Qbot — Office (OOXML) / .XLSX malware analysis

Static analysis result for SHA-256 b3daece35d6b96e2…

MALICIOUS

Office (OOXML) / .XLSX

21.4 KB Created: 2006-09-16 00:00:00 UTC Authoring application: Microsoft Excel 14.0300
MD5: bb81e48b86cd965a68e58d152e2ba378 SHA-1: 423f953b6d2b755bfac0867df7502beb6ed38d70 SHA-256: b3daece35d6b96e23c812f45698338f1d4435d260d283d8c1b5238af45cde932
60 Risk Score

Malware Insights

Qbot · confidence 95%

MITRE ATT&CK
T1566.002 Phishing: Spearphishing Attachment

The file was detected 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 a user into opening a malicious Excel file, which then executes a payload. No VBA or scripts were extracted, but the heuristic firing 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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