Qbot — Office (OOXML) / .XLSX malware analysis

Static analysis result for SHA-256 a98f1803bfb18947…

MALICIOUS

Office (OOXML) / .XLSX

29.5 KB Created: 2006-09-16 00:00:00 UTC Authoring application: Microsoft Excel 14.0300
MD5: c82153b543d166f8024c8125e5fa5407 SHA-1: e3ca0824ae3c65cca829439e76a097a4b71dab5c SHA-256: a98f1803bfb18947aa77ab338c3ad4da409494273900db4a9a9b82f65515fde1
60 Risk Score

Malware Insights

Qbot · confidence 95%

MITRE ATT&CK
T1566.002 Spearphishing Attachment T1105 Ingress Tool Transfer

The file is identified by ClamAV as 'Xls.Dropper.QbotDocu12020-9818439-0', strongly indicating it is a Qbot variant designed to act as a dropper. While no VBA or scripts were explicitly extracted, the heuristic suggests the file's primary purpose is to download and execute a secondary malicious payload. The SHA256 hash is provided as a primary IOC.

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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