Qbot — Office (OOXML) / .XLSX malware analysis

Static analysis result for SHA-256 528ca28ee2991ab8…

MALICIOUS

Office (OOXML) / .XLSX

21.4 KB Created: 2006-09-16 00:00:00 UTC Authoring application: Microsoft Excel 14.0300
MD5: dbd08e5d3981add6400bbcdcb400deff SHA-1: 3eea3fca8b8b42f9bdfd2cbc77f381daa81eeed5 SHA-256: 528ca28ee2991ab88719396e79c6db201310a76fa5aa302f12d2f6a0120be72e
60 Risk Score

Malware Insights

Qbot · confidence 90%

MITRE ATT&CK
T1566.002 Phishing: Spearphishing Attachment

The file is an Excel document identified by ClamAV as 'Xls.Dropper.QbotDocu12020-9818439-0', strongly indicating it's a Qbot dropper. The primary function is to download and execute a secondary malicious payload, typical of Qbot distribution methods. The detection name itself provides a high-confidence indicator of the malware family and its role.

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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