Since November 2023, Microsoft has observed a distinct subset of Mint Sandstorm (PHOSPHORUS) targeting high-profile individuals working on Middle Eastern affairs at universities and research organizations in Belgium, France, Gaza, Israel, the United Kingdom, and the United States. In this campaign, Mint Sandstorm used bespoke phishing lures in an attempt to socially engineer targets into downloading malicious files. In a handful of cases, Microsoft observed new post-intrusion tradecraft including the use of a new, custom backdoor called MediaPl.
🔗 https://www.microsoft.com/en-us/security/blog/2024/01/17/new-ttps-observed-in-mint-sandstorm-campaign-targeting-high-profile-individuals-at-universities-and-research-orgs/
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