Whilst Microsoft is fixing the embedded files feature in OneNote I decided to abuse a whole other feature. Embedded URLs. Turns out this is something they may also have to fix.
In July 2020, NVISO detected a set of malicious Excel documents, also known as “maldocs”, that deliver malware through VBA-activated spreadsheets. While the malicious VBA code and the dropped payloads were something we had seen before, it was the specific way in which the Excel documents themselves were created that caught our attention. The creators … Continue reading Epic Manchego – atypical maldoc delivery brings flurry of infostealers