ransomware attack targets Windows system administrators by using Google advertisements to promote fraudulent download sites for Putty and WinSCP.
According to a recent Rapid7 report, a search engine campaign featured adverts for fake Putty and WinSCP websites when users searched for download winscp or download putty
https://www.rapid7.com/blog/post/2024/05/13/ongoing-malvertising-campaign-leads-to-ransomware/
Beginning in early March 2024, Rapid7 observed the distribution of trojanized installers for the open source utilities WinSCP and PuTTy