ThreatsDay: CEO Phishing Kits, 5K Dropbox Account Hacks, OAuth Traps + 17 More Stories
The worst part is how normal these attacks look. A call from IT. A shared file.
'Breeze Comet' Tears Into Brazilian & Global Financial Systems
Brazil's most sophisticated threat group is making light work of the country's financial systems, putting money directly into its own pocket.
Attackers Turn Trusted Node.js Runtime Into Malware Delivery Tool in Targeted Attacks
Threat actors are leveraging the trusted Node.js JavaScript runtime in multiple cyber attacks as a way to deploy malicious payloads. According to a new report published by the Symantec Threat Hunter Team today, the attack method has been put to use in attacks targeting government departments, technology companies, and hotels since February 2026. "The technique's appeal is that…
Hackers push malicious Virtualizor update in BGP hijacking attack
Hackers delivered malicious updates to the Virtualizor VPS management software after hijacking BGP routing for its update infrastructure and redirecting update requests to malicious servers. [...]
Iranian Hackers Pose as Recruiters to Deliver Cross-Platform RATs Through Coding Tests
The Iranian Nimbus Manticore hacking group has been attributed to two previously undocumented malware families that highlight the continued evolution of its toolset and likely expand its targeting footprint to infect Linux and Apple macOS systems using cross-platform remote access trojans (RATs) developed using Node.js and JavaScript. Russian cybersecurity company Kaspersky is…
Threat Actors Don’t Want Better Attacks. They Want Repeatable Ones
The most common way into a company last year was to ask. A web page tells the visitor to prove they are not a robot. While they read the instructions, it quietly places a command on their clipboard.
Five Venezuelans plead guilty to ATM jackpotting attacks in US
Five Venezuelan nationals pleaded guilty to attempting to empty automated teller machines (ATMs) using malware in a series of ATM jackpotting attacks. [...]
Anthropic Users Hit by Infostealer Attacks, Session Thefts
A threat actor used a variety of infostealers to collect session information and access Claude accounts belonging to an unknown number of users.
North Korean Job Fraud Expands Beyond IT Into Healthcare and Sales
Threat actors with ties to the Democratic People's Republic of Korea (aka DPRK or North Korea) have been observed seeking job opportunities beyond the information technology (IT) sector, with recent investigations identifying suspected workers employed in sales and marketing and the medical profession. The ongoing insider threat is part of what has been described as the IT…
Chrome Web Store extensions caught stealing crypto, browser data
Multiple extensions for Google Chrome and Microsoft Edge delivered a malware framework that deployed modules to steal cryptocurrency, sensitive data, and browser history, as well as inject ClickFix lures. [...]
Key Reasons Why Identity Fabric Matters in 2026
An Identity Fabric knits fragmented identity systems into a coherent layer that observes how identities behave across applications, APIs, and infrastructure. As enterprise access spans more cloud services and automated workloads, identity security depends less on static configuration and more on runtime visibility. This article covers the architecture, the risks of unmanaged…
GoCaracal Malware Uses Ethereum Smart Contract to Fetch Replacement C2 Address
Threat actors linked by Arctic Wolf to Dark Caracal with medium confidence deployed a previously undocumented Go-based malware framework, GoCaracal, during a June 2026 intrusion at an unnamed communications organization in Venezuela. GoCaracal provides operators with remote shell access and payload execution, while the extended profile adds browser data theft, keylogging,…
FBI Disrupts China-Linked QTFY Infrastructure Used to Steal Data From U.S. Organizations
The U.S. Department of Justice (DoJ) on Wednesday announced the disruption of two hacking platforms named QScan and QTRouter operated by Chinese threat actors to target critical infrastructure and other sensitive networks in the country. The activity has been attributed to a Chinese state-sponsored group known as QTFY, employed by Nanjing Xinjiuwei Network Technology Company…
Hackers abuse npm mirrors to host phishing redirect pages
Threat actors are abusing npm and its mirrors to host malicious HTML pages that impersonate Cloudflare CAPTCHAs to redirect visitors to attacker-controlled websites. [...]
Massive DDoS attack disrupts Norway’s government digital services
A large distributed denial-of-service (DDoS) attack has disrupted Norway's shared government digital infrastructure since Monday, affecting services used by the public sector. [...]
ToxicPanda Banking Trojan Matures Into Enterprise Threat
The latest version of the Android malware has new features that expand its global reach and put more than users' financial applications at risk.
ToxicPanda Android malware uses VPN permissions to block Google Play
The ToxicPanda Android malware has evolved with new malicious functionality, expanding its targeting to 349 applications and adding support for 167 remote commands. [...]
