Qbot — Office (OOXML) / .XLSX malware analysis

Static analysis result for SHA-256 ef11be5d20f5dcc9…

MALICIOUS

Office (OOXML) / .XLSX

21.4 KB Created: 2006-09-16 00:00:00 UTC Authoring application: Microsoft Excel 14.0300
MD5: 98c1348709cb065761ab9a45fb626cef SHA-1: c241f520d531ed15e504fca6ed9aa2d3f5f54b21 SHA-256: ef11be5d20f5dcc9dd42ec28fa7a28a30bf8e0ca852650850e2c802f9dfd13c8
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 is a Qbot variant designed to act as a dropper. As an Excel document, it likely uses macro-based execution to download and run a secondary malicious payload. The SHA256 hash is included as a primary indicator.

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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