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Fake "Windows 10 Free Upgrade" emails deliver ransomware


Help Net Security - (International) Security researchers from Cisco's Talos Group discovered a ransomware campaign in which attackers purporting to be from Microsoft send victims emails with a fake Windows 10 installer attached that is actually a variant of the CTB-Locker crypto-malware.


Note: This news synopsis is taken from the DHS Daily Open Source Infrastructure Report, a daily [Monday through Friday, except US Federal holidays] summary of open-source published information concerning significant critical infrastructure issues; a 10-day archive of the DOSIR can be found at:

Last Updated: 27 May 2016 10:24:53