North Korean-linked hackers use malicious QR codes (quishing) to steal credentials and session tokens, bypass multi-factor authentication, and maintain access to targeted organizations.
FBI Warns North Korean Hackers Using Malicious QR Codes in Spear-Phishing
North Korean-affiliated Kimsuky uses malicious QR codes (quishing) in targeted spear-phishing to move victims to less-secure mobile devices and bypass defenses.