Qbot — Office (OOXML) / .XLSX malware analysis

Static analysis result for SHA-256 4b66c89bb090cc8b…

MALICIOUS

Office (OOXML) / .XLSX

23.6 KB Created: 2006-09-16 00:00:00 UTC Authoring application: Microsoft Excel 14.0300
MD5: 978bc3d9bc45ea8ba8f2381d8932f887 SHA-1: ee0dd43903cdfe4abd3855ddb4116adf4491691c SHA-256: 4b66c89bb090cc8b24cc54b65e41c1d198ac14e222ef3a880695636c2f580da1
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 functions as a dropper for the Qbot malware family. The primary attack pattern involves luring the user into opening a malicious Excel file, which then executes embedded malicious code to download and run a secondary payload. This aligns with common Qbot distribution methods.

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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