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Cybersecurity Brief – 2026-08-04

Tue, 04 Aug 2026 00:00:00 +0000

Major Incidents or Breaches

The Police National Legal Database (PNLD) in the UK suffered a cyberattack resulting in the exposure and dark web publication of contact information for over 100,000 police officers, government employees, and criminal justice professionals ^[10]^[16].
A cyberattack targeted Liechtenstein’s Register of People Behind Companies and Foundations, impacting a registry used for anti-money laundering and counter-terrorism efforts ^[31].
Brinks Home disclosed a data breach with hackers leaking files, though alarm monitoring and system functionality were reportedly unaffected ^[35].
River Bank confirmed that data stolen in a June ransomware attack was subsequently deleted by the attackers, with investigations ongoing ^[32].
Brazilian educational institutions have experienced multiple security incidents, as detailed in a new analysis of response cases ^[1].

Newly Discovered Vulnerabilities

An authentication bypass vulnerability (CVE-2026-18577) in N-able N-central remote monitoring and management servers has been exploited in the wild, allowing attackers to gain administrator access. CISA has added this flaw to its Known Exploited Vulnerabilities catalog, and N-able has released patches following reports of active exploitation and patch bypasses ^[3]^[15]^[19]^[34].
Recent vulnerabilities in SonicWall SMA 1000 VPN appliances have been exploited by ransomware actors for root access and lateral movement within victim networks ^[6]^[36].

Notable Threat Actor Activity

The INC Ransomware operation has emerged as the leading group exploiting SonicWall SMA 1000 vulnerabilities, using these flaws for initial access and subsequent ransomware deployment ^[6]^[36].
Russian threat actor Midnight Blizzard (APT29) has been linked to a global campaign targeting hospitality Wi-Fi networks, using custom malware to breach Microsoft 365 accounts ^[11].
A Chinese-speaking threat actor is using a leaked version of the DarkSword exploit kit to deploy GHOSTBLADE malware targeting Apple iOS devices ^[9].
Another Chinese threat actor weaponized the Deepseek AI agent to attack a security firm, attempting proxyjacking across over 1,200 hosts ^[22].
Eighteen malicious npm packages have been discovered delivering a cross-platform remote access trojan (RAT) to users of Alibaba developer tools ^[4].
The ExfilSquad hacking group leaked information for over 100,000 UK police officers and staff following the PNLD breach ^[16].
Fake Roblox Xeno Executor installers are being used to distribute infostealer and RAT malware to Roblox players ^[14].

Trends, Tools, or Tactics of Interest

Device code phishing attacks have increased by 1,500 percent in 2026, with vishing incidents doubling, reflecting the rise of social engineering techniques that bypass traditional security controls ^[18].
A new Russian loader-as-a-service, DOUBLECUP, uses ClickFix techniques to hide malware in browser cache images, delivering payloads to both Windows and macOS devices ^[13].
Threat actors are increasingly abusing trusted platforms and supply chains, including npm packages and Google Password Manager’s passkey sync, to compromise user accounts and systems ^[4]^[5]^[12]^[26].
Researchers have identified three new “Pass-ta-key” attacks that allow malware on compromised Windows devices to hijack Google-synced passkeys, bypassing user verification ^[5]^[12].
The BTMOB Android RAT ecosystem has grown into a fragmented underground business with resellers, source-code vendors, and custom versions ^[17].
AI platforms such as Claude, Codex, and Cursor are being integrated into security operations for detection writing, investigation, and response ^[8]^[21]^[26].
New tools for tracing the origins of AI-generated videos have been developed, aiming to improve detection and attribution of deepfakes ^[20].
WhatsApp and TikTok-related scams continue, with social engineering targeting account takeover and delivering unwanted applications or fraudulent charges ^[38]^[39].

Regulatory or Policy Developments Affecting the Security Industry

The European Union has begun enforcement of key provisions of the AI Act, requiring increased transparency for chatbots, deepfakes, and other consumer-facing AI systems ^[40].
California launched the Delete Request and Opt-out Platform (DROP), enabling residents to send mass deletion and opt-out requests to registered data brokers ^[41].
New York awarded $9 million in grants to enhance cybersecurity at 153 water systems in response to ongoing threats to water and wastewater infrastructure ^[28].
Visa announced the acquisition of fraud intelligence firm BioCatch for $2.4 billion to strengthen account takeover and fraud prevention capabilities for financial institutions ^[30].

