Qbot — Office (OOXML) / .XLSX malware analysis

Static analysis result for SHA-256 a5fa71335b089d48…

MALICIOUS

Office (OOXML) / .XLSX

21.4 KB Created: 2006-09-16 00:00:00 UTC Authoring application: Microsoft Excel 14.0300
MD5: 3e298a9866c99036d1e249f736f84b36 SHA-1: 87bb8cf4e96451a03dd2f85bd55681d385878262 SHA-256: a5fa71335b089d4831cfc9530b507a29f8ead90c1f4bd24609ae7dc2ddb50da6
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 delivering a malicious payload via a macro-enabled Excel document. The heuristic firing directly points to its dropper functionality, suggesting it downloads and executes a secondary stage.

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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