Qbot — Office (OOXML) / .XLSX malware analysis

Static analysis result for SHA-256 99c55448692717b1…

MALICIOUS

Office (OOXML) / .XLSX

29.5 KB Created: 2006-09-16 00:00:00 UTC Authoring application: Microsoft Excel 14.0300
MD5: f4595f59141f59e534e9a9e31b0ed6e6 SHA-1: 6b77333d603f0f5d653011ac03a87851926951f2 SHA-256: 99c55448692717b17878e8ad7f52a7431422c3f5cc77e914441c14a95b42b61b
60 Risk Score

Malware Insights

Qbot · confidence 95%

MITRE ATT&CK
T1566.002 Phishing: Spearphishing Attachment

The file is identified by ClamAV as 'Xls.Dropper.QbotDocu12020-9818439-0', strongly indicating it is a Qbot variant designed to act as a dropper. The primary function of such documents is to execute malicious code, likely via embedded macros, to download and run a secondary payload. The SHA256 hash is included as a primary IOC.

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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