Qbot — Office (OOXML) / .XLSX malware analysis

Static analysis result for SHA-256 c993cd8208cdaabd…

MALICIOUS

Office (OOXML) / .XLSX

21.4 KB Created: 2006-09-16 00:00:00 UTC Authoring application: Microsoft Excel 14.0300
MD5: be1c4a22518bc89db964dd61a85c809f SHA-1: 7ea901dcbac4400904b13d963e5867ec9bfc5409 SHA-256: c993cd8208cdaabddb00a64070b3abe8711201c91c1d889640db274713df0880
60 Risk Score

Malware Insights

Qbot · confidence 90%

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 download and execute a secondary payload. The Office (OOXML) file type and the critical heuristic firing indicate a malicious macro-enabled document, likely delivered via spearphishing, which is a common Qbot distribution method.

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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