Qbot — Office (OOXML) / .XLSX malware analysis

Static analysis result for SHA-256 d306f9cd2a3e2b7f…

MALICIOUS

Office (OOXML) / .XLSX

21.4 KB Created: 2006-09-16 00:00:00 UTC Authoring application: Microsoft Excel 14.0300
MD5: 243f8e381ec76792f9ee4d32d14762fb SHA-1: f1051e54668ea4aa3ddbd768478d8b892e05e616 SHA-256: d306f9cd2a3e2b7f12b9dcfa6731cb987c3f636d8303ec7e4e5775cdfc04af28
60 Risk Score

Malware Insights

Qbot · confidence 95%

MITRE ATT&CK
T1566.002 Phishing: Spearphishing Attachment

The file is an Excel spreadsheet identified by ClamAV as 'Xls.Dropper.QbotDocu12020-9818439-0', strongly suggesting it is a Qbot variant. The critical heuristic indicates a dropper functionality, likely intended to download and execute a secondary payload upon user interaction, such as enabling macros. This aligns with common 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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