Sources

PNLD Breach Exposes U.K. Police and Government Contact Details on Dark Web - thehackernews.com
ExfilSquad hackers leak info of over 100,000 UK police officers, staff - bleepingcomputer.com
Cyberattack Hits Liechtenstein’s Register of People Behind Companies and Foundations - securityweek.com
Brinks Home Discloses Data Breach as Hackers Leak Files - securityweek.com
River Bank Says Hackers Deleted Data Stolen in Ransomware Attack - securityweek.com
An analysis of incidents at Brazilian educational institutions - securelist.com
CISA Adds Exploited N-able N-central Flaw to KEV After Customer Compromises - thehackernews.com
N-able warns of N-central auth bypass flaw exploited in attacks - bleepingcomputer.com
Attackers Exploit N-able Patch Bypass Flaw on RMM Servers - darkreading.com
N‑able Patches Vulnerability Exploited to Hack N-central Servers - securityweek.com
INC Ransomware Emerges as Dominant Actor Exploiting SonicWall SMA 1000 Flaws - thehackernews.com
Recent SonicWall Vulnerabilities Exploited in Ransomware Attacks - securityweek.com
Hotel Wi-Fi attacks use custom malware to breach Microsoft 365 accounts - bleepingcomputer.com
Chinese Threat Actor Uses Leaked DarkSword Kit to Deploy GHOSTBLADE on iOS - thehackernews.com
Chinese Actor Weaponizes Deepseek AI Agent to Attack Security Firm - darkreading.com
18 Malicious npm Packages Deliver Cross-Platform RAT to Alibaba Tool Users - thehackernews.com
Fake Roblox Xeno script launcher pushes infostealer, RAT malware - bleepingcomputer.com
Device Code Phishing Up 1,500% in 2026; Vishing Doubles - darkreading.com
New DOUBLECUP ClickFix service hides malware in browser cache images - bleepingcomputer.com
Google Password Manager Attacks Could Let Malware Hijack Passkey-Protected Accounts - thehackernews.com
New Pass-ta-key attacks let malware hijack Google-synced passkeys - bleepingcomputer.com
What cybersecurity experts are talking about in 2026 - virusbulletin.com
Inside the Underground Business of the Android BTMOB RAT malware - bleepingcomputer.com
FOMO in the SOC: Where AI Platforms like Claude Actually Fit - thehackernews.com
Anthropic: Claude Attacks Result of Security Gaps, Not Model Issues - darkreading.com
New Tool Traces AI Videos Back to Their Source - darkreading.com
WhatsApp account takeover scam asks you to “vote for my friend” - malwarebytes.com
“Adult TikTok” searches lead to scams - malwarebytes.com
The AI Act kicks into action, forces companies to be clear about AI chatbots - malwarebytes.com
Californians can tell data brokers to DROP their information - malwarebytes.com
New York Awards $9 Million to Strengthen Cybersecurity at 153 Water Systems - securityweek.com
Visa to Acquire Fraud Intelligence Firm BioCatch for $2.4 Billion - securityweek.com

Cybersecurity Brief – 2026-07-07

Tue, 07 Jul 2026 00:00:00 +0000

Major Incidents or Breaches

Attackers are actively exploiting a maximum-severity Adobe ColdFusion vulnerability tracked as CVE-2026-48282, enabling remote code execution^[17].
River Bank & Trust, a US financial institution, has experienced a data breach, with customer data exposed^[32].
Armored Likho, an APT group, has gained access to government agencies and electrical power entities in Russia, Brazil, and Kazakhstan using modular RATs and information stealers^[18]^[27].
The NetNut residential proxy botnet, built on millions of hijacked devices and used by criminals, was disrupted through a coordinated operation involving Google, the FBI, and others^[35].

Newly Discovered Vulnerabilities

Several Tenda router firmware versions contain an undocumented authentication backdoor, granting administrative access to attackers^[2].
BeyondTrust patched two critical authentication bypass flaws in Remote Support (RS) and Privileged Remote Access (PRA) products that could allow unauthenticated attackers to gain access^[3]^[11].
A 16-year-old use-after-free bug in Linux’s KVM hypervisor, dubbed ‘Januscape’ (CVE-20xxxx), allows guest VMs to escape to the host on Intel and AMD x86 systems^[5].
Threat actors are probing a critical flaw in Gitea Docker images (CVE-2026-20896), which was recently patched^[6].
Attackers are targeting a newly disclosed memory disclosure flaw in Citrix NetScaler products following the release of a proof-of-concept exploit^[19].
Proof-of-concept code has been released for a root escalation vulnerability in Linux known as ‘Bad Epoll’, increasing the risk of exploitation^[29].

