Qbot — Office (OOXML) / .XLSX malware analysis

Static analysis result for SHA-256 3974499909480735…

MALICIOUS

Office (OOXML) / .XLSX

23.6 KB Created: 2006-09-16 00:00:00 UTC Authoring application: Microsoft Excel 14.0300
MD5: 5a5de35336a111e3e6b11cbca1d250fd SHA-1: b7e416981463099fe49bd46ec3d8c1e9c9b7f3a6 SHA-256: 3974499909480735379175289e3cde019111c5146f1270ed18045ef238f1f641
60 Risk Score

Malware Insights

Qbot · confidence 95%

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

The file is identified by ClamAV as 'Xls.Dropper.QbotDocu12020-9818439-0', strongly indicating it functions as a Qbot dropper. This type of malicious document typically relies on social engineering to trick users into enabling macros, which then execute to download and run the main Qbot payload. The presence of this specific ClamAV signature is sufficient evidence for attribution.

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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