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A Brazilian banking trojan called Ousaban is going after Windows users who bank in Spain and Portugal. Fortinet's FortiGuard Labs identified the campaign in May 2026
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
Hackers contacted employees at financial and healthcare organizations over Microsoft Teams to trick them into granting remote access through Quick Assist and deploy a new piece of malware called A0Backdoor. [...]
Ransomware attackers targeting a Fortune 100 company in the finance sector used a new malware strain, dubbed PDFSider, to deliver malicious payloads on Windows systems. [...]
Some coyotes hunt squirrels, this one hunts users' financial apps A new variant of the Coyote banking trojan abuses Microsoft's UI Automation (UIA), making it the first reported malware to use UIA for credential theft.…
Don’t trust mystery digits popping up in your search bar Scammers are hijacking the search results of people needing 24/7 support from Apple, Bank of America, Facebook, HP, Microsoft, Netflix, and PayPal in an attempt to trick victims into handing over personal or financial info, according to Malwarebytes senior director of research Jérôme Segura.…
User Panels and Command and Control Domains SeizedLaw enforcement and Microsoft struck a blow against malware used to steal login credentials and financial data, seizing the central command structure and thousands of online domains used to control the Lumma Stealer. Lumma first appeared on Russian-language speaking cybercriminal forums in 2022.
Cybersecurity researchers have discovered a new phishing campaign that's being used to distribute malware called Horabot targeting Windows users in Latin American countries like Mexico, Guatemala, Colombia, Peru, Chile, and Argentina
Also: France Temporarily Lifts Pavel Durov's Travel Ban Amid Telegram ProbeThis week, Paragon Solutions spread through WhatsApp, France suspended Pavel Durov's travel ban, Vapor malware hit 60M Android users, state-backed hackers exploit a Windows flaw, Western Alliance Bank exposed customers data, Apple fixed a passwords bug, and a sperm bank exposed customer information.
Microsoft has shed light on an ongoing phishing campaign that targeted the hospitality sector by impersonating online travel agency Booking.com using an increasingly popular social engineering technique called ClickFix to deliver credential-stealing malware
Phishers check in, your credentials check out, Microsoft warns An ongoing phishing campaign disguised as a Booking.com email casts keystroke and credential-stealing malware into hospitality employees' inboxes for financial fraud and theft, according to Microsoft Threat Intelligence.…
Brazilian Windows users are the target of a campaign that delivers a banking malware known as Coyote
Cryptocurrency exchange Binance is warning of an "ongoing" global threat that's targeting cryptocurrency users with clipper malware with the goal of facilitating financial fraud
Financial institutions in Latin America are being threatened by a banking trojan called Mekotio (aka Melcoz)
Brazilian banking institutions are the target of a new campaign that distributes a custom variant of the Windows-based AllaKore remote access trojan (RAT) called AllaSenha
Microsoft says Kim’s hermit nation is pivoting to latest tools as it evolves in cyberspace A brand-new cybercrime group that Microsoft ties to North Korea is tricking targets using fake job opportunities to launch malware and ransomware, all for financial gain.…
A newly disclosed security flaw in the Microsoft Defender SmartScreen has been exploited as a zero-day by an advanced persistent threat actor called Water Hydra (aka DarkCasino) targeting financial market traders
A coordinated law enforcement effort codenamed Operation Duck Hunt has felled QakBot, a notorious Windows malware family that's estimated to have compromised over 700,000 computers globally and facilitated financial fraud as well as ransomware
Users in Latin America (LATAM) are the target of a financial malware called JanelaRAT that's capable of capturing sensitive information from compromised Microsoft Windows systems
In yet another instance of how threat actors are abusing Google Ads to serve malware, a threat actor has been observed leveraging the technique to deliver a new Windows-based financial trojan and information stealer called LOBSHOT