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

Static analysis result for SHA-256 45b8a3f66ce98161…

MALICIOUS

Office (OOXML) / .XLSX

21.4 KB Created: 2006-09-16 00:00:00 UTC Authoring application: Microsoft Excel 14.0300
MD5: 37196378d5203bf9e3d231e5852e162d SHA-1: e605fc0d88bb98c4f340d1c074cdcc73de0f6b1e SHA-256: 45b8a3f66ce9816107147b2aea8593f9ce15aef9111d42c3f202aab909352772
60 Risk Score

Malware Insights

MITRE ATT&CK
T1566.002 Phishing: Spearphishing Attachment

The file is an Excel document flagged by ClamAV as a known dropper, indicating its primary purpose is to deliver other malware. While no specific document body or scripts were extracted, the heuristic detection strongly suggests a malicious intent to download and execute a payload. The file's metadata indicates it's an older Excel file, potentially used for compatibility or to evade newer detection mechanisms.

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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