Qbot — Office (OOXML) / .XLSX malware analysis

Static analysis result for SHA-256 b4a6dba1cd2dfe67…

MALICIOUS

Office (OOXML) / .XLSX

21.4 KB Created: 2006-09-16 00:00:00 UTC Authoring application: Microsoft Excel 14.0300
MD5: 8fb6e52f322be0262394e925c9c3e6f2 SHA-1: 3ad6ab1a690d46cb3a09d88c266fba7ad999e40c SHA-256: b4a6dba1cd2dfe67094cb55ae14f70c47184d4f156ea573904ee2539f7ae5edc
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

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