Qbot — Office (OOXML) / .XLSX malware analysis

Static analysis result for SHA-256 8537c5fcfdf49791…

MALICIOUS

Office (OOXML) / .XLSX

21.4 KB Created: 2006-09-16 00:00:00 UTC Authoring application: Microsoft Excel 14.0300
MD5: 9c91e0637635f68068936fc5db734e96 SHA-1: b524c2c8806d75a5cc09676a8c0101464fd9e3af SHA-256: 8537c5fcfdf49791d19d0cd6c3d37f6c6dfc3cc823ba912e0f6d88d9d8d11b32
60 Risk Score

Malware Insights

Qbot · confidence 95%

MITRE ATT&CK
T1566.002 Phishing: Spearphishing Attachment

The file is identified by ClamAV as 'Xls.Dropper.QbotDocu12020-9818439-0', strongly indicating it's a Qbot dropper. The primary attack pattern involves luring a user to open a malicious Excel file, which then executes a payload. While no specific script content was provided, the heuristic firing is sufficient to attribute the dropper functionality to Qbot.

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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