Qbot — Office (OOXML) / .XLSX malware analysis

Static analysis result for SHA-256 aff4ec6ca558d060…

MALICIOUS

Office (OOXML) / .XLSX

23.6 KB Created: 2006-09-16 00:00:00 UTC Authoring application: Microsoft Excel 14.0300
MD5: 9a06680c209ba7594ccdd82f9e815124 SHA-1: 99eb859b873846a29fed546a015edba9eea519c1 SHA-256: aff4ec6ca558d0601b0a02026833243c4824c39e38c3216e65521bd985157d0e
60 Risk Score

Malware Insights

Qbot · confidence 95%

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 a Qbot family infection. As a dropper, its primary function is to download and execute a secondary malicious payload. The presence of Qbot-related heuristics suggests a phishing or social engineering attack vector, likely involving a malicious attachment.

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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