Malware Authors Create Malicious Excel Documents Using the .NET library to Bypass Security Checks

Malware Authors Create Malicious Excel Documents Using the .NET library to Bypass Security Checks

Malware authors use a new technique that lets them create macro-laden Excel workbooks without using Microsoft Office. Security researchers from NVISO detected the malicious Excel documents that deliver malware through VBA-activated spreadsheets. The campaign appears to be run by a single threat actor, based on the limited number of samples available. Malicious Excel Documents According […]

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