Qbot — Office (OOXML) / .XLSX malware analysis

Static analysis result for SHA-256 39325f721f9da0e7…

MALICIOUS

Office (OOXML) / .XLSX

23.6 KB Created: 2006-09-16 00:00:00 UTC Authoring application: Microsoft Excel 14.0300
MD5: 48570929d22e4ec3eec616cdfe5d0e5e SHA-1: 0747f108c75eea7d14d15f650498fac73670326e SHA-256: 39325f721f9da0e7e55b235251f931118b4e79a89ec8c5ac112758e6f3d11813
60 Risk Score

Malware Insights

Qbot · confidence 95%

MITRE ATT&CK
T1566.002 Phishing: Spearphishing Attachment T1105 Ingress Tool Transfer

The file is identified by ClamAV as 'Xls.Dropper.QbotDocu12020-9818439-0', strongly indicating it functions as a dropper for the Qbot banking trojan. The primary attack pattern involves luring the user into opening a malicious Excel file, which then likely executes embedded malicious code to download and run a secondary payload. This aligns with common Qbot distribution methods.

Heuristics 1

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