Qbot — Office (OOXML) / .XLSX malware analysis

Static analysis result for SHA-256 bb5257544bcd5e86…

MALICIOUS

Office (OOXML) / .XLSX

21.4 KB Created: 2006-09-16 00:00:00 UTC Authoring application: Microsoft Excel 14.0300
MD5: 3382e79fbf0dc3646103f72ca5234cb4 SHA-1: 59b61f01068d3b421715d82c55f2e8788fd988b9 SHA-256: bb5257544bcd5e86f90223b85d212463d10f94556a4cbcdd273c3cba8a3323d9
60 Risk Score

Malware Insights

Qbot · confidence 95%

MITRE ATT&CK
T1566.002 Phishing: Spearphishing Attachment T1105 Ingress Tool Transfer

The file is identified by ClamAV as 'Xls.Dropper.QbotDocu12020-9818439-0', strongly indicating it is a Qbot variant designed to download and execute a secondary payload. The Office (OOXML) file type suggests a macro-enabled document is likely used for the initial infection vector. 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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