Hackers abuse FTP server banners to deliver new Windows malware
Threat actors are abusing FTP banners to hide commands that deliver two previously undocumented remote access trojans named E4del and PINHOLE. [...]
Suspected Russian Hackers Abuse Google OAuth and WhatsApp Linking to Hijack Accounts
Three distinct suspected Russian cyber espionage threat clusters have been observed leveraging legitimate authentication flows to single out individuals working in academia, aerospace and defense, governments, and think tanks across Europe, as well as academia and think tanks within the U.S. These clusters include UNC6293, UNC7005, and UNC5976. "These clusters engage in…
Zombie Card Attack Can Revive Expired Visa Cards for Contactless Payments
Researchers at the University of Massachusetts Amherst have demonstrated an attack that revives expired Visa contactless credit cards for real in-store purchases by rewriting the expiration date a point-of-sale (POS) terminal reads over near-field communication (NFC), without breaking any of the card's cryptography. The attack, which the researchers named "Zombie Card,"…
New Manic Android malware can exfiltrate data through nearby devices
A new Android malware named Manic targeting users in multiple European countries has a fallback data exfiltration mechanism that uses nearby infected devices. [...]
StopAndProtect Uses Nearly 2,000 Hacked WordPress Sites to Spread Malware and Steal Data
Cybersecurity researchers have flagged a global cybercrime operation that abuses thousands of hacked WordPress websites as infrastructure to disseminate malware, commandeer infected hosts, store stolen documents, screenshots, and activity logs created to track the status of the activity. "The operation doesn't rely on a single piece of malware, but on a whole toolkit of…
Your Controls Block Known Attacks. What About the Behavior?
Security controls can block a familiar attack method while missing quieter ways to achieve the same objective. Picus Security's Blue Report 2026 shows how prevention rates can vary dramatically by technique and why behavioral testing is needed to uncover those gaps. [...]
Silent 'TwinLoot' Cyber Threat Operates Entirely From Microsoft's Cloud
The Python-based malware framework takes living-off-the-land tactics to a new heights of stealth, with a modular implant that steals credentials and achieves persistence.
Trump Memo Paves Way for U.S. Firms to Hack and Disrupt Foreign Crime Groups
A new White House memo signed by U.S. President Donald Trump has instructed the National Coordination Center (NCC) to establish a program that would allow private sector companies to take advantage of their "innovative capabilities" to break into foreign Transnational Criminal Organizations (TCOs) and disrupt them. "By partnering with vetted United States companies subject to…
China-Linked Jewelbug Uses XG-Web for Government Espionage and Crypto Fraud
The China-linked threat actor known as Jewelbug has been observed carrying out cyber espionage operations targeting governments and militaries, while simultaneously engaging in cryptocurrency fraud. "Both missions are administered from a single control panel, XG-Web, a browser-centric remote-access and information-stealing framework that turns a victim's browser into a full…
WindRelay Android Malware Turns Victims' Phones Into NFC Relays for Payment Fraud
A previously unseen Android near field communication (NFC) relay malware family dubbed WindRelay is being deployed in conjunction with a known remote access trojan (RAT) called SpyNote as part of a contactless payment fraud scheme. The purpose-built malware, according to Group-IB, is designed to capture live card data via NFC and transmit it to fraudsters in real time. It was…
'Jewelbug' APT Balances State Espionage & Cryptocurrency Theft
Researchers discovered hackers-for-hire performing cyber espionage and financially motivated heists from the same Web panel.
Android malware combo takes out loans and relays victims' credit cards
A new Android NFC relay malware called WindRelay is being used alongside the SpyNote remote administration tool (RAT) to steal live card data and send it to attackers in real time. [...]
Enterprise Defenses Recovered at the Edge and Collapsed Inside
Enterprise defenses are tuned to catch the attacks that make noise. This year's data shows attackers winning by making none. According to Picus Labs' new Blue Report 2026, which measured more than 338 million real attack simulations across actual client production environments in the first half of 2026, defenses are having one of their strongest years yet.
Zoom Annotation Flaws Could Let a Meeting Participant Hijack Another Attendee's Client
Anyone sharing their screen on a Zoom call could have taken over the computers of everyone watching, and anyone watching could have taken over the presenter's. The flaw sat in the annotation tool, the feature that lets participants draw and type on a shared screen, and it asked nothing of the victim beyond being in the meeting. No click, no download, no prompt, and nothing on…
A Malicious SIM Card Can Run Attacker Code Inside the Modems Behind Cellular IoT Devices
A malicious SIM card can order the device it sits in to run commands of the attacker's choosing. On the cellular modules built into electric-vehicle chargers, industrial routers, and car telematics units, that is enough to take the whole device over. Researchers at the University of Birmingham and the security firm Fuzzware tested 26 phones and cellular modules for the…
Researchers Built a Fake Crypto Startup and Hired Three Suspected North Korean IT Workers
Security researchers invented a cryptocurrency startup, advertised developer jobs, and hired three people they believe were North Korean operatives. Every virtual machine the company issued was recording. The onboarding paperwork is the part hiring teams can use.
