Job seekers and recruiters should be vigilant for malicious emails and messages on LinkedIn, where TA4557 threat actors feign interest in a job, but their actual intent is to deliver a backdoor. TA4557, a skilled yet mysterious cybercriminal group, has been targeting recruiters with malware since October 2023, as revealed in the latest report from Proofpoint published on 12 December 2023.

Source: HackRead