Proofpoint Discovers Potentially Dangerous Microsoft Office 365 Functionality that can Ransom Files Stored on SharePoint and OneDrive

A Proof-of-Concept (PoC) devised by Proofpoint researchers demonstrates that ransomware actors can abuse the document versioning settings in OneDrive and SharePoint Online services to encrypt files. More https://www.proofpoint.com/us/blog/cloud-security/proofpoint-discovers-potentially-dangerous-microsoft-office-365-functionality

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The BlackCat ransomware group started leaking individual victim websites on the public internet

The BlackCat ransomware group started leaking individual victim websites on the public internet, for the data to be searchable by the victims’ employees and customers. More info https://krebsonsecurity.com/2022/06/ransomware-group-debuts-searchable-victim-data/

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