131 Chrome Extensions Caught Hijacking WhatsApp Web for Massive Spam Campaign

Cybersecurity researchers have uncovered a coordinated campaign that leveraged 131 rebranded clones of a WhatsApp Web automation extension for Google Chrome to spam Brazilian users at scale. The 131 spamware extensions share the same codebase, design patterns, and infrastructure, according to...

Self-Propagating Malware Spreading Via WhatsApp, Targets Brazilian Users

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...

New Coyote Malware Variant Exploits Windows UI Automation to Steal Banking Credentials

The Windows banking trojan known as Coyote has become the first known malware strain to exploit the Windows accessibility framework calledUI AutomationUIA to harvest sensitive information. "The new Coyote variant is targeting Brazilian users, and uses UIA to extract credentials linked to 75 banki...

Grandoreiro Banking Trojan Hits Brazil as Smishing Scams Surge in Pakistan

Pakistan has become the latest target of a threat actor called the Smishing Triad, marking the first expansion of its footprint beyond the E.U., Saudi Arabia, the U.A.E., and the U.S. "The group's latest tactic involves sending malicious messages on behalf of Pakistan Post to customers of mobile...

CarnavalHeist: New Banking Trojan Targets Brazilian Users

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PixPirate Android Banking Trojan Using New Evasion Tactic to Target Brazilian Users

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. The approach allows it to hide the malicious app's icon from the home screen of the victim's device, IBM said ...

Metamorfo Targets Brazilian Users with Banking Trojans

A recent spate of financial malware campaigns targeting Brazilian companies, collectively dubbed Metamorfo, uses “spray and pray” spam tactics to ensnare their victims. Across the various offensives, the bad actors are abusing legitimate, signed binaries to load the malicious code. As the name...

Metamorfo Campaigns Targeting Brazilian Users

FireEye Labs recently identified several widespread malspam malware spam campaigns targeting Brazilian companies with the goal of delivering banking Trojans. We are referring to these campaigns as Metamorfo. Across the stages of these campaigns, we have observed the use of several tactics and...