastating small businesses lacking cash reserves and cybersecurity expertise. Research underscores lasting trauma, exhaustion, and financial ruin that can outlast technical recovery. Organizations should pair an incident response plan with compassionate leadership and employee support. Cisco Talos also warns of evolving supply‑chain campaigns targeting developers and job seekers, reinforcing the need for layered defenses.

Microsoft Disrupts Rhysida Ransomware Targeting Teams

🔒 Microsoft disrupted a campaign by the financially motivated group Vanilla Tempest (also tracked as VICE SPIDER/Vice Society) after revoking over 200 code signing certificates used to sign malicious Microsoft Teams installers. The attackers used malvertising and SEO-poisoned domains mimicking Teams to distribute fake MSTeamsSetup.exe files that deployed the Oyster backdoor. The intervention curtailed a wave of Rhysida ransomware launches.

Microsoft Digital Defense Report 2025: Threat Trends

🔒 Microsoft's 2025 Digital Defense Report finds that most attacks aim to steal data for profit, with extortion and ransomware responsible for over 52% of incidents while espionage accounts for only about 4%. Covering July 2024–June 2025, the report highlights rising use of AI, automation, and off‑the‑shelf tools that enable scalable phishing, malware, and identity theft. Microsoft urges adoption of phishing‑resistant MFA, AI‑driven defenses, and strengthened cross‑sector collaboration to protect critical public services and build resilience.

Microsoft: 100 Trillion Signals Daily as AI Fuels Risk

🛡️ The Microsoft Digital Defense Report 2025 reveals Microsoft systems analyze more than 100 trillion security signals every day and warns that AI now underpins both defense and attack. The report describes adversaries using generative AI to automate phishing, scale social engineering and discover vulnerabilities faster, while autonomous malware adapts tactics in real time. Identity compromise is the leading vector—phishing and social engineering caused 28% of breaches—and although MFA blocks over 99% of unauthorized access attempts, adoption remains uneven. Microsoft urges board-level attention, phishing-resistant MFA, cloud workload mapping and monitoring, intelligence sharing and immediate AI and quantum risk planning.

Minecraft mods — how malicious mods put players at risk

🛡️ Minecraft mods can enhance gameplay but also serve as vectors for malware. This article explains how threat actors disguise Trojans, infostealers, ransomware and cryptominers as mods or cheat tools and distribute them via GitHub, mod repositories and forums. It outlines practical precautions — sourcing mods from trusted repositories, checking developer reputation and file types, using non-admin accounts, backups and security software — and steps to take if a mod is suspected malicious.

Most Companies Remain Poorly Prepared for Cyberattacks

🔒 Markus Weber, founder and managing director of dokuworks, describes the immediate steps his team takes when called in after a cyberattack: isolate and secure affected systems so IT forensics can operate, preserve extortion correspondence to help identify perpetrators, assess operational impact, and initiate emergency operations. He warns that ransomware is the predominant threat and generally advises against paying ransoms, though there are rare exceptions. Many organizations are improving technically but still neglect documented emergency organization and trusted external partnerships, leaving them vulnerable.

Capita fined £14M for 2023 breach exposing 6.6M people

🔒 The ICO fined Capita £14 million after a March 2023 cyberattack that exposed personal information for 6.6 million people and hundreds of clients, including 325 pension providers. Attackers—claiming responsibility as Black Basta—gained access via a malicious file, remained in systems for 58 hours, exfiltrated almost 1TB, and deployed ransomware. The fine was reduced from an initial £45 million after Capita accepted liability and implemented remediation measures, including enhanced access controls and customer protections.

Capita Fined £14m Over 2023 Data Breach Failings, Remediated

🔒 The Information Commissioner’s Office (ICO) confirmed Capita will not appeal a £14m penalty for security failings that led to a March 2023 breach affecting nearly seven million people. The fine was reduced from an initial £45m after the ICO considered post-incident remediation, support to affected individuals and engagement with the NCSC. The regulator cited delayed SOC response, absence of a tiered privileged-access model and siloed pen testing that allowed a threat actor linked to Black Basta to escalate privileges and deploy ransomware.

Google Workspace adds AI ransomware detection for Drive

🛡️ Google is adding an AI-powered defense in Google Workspace that monitors files synced by the Drive for desktop app on Windows and macOS, detecting mass file corruption characteristic of ransomware. Trained on millions of ransomware samples and using intelligence from VirusTotal, the model halts cloud sync to stop spread and enables simple file restoration. The feature rolls out now at no extra cost for most commercial plans and complements built-in Gmail and Chrome protections.

Anatomy of a BlackSuit Ransomware Blitz at Manufacturer

🔐 Unit 42 responded to a significant BlackSuit ransomware campaign after attackers obtained VPN credentials via a vishing call and immediately escalated privileges. The adversary executed DCSync, moved laterally with RDP/SMB using tools like Advanced IP Scanner and SMBExec, established persistence with AnyDesk and a custom RAT, and exfiltrated over 400 GB before deploying BlackSuit across ~60 ESXi hosts. Unit 42 expanded Cortex XDR visibility from 250 to over 17,000 endpoints and used Cortex XSOAR to automate containment while delivering prioritized remediation guidance.

