Qbot — Office (OOXML) / .XLSX malware analysis

Static analysis result for SHA-256 b22089a8631fa33e…

MALICIOUS

Office (OOXML) / .XLSX

23.6 KB Created: 2006-09-16 00:00:00 UTC Authoring application: Microsoft Excel 14.0300
MD5: ee321d307c585132df4cbcb67fdb6671 SHA-1: e7aaeba7b81fd20dd9e8cf5e6b0a701e9b195f26 SHA-256: b22089a8631fa33eb9169340b2234fe23c4d2d5a0477cb150c814738824cb7de
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's a Qbot variant designed to drop a secondary payload. The presence of macro-related heuristics suggests the initial infection vector involves executing embedded VBA code, which likely facilitates the download and execution of the final malware stage.

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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