Qbot — Office (OOXML) / .XLSX malware analysis

Static analysis result for SHA-256 fd1f77974ffc0e23…

MALICIOUS

Office (OOXML) / .XLSX

21.4 KB Created: 2006-09-16 00:00:00 UTC Authoring application: Microsoft Excel 14.0300
MD5: 81c145a45cc593c59af5e83a7b245072 SHA-1: 4cc97baee4a57cefc721c71de8c4b052c053e263 SHA-256: fd1f77974ffc0e23faf47d657c59c7b324914cb73e37b9a8d31e5a519ceb0f5d
60 Risk Score

Malware Insights

Qbot · confidence 90%

MITRE ATT&CK
T1566.002 Phishing: Spearphishing Attachment

The file is an Excel document identified by ClamAV as 'Xls.Dropper.QbotDocu12020-9818439-0', strongly indicating it is a Qbot downloader. The document's metadata shows it was created in 2006, which is unusually old for modern Qbot variants but does not preclude its use as a loader. No further IOCs or scripts were extracted for detailed analysis.

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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