Qbot — Office (OOXML) / .XLSX malware analysis

Static analysis result for SHA-256 19e58acc09d21773…

MALICIOUS

Office (OOXML) / .XLSX

21.4 KB Created: 2006-09-16 00:00:00 UTC Authoring application: Microsoft Excel 14.0300
MD5: 72a1c4e9a2cf133011859993baf37378 SHA-1: d8419de0aa6d5d57d8c5b6138aa0ecf2a8e3decf SHA-256: 19e58acc09d21773df7f185e260405855f0b66ce46c16630f7513d7962ba8488
60 Risk Score

Malware Insights

Qbot · confidence 95%

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

The file is an Excel spreadsheet identified by ClamAV as 'Xls.Dropper.QbotDocu12020-9818439-0', strongly indicating it functions as a dropper for the Qbot banking trojan. While no VBA scripts or document body text were extracted, the heuristic detection itself is sufficient to infer a malicious intent to download and execute a secondary payload. The file's structure and detection name point towards a common Qbot distribution method.

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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