New Jersey, Alabama Join States Targeted in Water Cyberattacks
Hackers linked to Iran targeted industrial control systems (ICS) at water facilities in at least a dozen US states. The post New Jersey, Alabama Join States Targeted in Water Cyberattacks appeared first on SecurityWeek .
Corporate Data Stolen in Levi Strauss Cyberattack
Using social engineering, a threat actor accessed the computers of three employees and exfiltrated data from them. The post Corporate Data Stolen in Levi Strauss Cyberattack appeared first on SecurityWeek .
Atlassian Rovo Can Be Tricked Into Sending Jira and Confluence Data to Attackers
Attacker-controlled instructions can make Atlassian's Rovo assistant collect Jira or Confluence data that a signed-in user can access, then send it to an outside server. Two security firms found that behavior independently, by different routes. Only one of those routes is confirmed closed.
UNC6671 Vishing Attacks Target Personal Phones to Steal SaaS Data
A recent wave of cyber attacks targeting financial services, private equity, and professional services has been attributed to a data extortion group known as UNC6671. "UNC6671 continues to rely on voice phishing (vishing) to target enterprise employees, posing as IT help desk staff facilitating mandatory, urgent security migrations. Significantly, the threat actor often…
North Carolina Ports confirms cyberattack disrupting operations
The North Carolina Ports Authority has confirmed that a cyberattack disrupted IT systems and slowed operations at Port of Wilmington, Port of Morehead City, and Charlotte Inland Port. [...]
New NatJack Attacks Hijack TCP Sessions and Spoof DNS by Manipulating NAT Tables
Security researcher Malcolm Stagg has disclosed a new attack class called NatJack that manipulates network address translation (NAT) connection state to hijack active TCP sessions, spoof DNS responses, expose mapped ports, and exhaust NAT tables. Presented at Black Hat USA 2026, the research found affected behavior across independently developed implementations,…
Canadian Man Pleads Guilty in Snowflake Extortions
A 26-year-old Canadian man once described as one of the most consequential cybercrime threat actors of 2024 has pleaded guilty to computer fraud and conspiracy to hack and extort more than 165 organizations that used the cloud data storage provider Snowflake. Connor Riley Moucka, of Kitchener, Ontario, also admitted to stealing call and text history records of more than 100…
Canadian pleads guilty to Snowflake cloud data-theft attacks
A Canadian man pleaded guilty today to his role in accessing company accounts at cloud storage provider Snowflake and stealing data from at least 165 organizations in a scheme to extort millions of dollars from victims. [...]
Critical Gitea Flaw Let Unauthenticated Attackers Read Server Files via Org-Mode Markup
An unauthenticated attacker can read any file the service account can access on Gitea, the self-hosted Git platform, in versions 1.22.1 through 1.27.0. No login, no repository write access. A public repository and crafted Org-mode markup are enough.
Open VSX Removes 77 Malicious Evil Twin Extensions Exfiltrating Developer Data
A cluster of 77 extensions on the Open VSX marketplace has been found to impersonate legitimate developer tools while transmitting information about the systems and development environments on which they were installed. The "evil twin" extensions were uploaded to the repository between July 26 and August 1, 2026, according to Manifold Security. The packages have been removed…
DOUBLECUP Uses ClickFix and Cached PNGs to Deliver CountLoader and DeviceManager RAT
A new Russian loader-as-a-service (LaaS) codenamed DOUBLECUP has been using ClickFix lures as a way to stage malware-laced PNG images in victims' browser cache and ultimately deliver CountLoader and a previously undocumented remote access trojan called DeviceManager. "The first stage drops a steganographic PNG image into the browser's cache, retrieves its hidden content, and…
Device Code Phishing Up 1,500% in 2026; Vishing Doubles
Newer social engineering techniques help attackers ignore entrenched security controls and limit the evidence they leave behind.
New DOUBLECUP ClickFix service hides malware in browser cache images
A new Russian loader-as-a-service named DOUBLECUP uses ClickFix attacks to hide malicious code in PNG images cached by victims' browsers, ultimately delivering CountLoader to Windows and macOS devices and a new remote access trojan named DeviceManager to Windows systems. [...]
