Qbot — Office (OOXML) / .XLSX malware analysis

Static analysis result for SHA-256 258863c7657928f1…

MALICIOUS

Office (OOXML) / .XLSX

23.6 KB Created: 2006-09-16 00:00:00 UTC Authoring application: Microsoft Excel 14.0300
MD5: 61278d338f4e84183e82c63064b30584 SHA-1: 34e05fb5352ff6a4dd3afe685fe1769972b951fd SHA-256: 258863c7657928f14a1c9e22551e7fdbb27055b2940b2d43f34ac42b936b49a1
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 suggesting it is a Qbot variant designed to act as a dropper. The primary function is to download and execute a secondary malicious payload, a common tactic for Qbot. The detection name itself points to the family and 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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