Qbot — Office (OOXML) / .XLSX malware analysis

Static analysis result for SHA-256 2f55ec677a8b7b84…

MALICIOUS

Office (OOXML) / .XLSX

23.6 KB Created: 2006-09-16 00:00:00 UTC Authoring application: Microsoft Excel 14.0300
MD5: 7d5b4f914ed9229233f1c868c16d3e44 SHA-1: 586d5737e44c03c3f3337822a832e4b9c609353c SHA-256: 2f55ec677a8b7b84a1abbd26f8a55f1a19b249a6ff3f1cc3b0f214651782bdd9
60 Risk Score

Malware Insights

Qbot · confidence 95%

MITRE ATT&CK
T1566.002 Phishing: 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 deliver a malicious payload. The detection name suggests it functions as a dropper, likely leveraging embedded macros or exploits within the Excel file to download and execute further stages of the Qbot malware. The primary attack vector is likely 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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