Qbot — Office (OOXML) / .XLSX malware analysis

Static analysis result for SHA-256 35546b7a6b290d4b…

MALICIOUS

Office (OOXML) / .XLSX

23.6 KB Created: 2006-09-16 00:00:00 UTC Authoring application: Microsoft Excel 14.0300
MD5: 5dc51cf198dea8b67f15d29d333e49e5 SHA-1: 4805ff73d7f182600d056e8d135bb395807e2b06 SHA-256: 35546b7a6b290d4bc88d717853b8ae616f71374e5e17a25073843086b6636857
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 is a Qbot variant designed to drop further malicious content. The presence of macro-related heuristics suggests it likely uses VBA to initiate the download and execution of a secondary payload, a common tactic for Qbot.

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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