Latest cybersecurity reporting from selected sources.

GodDamn ransomware uses the signed PoisonX driver to disable security tools, marking a more advanced version of the Beast ransomware family. Symantec’s Threat Hunter Team found a new ransomware family called GodDamn that first appeared in the wild on May 21, 2026, and analyzed an attack that took place in early June. The group behind […]

Cybersecurity researchers have flagged a new ransomware family called GodDamn that employs the PoisonX kernel driver to neutralize security software as part of its defense evasion strategy

CISA confirms BlueHammer (CVE-2026-33825) is now used in ransomware attacks to gain SYSTEM privileges through Microsoft Defender. BlueHammer, tracked as CVE-2026-33825, has moved from proof-of-concept noise to real ransomware attacks in the wild, the US CISA confirms. BlueHammer allows attackers to escalate privileges locally in Microsoft Defender. The vulnerability, along with two other zero-days dubbed […]

CISA confirmed on Monday that ransomware gangs are now exploiting a Microsoft Defender privilege escalation vulnerability, dubbed BlueHammer, that has previously been abused in zero-day attacks. [...]

A coordinated law enforcement operation, in partnership with private sector companies, including Bitdefender, Bitsight, ESET, and Microsoft, has resulted in the takedown of criminal infrastructure powering Amadey and StealC

ESET details GentleKiller, the EDR-killer framework the Gentlemen ransomware gang gives affiliates

Threat actors associated with the DragonForce ransomware have been observed using a custom Go-based remote access trojan (RAT) called Backdoor.Turn to conceal command-and-control (C2) traffic inside Microsoft Teams relay infrastructure

Eset Links Group's Growth to Integrated Endpoint-Killing ToolsEset researchers say the rapidly growing Gentlemen ransomware operation differentiates itself by supplying affiliates with a standardized EDR-killer suite that disables security tools, quickly incorporates newly disclosed vulnerable drivers and helps scale attacks across multiple regions worldwide.

DragonForce hid for months by routing malware traffic through Microsoft Teams infrastructure, masking C2 activity and evading network detection. DragonForce ransomware operators hit a major U.S. services firm and stayed hidden for one to two months by routing their command-and-control traffic through Microsoft’s own Teams relay servers. Symantec’s threat hunters tracked the custom backdoor they […]

New ransomware of choice, same critical targets North Korea’s Lazarus Group appears to have added another tool to its kit. It has begun using Medusa ransomware in extortion attacks targeting at least one US healthcare organization and an unnamed victim in the Middle East, according to Symantec and Carbon Black threat hunters.…

The North Korea-linked Lazarus Group (aka Diamond Sleet and Pompilus) has been observed using Medusa ransomware in an attack targeting an unnamed entity in the Middle East, according to a new report by the Symantec and Carbon Black Threat Hunter Team

Cybersecurity researchers have disclosed details of a new ransomware family called Osiris that targeted a major food service franchisee operator in Southeast Asia in November 2025

State-backed crews are already poking at autonomous tools, Trend Micro warns Cybercriminals, including ransomware crews, will lean more heavily on agentic AI next year as attackers automate more of their operations, Trend Micro's researchers believe.…

Brazilian users have emerged as the target of a new self-propagating malware that spreads via the popular messaging app WhatsApp

Operation Cronos didn’t kill LockBit – it just came back meaner Trend Micro has sounded the alarm over the new LockBit 5.0 ransomware strain, which it warns is "significantly more dangerous" than past versions due to its newfound ability to simultaneously target Windows, Linux, and VMware ESXi environments. …

Trend Micro highlighted the new LockBit version’s improved technical improvements and cross-platform functionality compared to previous iterations

Cybersecurity researchers have discovered a new ransomware strain dubbed HybridPetya that resembles the notorious Petya/NotPetya malware, while also incorporating the ability to bypass the Secure Boot mechanism in Unified Extensible Firmware Interface (UEFI) systems using a now-patched vulnerability disclosed earlier this year

By weaponizing the ThrottleStop.sys driver, attackers are disrupting antivirus and endpoint detection and response (EDR) systems.

Trend Micro Researchers Uncover New Ransomware StrainA newly identified ransomware group is targeting victims across the Asia Pacific region using custom-built evasion capabilities that could pose a "significant threat" to organizations, warn researchers at security firm Trend Micro. The Gentlemen deploys customized methods tailored to each target.

Cybersecurity company ESET has disclosed that it discovered an artificial intelligence (AI)-powered ransomware variant codenamed PromptLock