Qbot — Office (OOXML) / .XLSX malware analysis

Static analysis result for SHA-256 a5af065c5c46af7c…

MALICIOUS

Office (OOXML) / .XLSX

21.4 KB Created: 2006-09-16 00:00:00 UTC Authoring application: Microsoft Excel 14.0300
MD5: 86fbf9b4f82be30ae7d9ed20f52cc90d SHA-1: a90aae7aba768e8906c12a8f15624ee6c870f534 SHA-256: a5af065c5c46af7c96d335f4ccae96e1c4eccd350772a61370c521269be2923d
60 Risk Score

Malware Insights

Qbot · confidence 95%

MITRE ATT&CK
T1566.002 Phishing: Spearphishing Attachment

The critical ClamAV heuristic explicitly identifies the file as a Qbot dropper, indicating its purpose is to download and execute further malicious payloads. The file type and metadata suggest it is an Excel spreadsheet, a common delivery vector for macro-enabled malware like Qbot. The detection name itself provides a strong indicator of the malware family and its function.

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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