Qbot — Office (OOXML) / .XLSX malware analysis

Static analysis result for SHA-256 4092f1b78a57678e…

MALICIOUS

Office (OOXML) / .XLSX

23.6 KB Created: 2006-09-16 00:00:00 UTC Authoring application: Microsoft Excel 14.0300
MD5: 21adae87b720ed3b49f85e48ce4b9173 SHA-1: 7781d0e87f61b4d5f36e09104dd9e7ab87b95f5d SHA-256: 4092f1b78a57678e46352a9cfd7ef0e0792c4cc56d9aa0a28497729e5a59136d
60 Risk Score

Malware Insights

Qbot · confidence 95%

MITRE ATT&CK
T1566.002 Phishing: Spearphishing Attachment

The file is an Excel spreadsheet identified by ClamAV as 'Xls.Dropper.QbotDocu12020-9818439-0', strongly indicating it's a Qbot dropper. The primary function is to deliver a malicious payload, leveraging the common spearphishing attachment tactic. No document body or scripts were extracted, but the heuristic detection is sufficient for attribution.

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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