Qbot — Office (OOXML) / .XLSX malware analysis

Static analysis result for SHA-256 4abf2bf78b16b2b2…

MALICIOUS

Office (OOXML) / .XLSX

21.4 KB Created: 2006-09-16 00:00:00 UTC Authoring application: Microsoft Excel 14.0300
MD5: 643bb0a18816fe70601912f3b7a14e87 SHA-1: 96167f2acf137c3a4caa36103c6654945abcac74 SHA-256: 4abf2bf78b16b2b2658ee5b23f0fedf900332c5080c5c1f03cc213c3f8fdc54a
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 indicating it's a Qbot variant designed to download and execute a secondary payload. The Office (OOXML) file type suggests it was likely delivered as a spearphishing attachment. No VBA or scripts were extracted, but the ClamAV detection is sufficient for attribution.

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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