Qbot — Office (OOXML) / .XLSX malware analysis

Static analysis result for SHA-256 91a8c21192580056…

MALICIOUS

Office (OOXML) / .XLSX

21.4 KB Created: 2006-09-16 00:00:00 UTC Authoring application: Microsoft Excel 14.0300
MD5: 7338a2cec6a93d287265c969e4ad4c12 SHA-1: 4fc8bfb2c3fbc6ccb590ecd2d213982e069af38b SHA-256: 91a8c21192580056ba760925f9aa37e561fa3109a571a8460c6bed9e942caf8d
60 Risk Score

Malware Insights

Qbot · confidence 90%

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

The critical ClamAV heuristic identifies this file as 'Xls.Dropper.QbotDocu12020-9818439-0', strongly indicating it is a Qbot variant designed to drop additional malware. The file is an Excel document, a common delivery mechanism for macro-based malware. The primary attack pattern involves tricking the user into enabling macros to initiate the download and execution of a second-stage payload.

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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