Qbot — Office (OOXML) / .XLSX malware analysis

Static analysis result for SHA-256 2266d05a6e3e56a8…

MALICIOUS

Office (OOXML) / .XLSX

21.4 KB Created: 2006-09-16 00:00:00 UTC Authoring application: Microsoft Excel 14.0300
MD5: db130d1235259d9bf800bfc93f39247c SHA-1: 5721e7d488d77dbbee80afd2008bf1922f97ed95 SHA-256: 2266d05a6e3e56a8451587b0a5175b9f7546e886f5dd258286a27f9c3b912994
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 functions as a dropper for the Qbot malware family. The primary attack pattern involves luring the user into opening a malicious Excel file, which then executes a payload. While no specific script content or document body was provided, the heuristic detection is sufficient to infer its malicious intent as a Qbot downloader.

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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