Qbot — Office (OOXML) / .XLSX malware analysis

Static analysis result for SHA-256 d99b255705b0dc37…

MALICIOUS

Office (OOXML) / .XLSX

21.4 KB Created: 2006-09-16 00:00:00 UTC Authoring application: Microsoft Excel 14.0300
MD5: e1e12fd54e106525fabd065a193707e1 SHA-1: b8a7706134af80fa35e5e3553cfd35a73b51bf04 SHA-256: d99b255705b0dc3770fb2f0690214592b162f6f13bd97263565854d9bd2bbf3e
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', indicating it functions as a dropper for the Qbot malware family. The primary attack vector is likely spearphishing, enticing the user to enable macros. Once enabled, the macro would execute, downloading and running a secondary payload from a remote source.

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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