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The Shadowserver Foundation has revealed that over 900 Sangoma FreePBX instances still remain infected with web shells as part of attacks that exploited a command injection vulnerability starting in December 2025
Water Saci has upgraded its self-propagating malware to compromise banks and cryptocurrency exchanges by targeting enterprise users of the popular chat app.
Trend™ Research has identified an active campaign spreading via WhatsApp through a ZIP file attachment. When executed, the malware establishes persistence and hijacks the compromised WhatsApp account to send copies of itself to the victim’s contacts.
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 have lifted the lid on a previously undocumented threat cluster dubbed GhostRedirector that has managed to compromise at least 65 Windows servers primarily located in Brazil, Thailand, and Vietnam
Cybersecurity researchers have shed light on a new campaign targeting Brazilian users since the start of 2025 to infect users with a malicious extension for Chromium-based web browsers and siphon user authentication data
The threat actors behind the PixPirate Android banking trojan are leveraging a new trick to evade detection on compromised devices and harvest sensitive information from users in Brazil
An unknown cybercrime threat actor has been observed targeting Spanish- and Portuguese-speaking victims to compromise online banking accounts in Mexico, Peru, and Portugal