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

Static analysis result for SHA-256 7b3cf57595394bbe…

MALICIOUS

Office (OOXML) / .XLSX

29.5 KB Created: 2006-09-16 00:00:00 UTC Authoring application: Microsoft Excel 14.0300
MD5: d87d55c00e3cfbda4417083eeb5b37ae SHA-1: 66ff4bafb95f00e007eaf31847055c58b10be340 SHA-256: 7b3cf57595394bbed0cb48b6c61cc2fbde3452e4c40de50b15156616e2213a2f
60 Risk Score

Malware Insights

MITRE ATT&CK
T1566.002 Spearphishing Attachment

The file is identified by ClamAV as a known dropper for Qbot malware. Although no specific document body or scripts were extracted, the heuristic detection strongly suggests the file's purpose is to download and execute a malicious payload. The file's metadata indicates it is an older Excel document, potentially used as a lure.

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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