Qbot — Office (OOXML) / .XLSX malware analysis

Static analysis result for SHA-256 499a71a56cdf13ca…

MALICIOUS

Office (OOXML) / .XLSX

23.6 KB Created: 2006-09-16 00:00:00 UTC Authoring application: Microsoft Excel 14.0300
MD5: ef9a5c5120b1b655d72bcbe488e690c3 SHA-1: 30b397f084dcceb43e504889c9f867929b9308ab SHA-256: 499a71a56cdf13ca8fe907a4d321155deee269e8d711fbc2d5a3c9562b9ca4cf
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_DETECTION heuristic specifically flags it as 'Xls.Dropper.QbotDocu12020-9818439-0', strongly indicating a Qbot family dropper. The file's purpose is to download and execute a secondary payload, characteristic of Qbot's typical infection chain.

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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