Emotet becomes most common malware family in Q1 2022

The HP Wolf Security threat research team has identified a 27-fold increase in detections resulting from Emotet malicious spam campaigns in Q1 2022, compared to Q4 2021 — when Emotet first made its reappearance.  Once described by the Cybersecurity and Infrastructure Security Agency as one of the most destructive and costly malware to remediate, Emotet has bolted up 36 places to become the most common malware family detected this quarter (representing 9% of all malware captured).  One of these campaigns — which was targeted at Japanese organizations and involved email thread hijacking to trick recipients into infecting their PCs — was largely responsible for an 879% increase in .XLSM (Microsoft Excel) malware samples captured compared to the previous quarter. Notable examples include:

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