Vietnamese Cybercriminals Exploit Malvertising to Target Facebook Business Accounts

Cybercriminals associated with the Vietnamese cybercrime ecosystem are exploiting social media platforms, including Meta-owned Facebook, as a means to distribute malware. 

According to Mohammad Kazem Hassan Nejad, a researcher from WithSecure, malicious actors have been utilizing deceptive ads to target victims with various scams and malvertising schemes. This tactic has become even more lucrative with businesses increasingly using social media for advertising, providing attackers with a new type of attack vector – hijacking business accounts.

Over the past year, cyber attacks against Meta Business and Facebook accounts have gained popularity, primarily driven by activity clusters like Ducktail and NodeStealer, known for targeting businesses and individuals operating on Facebook. 

Social engineering plays a crucial role in gaining unauthorized access to user accounts, with victims being approached through platforms such as Facebook, LinkedIn, WhatsApp, and freelance job portals like Upwork. Search engine poisoning is another method employed to promote fake software, including CapCut, Notepad++, OpenAI ChatGPT, Google Bard, and Meta Threads.

Common tactics among these cybercrime groups include the misuse of URL shorteners, the use of Telegram for command-and-control (C2), and legitimate cloud ser

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