Qbot — Office (OOXML) / .XLSX malware analysis

Static analysis result for SHA-256 91f086e2d2bef73c…

MALICIOUS

Office (OOXML) / .XLSX

21.4 KB Created: 2006-09-16 00:00:00 UTC Authoring application: Microsoft Excel 14.0300
MD5: f3fe6e7d5e36834cc3de12f5adaee3db SHA-1: d573d36bdfce06c58d8b93ca36ba52509e7fd191 SHA-256: 91f086e2d2bef73cf2b527efbd4412ff50787349c266211aabdae4c967eb96ff
60 Risk Score

Malware Insights

Qbot · confidence 85%

MITRE ATT&CK
T1204 Malicious File T1204.002 Malicious File: User Execution

The file is identified by ClamAV as 'Xls.Dropper.QbotDocu12020-9818439-0', strongly suggesting it is a Qbot variant designed to act as a dropper. The primary function is likely to download and execute a further stage payload, although no specific URLs or scripts were extracted from this sample to confirm the exact mechanism.

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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