Qbot — Office (OOXML) / .XLSX malware analysis

Static analysis result for SHA-256 ff77d4cf7e5d7d5e…

MALICIOUS

Office (OOXML) / .XLSX

21.4 KB Created: 2006-09-16 00:00:00 UTC Authoring application: Microsoft Excel 14.0300
MD5: 9d878c53c12d093655c4d0023fb0342c SHA-1: b4103927cf414c8f224daeb92b5d28dff96ece51 SHA-256: ff77d4cf7e5d7d5ee8999385ff0fb5efc6050e90dbcf0494c7eec0dc5b8c65a3
60 Risk Score

Malware Insights

Qbot · confidence 90%

MITRE ATT&CK
T1204 Malicious File

The file is identified by ClamAV as 'Xls.Dropper.QbotDocu12020-9818439-0', strongly suggesting it is a Qbot variant designed to drop and execute a secondary payload. The heuristic firing indicates a dropper functionality, which is consistent with Qbot's typical behavior of downloading and installing further malware. The file's structure as an Excel document further supports its role as a delivery mechanism.

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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