Qbot — Office (OOXML) / .XLSX malware analysis

Static analysis result for SHA-256 b3a3bcc05dab25c1…

MALICIOUS

Office (OOXML) / .XLSX

23.6 KB Created: 2006-09-16 00:00:00 UTC Authoring application: Microsoft Excel 14.0300
MD5: 3a5930e91472536502f26a317e841113 SHA-1: 010c42c23c48c2c5c95cd6b742afd4dabd291506 SHA-256: b3a3bcc05dab25c1bdcc9ec62f4f8c7d703388bc98414de224779f570e61f306
60 Risk Score

Malware Insights

Qbot · confidence 90%

MITRE ATT&CK
T1566.002 Phishing: Spearphishing Attachment

Static analysis identified the file as a malicious Excel document. The ClamAV heuristic specifically names it as 'Xls.Dropper.QbotDocu12020-9818439-0', strongly suggesting it is a Qbot variant used for dropping additional malware. The file's purpose is to act as a dropper, initiating a malicious chain of execution.

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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