Recently, our team exposed sophisticated scam kits designed to steal sensitive data and trick consumers. But underground marketplaces are not just for malware and stolen passwords. They also offer services designed to manipulate your opinion of the products and services you buy every day. In our latest research, we examined cybercrime forums where sellers advertise illicit “reputation management” services. For the right price, these underground operators offer to flood a product with glowing,…
Written by: Christopher Romano, Codi Starks, Garrett Mahoney, John Wolfram, Josh Murchie, K Singh, Mathew Potaczek, Mike Lombardi, Rik Dolfing Introduction Mandiant responded to multiple incidents in 2026 in which threat actors hijacked enterprise access to Large Language Models (LLMs), a tactic known as "LLMJacking." Spanning a variety of cloud and LLM providers, these intrusions impacted organizations in North America, South America, and Asia Pacific across the financial services, retail,…
Unit 42 explores key peak shopping season retail cyber threats, from ransomware to AI attacks, and shares how to defend operations and customer trust. The post Unwrapping Retail Peak Season Cyber Threats appeared first on Unit 42.
Two Chicago customers say robots delivering their groceries and takeout scanned their faces and hands without consent, stored the data alongside their names and addresses, and used the recordings to train AI. Their separate lawsuits accuse delivery robot operators Coco Robotics and Serve Robotics of violating Illinois’ biometric privacy law. Both companies dispute the claims. The plaintiffs filed the cases in the Circuit Court of Cook County, Illinois, alleging that the robots used their…
A financially motivated threat actor is using open-source AI agent frameworks to attack hundreds of online retailers at scale, stealing more than 600,000 credit card records. [...]
Introduction Beginning in 2024 Mandiant investigated a string of compromises affecting Brazilian financial services, retail, and eCommerce organizations. Google Threat Intelligence Group (GTIG) tracks this activity as BREEZE COMET (formerly UNC5669), a financially motivated threat actor specializing in manipulating payment systems and banking software in Brazil to conduct fraudulent transfers. This activity overlaps with operations publicly reported as Plump Spider and SHADOW-AETHER-064. In…