Qbot — Office (OOXML) / .XLSX malware analysis

Static analysis result for SHA-256 a1adfb91be81362a…

MALICIOUS

Office (OOXML) / .XLSX

23.6 KB Created: 2006-09-16 00:00:00 UTC Authoring application: Microsoft Excel 14.0300
MD5: c02f75cb687a5fed5f1c83c50b718b34 SHA-1: db9e513f1f3d24ad1263780ac8efd6c0678efb28 SHA-256: a1adfb91be81362ad0116c9124499070411d98b7490be91dd39b204ff24c5ebe
60 Risk Score

Malware Insights

Qbot · confidence 95%

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

The file is identified by ClamAV as 'Xls.Dropper.QbotDocu12020-9818439-0', strongly indicating it functions as a dropper for the Qbot banking trojan. The primary attack pattern involves luring the user into opening a malicious Excel file, which then executes a payload. While no specific VBA or script content was provided, the heuristic detection points to a malicious macro or embedded object designed to download and run a second-stage malware.

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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