Qbot — Office (OOXML) / .XLSX malware analysis

Static analysis result for SHA-256 553fbf4943fee566…

MALICIOUS

Office (OOXML) / .XLSX

29.5 KB Created: 2006-09-16 00:00:00 UTC Authoring application: Microsoft Excel 14.0300
MD5: 1903c1a875ccac9ccd2492ac0153d7fe SHA-1: 9f636006f85d3575222163c853499c2b8124fa9c SHA-256: 553fbf4943fee566721eef01b3c4a48f8701e4ce969cf7c23a69ea6256d0134d
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. The CLAMAV_DETECTION heuristic specifically flags it as 'Xls.Dropper.QbotDocu12020-9818439-0', strongly suggesting it is a Qbot dropper. The file's purpose is likely to download and execute a second-stage Qbot 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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