Qbot — Office (OOXML) / .XLSX malware analysis

Static analysis result for SHA-256 f021313e70e40957…

MALICIOUS

Office (OOXML) / .XLSX

23.6 KB Created: 2006-09-16 00:00:00 UTC Authoring application: Microsoft Excel 14.0300
MD5: 11723fb574b1aaeb5afd6930532437b2 SHA-1: b4c20a6cdbbfec0e2dd3be3e93d5324a805b1fa6 SHA-256: f021313e70e409579e135eec445076623b78bc55630aad6647dac790ed4ffd69
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 is a Qbot variant designed to drop a secondary payload. The presence of macro-related heuristics suggests the initial infection vector involves executing malicious VBA code within the Excel document. This code is likely responsible for downloading and executing the final stage malware.

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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