Qbot — Office (OOXML) / .XLSX malware analysis

Static analysis result for SHA-256 cfbba360e382b500…

MALICIOUS

Office (OOXML) / .XLSX

21.4 KB Created: 2006-09-16 00:00:00 UTC Authoring application: Microsoft Excel 14.0300
MD5: f357cd42c8437cb97232cb21330ea344 SHA-1: d576f6871867c77db750a0be990770cddeea063a SHA-256: cfbba360e382b5006d89d393d8072364b039376e1dae5cf541760d5645007077
60 Risk Score

Malware Insights

Qbot · confidence 90%

MITRE ATT&CK
T1566.002 Phishing: Spearphishing Attachment T1204.002 Malicious File Execution: Malicious Script

The file is identified by ClamAV as 'Xls.Dropper.QbotDocu12020-9818439-0', strongly suggesting it is a Qbot variant designed to drop and execute a secondary payload. The file type is an Excel spreadsheet, commonly used for macro-based malware delivery. The primary function appears to be the initial stage of a Qbot infection chain.

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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