Qbot — Office (OOXML) / .XLSX malware analysis

Static analysis result for SHA-256 495719c5b50c8c73…

MALICIOUS

Office (OOXML) / .XLSX

23.6 KB Created: 2006-09-16 00:00:00 UTC Authoring application: Microsoft Excel 14.0300
MD5: 10319f9ad3b4b234ddd2e5aed48281f1 SHA-1: e155ee285ca39be4017a22618f999c82f24edc96 SHA-256: 495719c5b50c8c73875aca3f80cc005411b422be7fd4c1901b2f016ae52a924c
60 Risk Score

Malware Insights

Qbot · confidence 95%

MITRE ATT&CK
T1566.002 Phishing: Spearphishing Attachment T1105 Ingress Tool Transfer

The file is an Excel spreadsheet identified by ClamAV as Xls.Dropper.QbotDocu12020-9818439-0, strongly indicating a Qbot family infection. The primary function appears to be dropping and executing a secondary payload. The file's metadata and heuristic firing are sufficient to attribute it to a known malware family and infer 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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