UNC1151, also known as Ghostwriter and UAC-0057, is a Belarus-aligned threat actor that conducted spear-phishing campaigns targeting Ukrainian government organizations, delivering the OYSTERBLUES information stealer.
UNC1151, also known as Ghostwriter and UAC-0057, is a Belarus-aligned threat actor that conducted spear-phishing campaigns targeting Ukrainian government organizations, delivering the OYSTERBLUES information stealer.