Qbot — Office (OOXML) / .XLSX malware analysis

Static analysis result for SHA-256 203f33ae9f0e7578…

MALICIOUS

Office (OOXML) / .XLSX

21.4 KB Created: 2006-09-16 00:00:00 UTC Authoring application: Microsoft Excel 14.0300
MD5: 19b15fdf05ba3599564135c20d2ccc66 SHA-1: 0bc0680cf8b9a6268eac677a334c4bc37389aa79 SHA-256: 203f33ae9f0e7578813b7188ea5de895c19435d584783ba1e3ae61e010e48ee0
60 Risk Score

Malware Insights

Qbot · confidence 90%

MITRE ATT&CK
T1204 Malicious File Execution T1566 Phishing T1059 Command and Scripting Interpreter

The file is identified by ClamAV as 'Xls.Dropper.QbotDocu12020-9818439-0', strongly indicating its function as a dropper for the Qbot malware family. The document's structure and the heuristic firing suggest it is designed to execute malicious code, likely to download and run a further stage payload. This aligns with typical Qbot distribution methods.

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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