Qbot — Office (OOXML) / .XLSX malware analysis

Static analysis result for SHA-256 1d8a39186ce316e7…

MALICIOUS

Office (OOXML) / .XLSX

21.4 KB Created: 2006-09-16 00:00:00 UTC Authoring application: Microsoft Excel 14.0300
MD5: 535bc30a5ad10b49b5b59c895b3fe0ba SHA-1: ac8577708a9cf5aa33da42b998abf989c43b6ecc SHA-256: 1d8a39186ce316e7c36f61793cea98f83f53cf14c65a2d3a2487f751339bd39c
60 Risk Score

Malware Insights

Qbot · confidence 95%

MITRE ATT&CK
T1566.002 Phishing: Spearphishing Attachment T1105 Ingress Tool Transfer

The file is identified as malicious by ClamAV with the signature 'Xls.Dropper.QbotDocu12020-9818439-0', strongly indicating a Qbot variant. This type of file typically functions as a dropper, leveraging macro execution within the Excel document to download and execute a secondary payload. The primary attack vector is likely spearphishing, where the user is tricked into opening the malicious attachment.

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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