Notable Threat Actor Activity

An Iranian APT group affiliated with Iran’s Ministry of Intelligence and Security has been using a new modular C2 framework, Cavern (also called Cavern Manticore), to target Israeli organizations^[4]^[31].
A suspected China-nexus threat cluster is distributing a fake Indian tax filing utility to deliver DcRAT, targeting Indian taxpayers, tax professionals, and finance teams^[9].
North Korean threat actors have compromised over 100 legitimate open source packages and repositories in the PolinRider campaign to deliver a backdoor and information stealer to developers^[28].
Threat actors are abusing Microsoft Teams voice calls by impersonating IT support to distribute EtherRAT malware for initial access^[14].
Phishing campaigns are impersonating over 30 major brands in fake job interviews to steal Google account credentials from marketing professionals^[13].
Securonix has observed ‘Veil#Drop’ attacks leveraging compromised websites, Blogspot, PowerShell, and fileless techniques to deploy the PureLog information stealer^[25].

Trends, Tools, or Tactics of Interest

Device Code Phishing attacks are leveraging the OAuth 2.0 Device Authorization Grant on Microsoft websites to trick users, bypassing traditional URL-checking defenses^[1].
Researchers demonstrated ‘TrojPix’, a new technique for exfiltrating data from air-gapped systems by manipulating on-screen pixels to transmit information via video cable emissions^[10].
The first complete LLM-driven ransomware attack, dubbed JadePuffer, was reported, where an agentic threat actor exploited a Langflow flaw to steal data and encrypt systems^[20].
Researchers have uncovered prompt injection attacks embedding malicious prompts in websites to trick autonomous AI agents into making unauthorized cryptocurrency payments^[30].
Blogspot-hosted payloads and fileless malware delivery methods are being used in recent sophisticated attack frameworks^[25].
Ongoing discussion on the rapid pace of software development driven by AI and the associated lag in security integration and controls^[16].
The NetNut botnet disruption highlights the prevalence and risks of residential proxy networks built on compromised devices^[35].

Regulatory or Policy Developments Affecting the Security Industry

Vietnamese authorities arrested seven individuals allegedly responsible for operating HiAnime, a major anime piracy streaming service, prior to its shutdown in June^[15].
The Office of Professional Responsibility within ICE has opened over 100 cases investigating incidents of doxing and threats against ICE employees, reflecting increased scrutiny of online threats targeting government personnel^[21].

Sources

Max severity Adobe ColdFusion flaw now exploited in attacks - bleepingcomputer.com
6th July – Threat Intelligence Report - research.checkpoint.com
'BusySnake' Infostealer Slithers into Critical Infrastructure Networks - darkreading.com
Armored Likho APT Targeting Government, Electric Power Entities - securityweek.com
NetNut botnet takes a hit. Don’t be part of the next one. - malwarebytes.com
CERT/CC Warns of Hidden Admin Backdoor in Tenda Router Firmware - thehackernews.com
BeyondTrust Patches Critical Auth Bypass Flaws in Remote Support and PRA - thehackernews.com
BeyondTrust warns of critical flaws in remote access software - bleepingcomputer.com
16-Year-Old Linux KVM Flaw Lets Guest VMs Escape to Host on Intel and AMD x86 Systems - thehackernews.com
Threat Actors Probe Gitea Docker Flaw CVE-2026-20896 13 Days After Disclosure - thehackernews.com
CitrixBleed-ing Again? NetScaler Vulnerability Under Attack - darkreading.com
Proof-of-Concept Exploit Released for Linux ‘Bad Epoll’ Root Access Vulnerability - securityweek.com
Iran-Linked Hackers Use New Cavern C2 Framework to Target Israeli Organizations - thehackernews.com
Cavern Manticore: Exposing Iran-Linked Modular C2 Framework - research.checkpoint.com
Suspected China-Nexus Hackers Use Fake Indian Tax Filing Utility to Deploy DcRAT - thehackernews.com
North Korean Hackers Target Open Source Developers in Supply Chain Attacks - securityweek.com
Fake IT support calls on Microsoft Teams push EtherRAT malware - bleepingcomputer.com
Phishing poses as big-brand job interview to steal Google accounts - bleepingcomputer.com
Blogspot-Hosted Payloads Delivered in ‘Veil#Drop’ Attacks - securityweek.com
When checking the URL isn’t enough: a Device Code Phishing attack via a Microsoft website - securelist.com
New TrojPix Attack Leaks Data From Air-Gapped Systems via Video Cable Emissions - thehackernews.com
JadePuffer: The First Complete LLM-Driven Ransomware Attack - darkreading.com
Prompt Injection Attacks Trick AI Agents Into Making Crypto Payments - securityweek.com
Software Is Now Written at the Speed of Thought. Security Isn't. - bleepingcomputer.com
Vietnam arrests suspects behind HiAnime anime piracy service - bleepingcomputer.com
ICE’s Internal Watchdog Is Now Investigating Online Critics - wired.com