Qbot — Office (OOXML) / .XLSX malware analysis

Static analysis result for SHA-256 8733569b408cbe65…

MALICIOUS

Office (OOXML) / .XLSX

21.4 KB Created: 2006-09-16 00:00:00 UTC Authoring application: Microsoft Excel 14.0300
MD5: fdc8449b422cd572f6ade2723dd2dc41 SHA-1: f6f84617abcdb1cc574bb0c3aca1c80a9141d106 SHA-256: 8733569b408cbe65d08d2a8847a3a4d4e9885329a2642dfaf1fd061fde030d15
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 dropper for the Qbot malware family. The primary attack pattern involves luring a user to open a malicious Excel file, which then executes a secondary payload. The specific heuristic firing directly points to its dropper functionality.

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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