Qbot — Office (OOXML) / .XLSX malware analysis

Static analysis result for SHA-256 31a837ad39ce15eb…

MALICIOUS

Office (OOXML) / .XLSX

21.4 KB Created: 2006-09-16 00:00:00 UTC Authoring application: Microsoft Excel 14.0300
MD5: 9d3bc3b086946298a75cea8f8dd6c455 SHA-1: 81ebcae1b359ffba273c97987b017af17aebce36 SHA-256: 31a837ad39ce15eb8582b29d29cb30742f0d0f63686943d549a27f7594bbf211
60 Risk Score

Malware Insights

Qbot · confidence 95%

MITRE ATT&CK
T1566.002 Phishing: Spearphishing Attachment

The file is identified by ClamAV as a Qbot dropper, indicating its purpose is to download and execute a secondary malicious payload. The heuristic firing strongly suggests a Qbot family infection, likely delivered via a spearphishing attachment.

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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