Qbot — Office (OOXML) / .XLSX malware analysis

Static analysis result for SHA-256 4678fac6be858d13…

MALICIOUS

Office (OOXML) / .XLSX

23.6 KB Created: 2006-09-16 00:00:00 UTC Authoring application: Microsoft Excel 14.0300
MD5: 65871a92c52bfabd1d3fae3b95cee232 SHA-1: a61161ac8279282d56fd06480c9d4b910b23e6d1 SHA-256: 4678fac6be858d13262c27df9afc62de7389193341462ee2ad5ee390e31c395a
60 Risk Score

Malware Insights

Qbot · confidence 95%

MITRE ATT&CK
T1566.002 Phishing: Spearphishing Attachment T1204.002 Malicious File Execution: Malicious File

The file is identified by ClamAV as Xls.Dropper.QbotDocu, strongly indicating it is a Qbot variant designed to deliver a secondary payload. The Office (OOXML) format suggests it was likely delivered via a phishing email as a spearphishing attachment. The primary function is to execute the dropped malware.

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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