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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
FortiGuard says the Brazilian banking trojan Ousaban is targeting Spain and Portugal via phishing
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
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.
GhostRedirector Compromising Windows Servers in Brazil, Thailand and VietnamA suspected Chinese cybercrime group is deploying custom malware to compromise Windows servers in Brazil, Thailand, Portugal and Vietnam as part of search engine optimization fraud to promote gambling websites.
Cybersecurity researchers are warning of a new campaign that's targeting Portuguese-speaking users in Brazil with trial versions of commercial remote monitoring and management (RMM) software since January 2025
A previously undocumented malware called SambaSpy is exclusively targeting users in Italy via a phishing campaign orchestrated by a suspected Brazilian Portuguese-speaking threat actor
Financial institutions in Latin America are being threatened by a banking trojan called Mekotio (aka Melcoz)
The threat actor known as TA558 has been attributed to a new massive phishing campaign that targets a wide range of sectors in Latin America with the goal of deploying Venom RAT
An unknown cybercrime threat actor has been observed targeting Spanish- and Portuguese-speaking victims to compromise online banking accounts in Mexico, Peru, and Portugal
A campaign against customers of Portuguese banks uses a capable financial malware strain dubbed PeepingTitle, written in the Delphi programming language.
A Brazilian threat actor is targeting Portuguese financial institutions with information-stealing malware as part of a long-running campaign that commenced in 2021
A Brazilian hacking group has been targeting thirty Portuguese government and private financial institutions since 2021 in a malicious campaign called 'Operation Magalenha.' [...]
French, Spanish, Portuguese and Brazilian cops take action
Hitting big targets, untouchable, technically proficient. Who will it inspire next? Analysis The Lapsus$ cyber-crime gang, believed to be based in Brazil, until recently was best known for attacks on that country's Ministry of Health and Portuguese media outlets SIC Noticias and Expresso.…