Ransomware has continued to play a dominant role in the 2021 threat landscape alongside the unravelling SolarWinds saga and the recent wave of ProxyLogon attacks to deploy webshells on vulnerable Microsoft Exchange Servers [1, 2]. Since the start of the year, Cyjax analysts have tracked a malicious spam (malspam) campaign and cybercriminal operation, dubbed WizardSpider …

WizardSpider using legitimate services as cloak of invisibility Read More »