Everest Ransomware Group Allegedly Claims to Have Breached McDonald’s India
ID: 13ccf6e9-6a26-54c0-9f1c-c91bef16f187
STIX ID: report--13ccf6e9-6a26-54c0-9f1c-c91bef16f187
Feed Name: cybersecurityNews.com
Threat Score
**Executive summary:** The Everest ransomware group claims to have exfiltrated 861 GB of internal documents and customer personal data from McDonald’s India and posted details to its dark web leak site on 20 January 2026, threatening public release if the company does not respond; Everest is characterized as a Russian-speaking extortion-focused operation with prior large victims.
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