Qbot — Office (OOXML) / .XLSX malware analysis

Static analysis result for SHA-256 8bc8278b0f3d0d3e…

MALICIOUS

Office (OOXML) / .XLSX

23.6 KB Created: 2006-09-16 00:00:00 UTC Authoring application: Microsoft Excel 14.0300
MD5: 59719fc6e7135c265a81963c895554c6 SHA-1: a409c29c4a5b59365943242d1ff660644630e230 SHA-256: 8bc8278b0f3d0d3e079a5fcfdfb623922dc96c0d96d30b3fa5e584fb893c3d19
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 macro-enabled spreadsheet identified by ClamAV as 'Xls.Dropper.QbotDocu12020-9818439-0', strongly suggesting a Qbot variant. The presence of macro-related heuristics indicates the likely execution of embedded code to download and run a secondary payload, a common tactic for Qbot droppers. The file's purpose is to act as an initial infection vector.

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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