Fake Roblox Xeno script launcher pushes infostealer, RAT malware
Fake Xeno Executor installers are infecting unsuspecting Roblox players with malware that provides remote access and steals sensitive information. [...]
Hackers Poison Adform Script to Swap Crypto Wallet Addresses Across Customer Sites
Attackers modified a JavaScript file served by advertising technology company Adform, turning it into a browser-side tool that rewrites cryptocurrency wallet addresses. Adform detected the incident on July 27, 2026, removed the malicious code, notified affected clients, and reported it to authorities. Anyone who visited a site carrying the affected script on July 27 and copied…
Arch Linux disables AUR package adoption to stop malware flood
The Arch Linux project has temporarily disabled adoption of Arch User Repository (AUR) packages after a surge in malicious takeovers of existing packages. [...]
Minnesota Water Utility Attacks Expose Sector's Cyber-Risks
A likely Iran-backed actor targeted more than 30 community water systems in Minnesota in a sobering reminder of rising threats to US critical infrastructure.
VMware fixes three critical flaws allowing auth bypass, VM escapes
Broadcom has released security updates to fix five vulnerabilities in VMware vCenter, ESX, Workstation, and Fusion, including three critical flaws that allow attackers to bypass authentication, execute arbitrary code, or escape from a virtual machine to the host. [...]
73% of Organizations Say They Are Not Fully Ready for a Major Cyberattack
Most organizations have incident response plans, security tools, and technical teams in place. Yet new research suggests that many still lack the coordination, visibility, and executive alignment needed to withstand a serious cyberattack. According to The State of Incident Response Readiness 2026, based on a survey of 600 senior IT security decision makers conducted by Vanson…
'Confused Deputy' Flaws Persist in Google Cloud, Microsoft Azure
This category of vulnerabilities allows an attacker to easily acquire administrative level permissions and bypass cloud providers' access controls.
Why Resetting Passwords No Longer Stops Attackers
As attackers shift from password theft to session and token theft to bypass multifactor authentication controls, organizations must move beyond login security and protect authenticated sessions.
Cruciferra Crypter Uses BYOVD and Process Ghosting to Hide Windows Malware
The China-linked cybercrime group behind the use of income tax-related phishing lures targeting Indian taxpayers, tax professionals, and corporate finance teams has been observed using a sophisticated crypter service called Cruciferra. According to a new analysis by Proofpoint, Cruciferra has been utilized by various unrelated cybercriminal threat clusters to deliver a wide…
Steam forum ClickFix attacks infect gamers with XMRig cryptominers
Steam discussion forums are being abused in ClickFix attacks that pretend to be fixes for game and computer problems but actually infect devices with cryptominers. [...]
CISOs vs. Boards: Myth or Misunderstanding?
Escalating threats are forcing boards to prioritize security, but communication gaps persist. Boards and security teams each say they need more support to bridge the divide.
Golden Chickens Resurfaces With Four New Malware Families and Modular Implants
The threat actors behind the Golden Chickens malware-as-a-service (MaaS) ecosystem have resurfaced with four new malware families, indicating that the operators are showing no signs of stopping despite extensive public disclosures into their inner workings. The malware families in question are: TinyEgg, ChonkyChicken, a modularized variant of ChonkyChicken, and a modified web…
How Synthetic Identity Fraud is Coming for Machine Identities
Most people understand identity theft as an attacker stealing a real person's sensitive information and impersonating them. Synthetic identity fraud is much harder to catch. Instead of stealing a real identity, the attacker manufactures a new one, frankensteining together several real data points with fabricated ones to create a person who doesn't exist.
Brazilian Banking Trojan Actively Spreading in Portugal
Portuguese businesses operate in the same native language as Brazilian hackers, making those businesses easy targets.
Upbound says hack caused $13 million in fraudulent Acima leases
The Upbound Group fintech company disclosed that threat actors who stole data from its systems leveraged it to create $13 million in Acima leases. [...]
Police dismantle Kratos phishing platform, arrest developer
Authorities in Germany and the U.S. dismantled the central infrastructure of Kratos, a phishing-as-a-service (PhaaS) platform with global reach, and its developer was arrested in Indonesia. [...]
Attackers Combo Up Evasion Tactics for BEC Phishing
"The TFF Trap" uses fileless techniques and loaders with low detection rates to deploy various RATs and stealers, including Agent Tesla, Remcos, XWorm, and Best Private Logger.
Hackers abuse ViPNet software to target Russian govt agencies
An advanced threat actor is abusing the update mechanism for the ViPNet private networking product suite to target Russian organizations, including government agencies. [...]
