Qbot — Office (OOXML) / .XLSX malware analysis

Static analysis result for SHA-256 444e4b2c904e5e62…

MALICIOUS

Office (OOXML) / .XLSX

23.6 KB Created: 2006-09-16 00:00:00 UTC Authoring application: Microsoft Excel 14.0300
MD5: 88fe483be4dd229b0f4fcb36238e2250 SHA-1: 33d4fc2a7294d46cabc8a0e5f22d68c785cc87c8 SHA-256: 444e4b2c904e5e62301966280a05c8fe6471f223ce6724d80cc7cff3b4fcea2d
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. Such files typically leverage macros to download and execute a secondary malicious payload. The presence of this specific ClamAV signature provides high confidence in the Qbot family attribution and its dropper functionality.

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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