Qbot — Office (OOXML) / .XLSX malware analysis

Static analysis result for SHA-256 79758fd5fd7afb75…

MALICIOUS

Office (OOXML) / .XLSX

21.4 KB Created: 2006-09-16 00:00:00 UTC Authoring application: Microsoft Excel 14.0300
MD5: b2b50cd5973cbe4df99446d6e6f912a0 SHA-1: 15707ccea8c0253d9926307a6dc84dbf6a3b17dd SHA-256: 79758fd5fd7afb75afeae344f8d1813929ea01cd0eee7241dc120ae7b2ce7212
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 malware family. The primary attack pattern involves luring the user to open a malicious Excel file, which then likely executes embedded 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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