Qbot — Office (OOXML) / .XLSX malware analysis

Static analysis result for SHA-256 b77ab5822ed73e0e…

MALICIOUS

Office (OOXML) / .XLSX

21.4 KB Created: 2006-09-16 00:00:00 UTC Authoring application: Microsoft Excel 14.0300
MD5: 31956b4d27dbce55c52206e1da16f80c SHA-1: 281ba54c6dfa87dfb89be8454084cb937c57c0da SHA-256: b77ab5822ed73e0e9829f69200ae3bc367b767cd16eabd1b78a73cb1e462ad7d
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 suggesting it belongs to the Qbot family and functions as a dropper. While no specific VBA or script content was extracted, the heuristic firing indicates the Excel file's primary purpose is to download and execute a malicious payload, consistent with Qbot's typical behavior.

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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