Malicious Office (OOXML) / .XLSX — malware analysis report

Static analysis result for SHA-256 1b577409d9662d73…

MALICIOUS

Office (OOXML) / .XLSX

23.6 KB Created: 2006-09-16 00:00:00 UTC Authoring application: Microsoft Excel 14.0300
MD5: f97032adf52e0ca7d4ab9103ca5d31a1 SHA-1: 3356aa5b1d2f9a8ba1c9f4138677c00f7769b0c6 SHA-256: 1b577409d9662d737578bfd2a967ab80e5ef821901cad52c9f2b13c0eabed4aa
60 Risk Score

Malware Insights

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 a dropper, indicating its primary function is to download and execute a secondary stage payload. Without further analysis of embedded scripts or network activity, the specific family and detailed attack vector remain unknown.

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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