Latest cybersecurity reporting from selected sources.

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

Latin America and Europe become the target of two banking trojan campaigns that are designed to infect Windows and Android devices with Grandoreiro and BTMOB malware, respectively

Threat hunters have flagged a previously undocumented Brazilian banking trojan dubbed TCLBANKER that's capable of targeting 59 banking, fintech, and cryptocurrency platforms

A multi-pronged phishing campaign is targeting Spanish-speaking users in organizations across Latin America and Europe to deliver Windows banking trojans like Casbaneiro (aka Metamorfo) via another malware called Horabot

The latest banking Trojan campaign to hit Brazil combines classic malware with a real-time human operator, waiting for the perfect moment to strike.

Cybersecurity researchers have disclosed details of a new banking malware targeting Brazilian users that's written in Rust, marking a significant departure from other known Delphi-based malware families associated with the Latin American cybercrime ecosystem

Cybersecurity researchers have disclosed details of a new campaign that uses WhatsApp as a distribution vector for a Windows banking trojan called Astaroth in attacks targeting Brazil

The infostealer specifically targets Brazilian Portuguese speakers and combines malware designed to phish banking credentials and steal data, a worm, and some uniquely Brazilian quirks.

South America's largest country is notorious for banking malware attacks; Maverick self-terminates if its targeted user is based outside Brazil.

Threat hunters have uncovered similarities between a banking malware called Coyote and a newly disclosed malicious program dubbed Maverick that has been propagated via WhatsApp

Cybersecurity researchers have disclosed a new Android trojan called PhantomCard that abuses near-field communication (NFC) to conduct relay attacks for facilitating fraudulent transactions in attacks targeting banking customers in Brazil

Brazil-Targeting Malware Exploits Windows UIA to Evade DetectionA banking Trojan long confined to Brazil has become the first known malware to exploit Microsoft's UI Automation framework to extract credentials, signaling a new tactic that may evade conventional detection. Akamai's findings point to a growing trend of attackers using legitimate system features.

It's the first known instance of malware that abuses the UIA framework and has enabled dozens of attacks against banks and crypto exchanges in Brazil.

The Windows banking trojan known as Coyote has become the first known malware strain to exploit the Windows accessibility framework called UI Automation (UIA) to harvest sensitive information

Brazilian Windows users are the target of a campaign that delivers a banking malware known as Coyote

A new spear-phishing campaign targeting Brazil has been found delivering a banking malware called Astaroth (aka Guildma) by making use of obfuscated JavaScript to slip past security guardrails

Trend Micro researchers have uncovered a surge of malicious activities involving a threat actor group that we track as Water Makara. This group is targeting enterprises in Brazil, deploying banking malware using obfuscated JavaScript to slip past security defenses.

Mobile users in Brazil are the target of a new malware campaign that delivers a new Android banking trojan named Rocinante

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