Microsoft warns of surge in ACR Stealer attacks on customers
Microsoft has observed a surge in attacks using the ACR Stealer malware to steal browser-stored passwords, authentication tokens, and sensitive documents from its enterprise customers. [...]
New OkoBot framework deploys 20 payloads to steal data, crypto
A new malicious framework called OkoBot is delivering more than 20 payloads in attacks focused on stealing cryptocurrency wallet seed phrases, credentials, and other sensitive data. [...]
New ClickLock macOS Stealer Kills Apps Every 210ms Until Victims Type Their Password
ClickLock Stealer, a new macOS infostealer, answers a victim's refusal by killing their apps on a loop until they hand over the login password. It arrives as a command pasted into Terminal, asks for the password behind a fake system dialog, and when the victim cancels, installs two LaunchAgents and quietly exits. At the next login, Finder, the Dock, Spotlight, Terminal,…
Russian hackers trojanize WebEx, Zoom apps to push Starland malware
A financially motivated Russian threat actor tracked as UAT-11795 is using trojanized software to steal credentials and cryptocurrency by deploying a new backdoor called Starland RAT. [...]
Cribl Adds Agentic Detection Engineering & Boosts SecOps With CardinalOps Deal
CardinalOps will give Cribl customers the ability to map detection rules and security controls to the MITRE ATT&CK framework. SecOps teams can identify coverage gaps and operationalize threat intelligence.
6 GHz Wi-Fi Flaws Could Disrupt Critical Systems
Automated Frequency Coordination systems by default trust client-side data, which could lead to location spoofing and other attacks that disrupt traffic.
Hackers backdoor Jscrambler npm package with infostealer malware
The Jscrambler client-side web security company disclosed that a threat actor published a malicious version of its npm package that has been downloaded almost 1,500 times. [...]
Google and Microsoft Pull ModHeader With 1.6 Million Installs After Dormant Collector Found
Google and Microsoft have pulled ModHeader, a popular header-editing extension with roughly 1.6 million installs across Chrome and Edge, after researchers found a hidden browsing-history collector built into its official store version. The collector was dormant. An empty allow-list kept it switched off, and no proof has emerged that it ever gathered or sent a single browsing…
GigaWiper Lets Threat Actors Choose Their Own Destructive Attack
A modular implant borrows from various malware families to combine both backdoor and wiper activities to maximize impact and minimize operational output.
EU sanctions Russian GRU military hackers over cyberattacks
The European Union and the United Kingdom jointly sanctioned dozens of Russian individuals and entities and accused Russia of coordinating a network of hacking groups responsible for attacks across Europe. [...]
Progress Prompts ShareFile Storage Zone Controller Shutdown Amid Security Concerns
The company notified customers to manually shut down their servers while it is investigating a credible threat. The post Progress Prompts ShareFile Storage Zone Controller Shutdown Amid Security Concerns appeared first on SecurityWeek .
New U-Boot flaws could enable stealthy firmware attacks
Six vulnerabilities in the widely used U-Boot bootloader have been discovered that could allow attackers to execute malicious code during device boot, potentially enabling stealthy firmware attacks that compromise security protections and install persistent malware. [...]
URGENT - Progress Tells ShareFile Customers to Shut Down Storage Zone Controllers Over Security Threat
Progress Software has told ShareFile customers to shut down the Windows servers running their Storage Zone Controllers, confirming to The Hacker News that it is responding to a "credible external security threat." The company has temporarily disabled access to the affected accounts, a step it says it took "out of an abundance of caution" while it works with internal and…
Six New U-Boot Flaws Could Let Malicious Images Crash Devices or Run Code at Boot
Researchers at firmware security firm Binarly have found six new flaws in U-Boot, the small program that starts up hardware as varied as home routers, smart cameras, and the management chips inside data-center servers. Four of the bugs can crash a device. The other two could let an attacker who slips a malicious image in front of the bootloader run their own code,…
From 17,000 to 1.1 Million Assets: How Lumen Technologies Rebuilt Exposure Management at Scale
Most enterprises assume their asset inventory is close enough to accurate. The evidence suggests otherwise. According to a survey of over 600 security leaders in the 2026 Axonius Actionability Report, only 45% of organizations consolidate their asset and exposure data into a single view, and every downstream security program inherits whatever the inventory gets wrong.
New Helix vishing group emerges in SharePoint data theft attacks
A new data-extortion group called Helix is using identity-focused tactics such as voice phishing (vishing), device code phishing, and multi-factor authentication (MFA) abuse to steal data from SharePoint environments. [...]