Malicious Office (OOXML) / .XLSX — malware analysis report

Static analysis result for SHA-256 c41b3d7d1991eb5e…

MALICIOUS

Office (OOXML) / .XLSX

23.6 KB Created: 2006-09-16 00:00:00 UTC Authoring application: Microsoft Excel 14.0300
MD5: e0573c125d385ba3596da07b942af6dd SHA-1: 9ba59ea32eb8993179ff76db9435c0d8fe55a5b4 SHA-256: c41b3d7d1991eb5e8a00d94a9aba6eca1a1b538d2613c7f52531b58086032f1c
60 Risk Score

Malware Insights

MITRE ATT&CK
T1566.002 Phishing: Spearphishing Attachment

The file is an Excel spreadsheet identified by ClamAV as 'Xls.Dropper.QbotDocu12020-9818439-0'. This heuristic strongly suggests the document is a dropper, intended to download and execute a secondary malicious payload. No specific IOCs were extracted, but the file's nature points to a phishing or social engineering attack vector.

Heuristics 1

  • ClamAV: Xls.Dropper.QbotDocu12020-9818439-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Xls.Dropper.QbotDocu12020-9818439-0

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