Scattered Lapsus$ Extortion Site Goes Dark — Next Steps

🔒 Police seized several domains tied to the Scattered Lapsus$ Hunters extortion network, but one dark‑web mirror remained briefly accessible and was used to publish alleged data on October 10. The site listed victims including Qantas, Vietnam Airlines, Albertsons, GAP, Fujifilm, and Engie Resources, with claimed volumes from millions to hundreds of thousands of records. Authorities caution that domain seizures are tactical wins: actors often resurrect forums from backups or migrate to platforms such as Telegram, and the group has even promised a 2026 return with a subscription-based extortion-as-a-service model.

Oracle issues second emergency patch for E-Business Suite

⚠️ Oracle released an emergency security alert on October 11 for CVE-2025-61884, a 7.5 CVSS information-disclosure flaw in the Runtime UI component of E-Business Suite (versions 12.2.3–12.2.14). The vulnerability allows unauthenticated remote attackers with network access to steal sensitive data. The patch arrives one week after an emergency fix for a Cl0p-exploited RCE, and experts urge administrators to apply updates, hunt for prior compromise, and restrict outbound traffic from EBS servers.

SimonMed: 1.2M Patients Affected in January Breach

🔒 SimonMed Imaging is notifying more than 1.2 million individuals that attackers accessed its network between January 21 and February 5, 2025. The company says hackers stole data and the Medusa ransomware group claimed a 212 GB exfiltration and published proof files including ID scans, medical reports, payment details and raw scans. SimonMed reset passwords, implemented multifactor authentication, deployed EDR, removed vendor access, restricted traffic, notified law enforcement and is offering affected people free Experian identity monitoring.

Weekly Recap: WhatsApp Worm, Oracle 0-Day and Ransomware

⚡This weekly recap covers high-impact incidents and emerging trends shaping enterprise risk. Significant exploitation of an Oracle E-Business Suite zero-day (CVE-2025-61882) and linked payloads reportedly affected dozens of organizations, while a GoAnywhere MFT flaw (CVE-2025-10035) enabled multi-stage intrusions by Storm-1175. Other highlights include a WhatsApp worm, npm-based phishing chains, an emerging ransomware cartel, AI abuse, and a prioritized list of critical CVEs.

Harvard Probes Data Breach Linked to Oracle Zero-Day

🔒 Harvard University is investigating a data breach after the Clop ransomware gang listed the school on its data leak site and attributed the incident to a recently disclosed Oracle E-Business Suite zero-day (CVE-2025-61882). A Harvard IT spokesperson said the issue affected a limited number of parties within a small administrative unit and that a patch from Oracle was applied upon receipt. The university reports no evidence of broader compromise while it continues monitoring.

Buyer’s Guide — Data Protection Platforms for Hybrid Clouds

🔒 This buyer’s guide explains why organizations need comprehensive data protection platforms for hybrid cloud environments and which capabilities to prioritize. It highlights core requirements such as data discovery and classification, layered protections (encryption, DLP, immutability), continuous monitoring, and automated recovery to address ransomware, misconfigurations, outages and compliance. The guide also surveys market trends and leading vendors to help IT teams evaluate DPaaS, cloud-native and on-premises options.

Rust-Based ChaosBot Backdoor Uses Discord for C2 Operations

🔒 eSentire disclosed a Rust-based backdoor named ChaosBot that leverages Discord channels for command-and-control, allowing operators to perform reconnaissance and execute arbitrary commands on compromised systems. The intrusion, first observed in late September 2025 at a financial services customer, began after attackers used compromised Cisco VPN credentials and an over-privileged Active Directory service account via WMI. Distribution included phishing LNK files that launch PowerShell and display a decoy PDF, while the payload sideloads a malicious DLL through Microsoft Edge to deploy an FRP reverse proxy. ChaosBot supports commands to run shells, capture screenshots, and transfer files, and newer variants employ ETW patching and VM detection to evade analysis.

Strengthening Access Controls to Prevent Ransomware

🔐 Ransomware intrusions increasingly begin with compromised identities: recent analyses attribute roughly three quarters of incidents to stolen or misused credentials. Defenses must shift from infrastructure-centric controls to identity-first models like Zero Trust, combining RBAC, MFA and context-aware authentication. Adaptive, risk-based access and passwordless methods reduce friction while improving detection and auditability. Regulatory regimes such as NIS2 and DORA further mandate auditable access controls.

High-Severity Oracle E-Business Suite Vulnerability Alert

🔒 Oracle issued an alert for CVE-2025-61884, a high-severity (CVSS 7.5) flaw in Oracle E-Business Suite versions 12.2.3 through 12.2.14 that can be exploited remotely over HTTP without authentication. The NIST description warns the defect permits an unauthenticated attacker to compromise Oracle Configurator, potentially exposing or allowing complete access to critical configurable data. Oracle urges administrators to apply the update immediately; it has not reported observed in-the-wild exploitation.

Widespread SonicWall SSL VPN Compromise Hits 100+ Accounts

🔒 Huntress warns of a widespread compromise of SonicWall SSL VPN devices that allowed threat actors to rapidly authenticate into multiple accounts across customer environments. Activity began on October 4, 2025, impacting over 100 VPN accounts across 16 customers, with logins traced to IP 202.155.8[.]73. While some intrusions disconnected quickly, others involved network scanning and attempts to access local Windows accounts. Organizations are urged to reset firewall credentials, restrict WAN management, revoke exposed API keys, monitor logins, and enforce MFA.