Qbot — Office (OOXML) / .XLSX malware analysis

Static analysis result for SHA-256 c1523e5dcd8ff70e…

MALICIOUS

Office (OOXML) / .XLSX

21.4 KB Created: 2006-09-16 00:00:00 UTC Authoring application: Microsoft Excel 14.0300
MD5: 9ced5794ade9eb6e4f2bf56fc8c911c8 SHA-1: 875759d8fed8c2eb4af0cdcee970ff583d3a88de SHA-256: c1523e5dcd8ff70e9103e570924dc173993872bb5aa31ab27a11ea7046a6ed79
60 Risk Score

Malware Insights

Qbot · confidence 90%

MITRE ATT&CK
T1566.002 Phishing: Spearphishing Attachment

The file is identified by ClamAV as Xls.Dropper.QbotDocu, strongly suggesting it is a Qbot variant designed to drop additional malware. As an Excel document, it likely uses macro-based execution to initiate the download and execution of a second-stage payload, a common tactic for Qbot.

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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