Qbot — Office (OOXML) / .XLSX malware analysis

Static analysis result for SHA-256 88ea89bd4540adda…

MALICIOUS

Office (OOXML) / .XLSX

23.6 KB Created: 2006-09-16 00:00:00 UTC Authoring application: Microsoft Excel 14.0300
MD5: 452e6e9b0a613e95224e260552b858af SHA-1: 7fc5ad728723daf5b971083e17166a802b0b6d79 SHA-256: 88ea89bd4540addadbd0cd00f08a3c163cf85eadf92127205c72b4c550455e9e
60 Risk Score

Malware Insights

Qbot · confidence 95%

MITRE ATT&CK
T1566.002 Phishing: Spearphishing Attachment

Static analysis identified the file as a malicious Excel document. The ClamAV heuristic specifically flags it as 'Xls.Dropper.QbotDocu12020-9818439-0', strongly indicating it is a Qbot downloader. While no specific IOCs were extracted, the detection signature itself is a high-confidence indicator of Qbot activity.

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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