Qbot — Office (OOXML) / .XLSX malware analysis

Static analysis result for SHA-256 27f11aa1a2c0a43b…

MALICIOUS

Office (OOXML) / .XLSX

21.4 KB Created: 2006-09-16 00:00:00 UTC Authoring application: Microsoft Excel 14.0300
MD5: f8178ed65dfa4ed3c3283d6401187599 SHA-1: a562eb82158ad0c67d012eefdca4fec03be3a529 SHA-256: 27f11aa1a2c0a43bf09049a2c8fdfd7323fb0a9373b2dcd34c52704b0c2a4164
60 Risk Score

Malware Insights

Qbot · confidence 90%

MITRE ATT&CK
T1566.002 Phishing: Spearphishing Attachment T1105 Ingress Tool Transfer

The file is an Excel spreadsheet identified by ClamAV as 'Xls.Dropper.QbotDocu12020-9818439-0', strongly indicating it's a Qbot dropper. The primary attack pattern involves luring the user to open the malicious spreadsheet, which then likely executes a secondary payload. The heuristic firing directly points to Qbot malware.

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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