New Certighost PoC exploit lets attackers hijack Windows domains

A proof-of-concept exploit for Certighost, tracked as CVE-2026-54121, shows how an authenticated attacker could abuse Active Directory Certificate Services to impersonate a domain controller and potentially compromise a Windows domain. Microsoft fixed the flaw in the July 2026 Patch Tuesday updates, while researchers H0j3n and Aniq Fakhrul released technical details and an exploit demonstrating domain-level compromise. #Certighost #CVE-2026-54121 #H0j3n #AniqFakhrul #ActiveDirectoryCertificateServices

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New Dysphoria DDoS botnet spreads to 200k devices worldwide

Dysphoria is a fast-evolving botnet that has compromised about 200,000 devices worldwide and is being used for DDoS attacks and proxy relay operations. QiAnXin XLab found that it inherits traits from jackskid and fbot while adding blockchain-based C2 resolution through Ethereum ENS and Solana SNS, making it harder to trace and disrupt. #Dysphoria #QiAnXinXLab #EthereumENS #SolanaSNS #jackskid #fbot

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Google’s solution to hacker name confusion? Yet another naming system

Google Threat Intelligence Group has introduced a unified two-word naming system to replace overlapping hacker labels inherited from Mandiant and its internal Threat Analysis Group. The new taxonomy aims to make threat tracking more intuitive and will roll out across active groups, with mappings preserved for older names and cross-vendor references. #GoogleThreatIntelligenceGroup #Mandiant #CrowdStrike #Microsoft

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Dysphoria IoT Botnet Adds Blockchain C2 and Victim Relays After JackSkid Disruption

Dysphoria is an IoT botnet line that evolved after the March takedown of JackSkid infrastructure, using blockchain-based name services and infected-device relays to make disruption more difficult. Researchers from CNCERT, XLab, Nokia Deepfield, Comcast, and NICT linked its spread to weak Telnet/SSH credentials and IoT flaws, but said the reported bot…

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Helpdesk Hijackers: Teams Vishing, Quick Assist, and GoGRPC Backdoor

Zscaler ThreatLabz tracked a threat actor likely acting as an initial access broker for ransomware, using Microsoft Teams vishing, Quick Assist, and PowerShell to deploy the GoGRPC backdoor and related tools. The campaign evolved through four GoGRPC variants—Lep, Giver, Pet, and Kind—and additional tooling such as BlindDoor, RevSocket, PyGRPC, S3Siphon, and RSOX to support reconnaissance, proxying, and data theft. #GoGRPC #MicrosoftTeams #QuickAssist #BlindDoor #RevSocket #PyGRPC #S3Siphon #RSOX

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Ernst & Young data breach claimed by ShinyHunters extortion gang

ShinyHunters has claimed responsibility for the Ernst & Young breach, alleging it used credentials obtained through a supply-chain attack to access EY systems and steal data. EY said a third-party support ticket platform was compromised, exposing documents that may contain client tax, personal, and financial information. #ShinyHunters #ErnstYoung #Jira #GitHub #Azure

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Apple sued over fake App Store crypto wallet app stealing .8M in Bitcoin

Three plaintiffs allege they lost about $1.8 million in Bitcoin after downloading a fake Sparrow Wallet app from Apple’s App Store and entering their seed phrases. The lawsuit claims Apple failed to stop repeated scams impersonating Sparrow Wallet, even after earlier warnings, and asks the company to improve fraud detection and warn users about crypto app risks. #SparrowWallet #AppleAppStore #JamesRamirez #ChristopherEllis #JalenDelgado

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Sen. Wyden urges feds to discard older, insecure, public-facing VPNs

Sen. Ron Wyden urged federal leaders to eliminate legacy internet-facing VPNs and replace them with modern remote-access technology and zero-trust architecture. He said agencies must stop relying on insecure VPN appliances that have been repeatedly targeted in incidents involving Cisco, Fortinet, Ivanti, and Check Point. #Cisco #Fortinet #Ivanti #CheckPoint #ArcaneDoor #FortiBleed

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