Qbot — Office (OOXML) / .XLSX malware analysis

Static analysis result for SHA-256 c77866822504bad4…

MALICIOUS

Office (OOXML) / .XLSX

21.4 KB Created: 2006-09-16 00:00:00 UTC Authoring application: Microsoft Excel 14.0300
MD5: 958f447ff454ca7f80d7c864abbea5b9 SHA-1: 4192cbde71d5c7fa2ac18bb32875971041270da7 SHA-256: c77866822504bad4465ebdbca2b102f6fef792be1749b994f56cd78576884273
60 Risk Score

Malware Insights

Qbot · confidence 90%

MITRE ATT&CK
T1566.002 Phishing: Spearphishing Attachment

Static analysis identified the file as a malicious Excel document (XLSX) with a critical ClamAV heuristic firing for 'Xls.Dropper.QbotDocu12020-9818439-0'. This strongly suggests the file is a Qbot variant designed to act as a dropper for further malicious activity. No specific IOCs were extracted, but the detection pattern is indicative of a common Qbot delivery 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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