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

Static analysis result for SHA-256 da15fe1f3d776e8a…

MALICIOUS

Office (OOXML) / .XLSX

29.5 KB Created: 2006-09-16 00:00:00 UTC Authoring application: Microsoft Excel 14.0300
MD5: 90d086552c899b738fc27b6ef93f4036 SHA-1: 1645ba2161efc4225f303f8cd4c43f4949a4f9cc SHA-256: da15fe1f3d776e8ad462b841ab60392db350fad31c2c59202e801bccae4f2618
60 Risk Score

Malware Insights

MITRE ATT&CK
T1566.002 Phishing: Spearphishing Attachment

The file is an Excel document flagged by ClamAV as a Qbot dropper. This indicates it is likely intended to download and execute a secondary malicious payload, a common tactic for Qbot and similar malware families. No specific IOCs were extracted, but the detection strongly suggests malicious intent.

Heuristics 1

  • ClamAV: Xls.Dropper.QbotDocu12020-9818439-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Xls.Dropper.QbotDocu12020-9818439-0