Qbot — Office (OOXML) / .XLSX malware analysis

Static analysis result for SHA-256 399f75b7afffb879…

MALICIOUS

Office (OOXML) / .XLSX

21.4 KB Created: 2006-09-16 00:00:00 UTC Authoring application: Microsoft Excel 14.0300
MD5: 50f6a65486f7028c7bd91c688e0cb57d SHA-1: 26e84306d7896a6f1adab996d1a62ed071ba4dfe SHA-256: 399f75b7afffb8790896a368042f0c709c5d3e1180967e84da640cb2ce5efec9
60 Risk Score

Malware Insights

Qbot · confidence 95%

MITRE ATT&CK
T1566.002 Spearphishing Attachment

The file is identified by ClamAV as Xls.Dropper.QbotDocu12020-9818439-0, strongly suggesting it is a Qbot variant. As a dropper, its primary function is to download and execute a secondary malicious payload. The presence of macro-related heuristics further supports this attack pattern.

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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