Qbot — Office (OOXML) / .XLSX malware analysis

Static analysis result for SHA-256 8731db1129106d0b…

MALICIOUS

Office (OOXML) / .XLSX

21.4 KB Created: 2006-09-16 00:00:00 UTC Authoring application: Microsoft Excel 14.0300
MD5: 0e04ad28c93d5a5ace8f58aa21b7afb0 SHA-1: 851e46ae98dd3c0e38b52c929cfad4444e3fb5b0 SHA-256: 8731db1129106d0bf5a9dc47d3227f7e298fe2b90e1585cd993b90da2a7abb95
60 Risk Score

Malware Insights

Qbot · confidence 90%

MITRE ATT&CK
T1566.002 Phishing: Spearphishing Attachment

The file is identified by ClamAV as Xls.Dropper.QbotDocu12020-9818439-0, strongly indicating it is a Qbot variant designed to deliver a malicious payload. The file type is an Excel spreadsheet, commonly used for macro-based malware delivery. No VBA or scripts were extracted, but the heuristic firing is sufficient for attribution.

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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