Proofpoint uncovered a massive malspam campaign leveraging emails delivering weaponized PDF documents containing malicious SettingContent-ms files. Security experts from Proofpoint have uncovered a massive malspam campaign, crooks sent hundreds of thousands of emails delivering weaponized PDF documents containing malicious SettingContent-ms files. Experts attributed the malspam campaign to the cybercriminal group tracked as TA505, the attackers […]