Qbot — Office (OOXML) / .XLSX malware analysis

Static analysis result for SHA-256 25f28d089394b7b4…

MALICIOUS

Office (OOXML) / .XLSX

21.4 KB Created: 2006-09-16 00:00:00 UTC Authoring application: Microsoft Excel 14.0300
MD5: df8a1d5f51182d5249d22a8c1aadc93c SHA-1: e9709f39543036c2e4125b9f77ec400033fb9a2d SHA-256: 25f28d089394b7b41a5466f8347d8982d046434e3dd5f49a7a7495854a7d749e
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 additional malware. The macro-enabled nature of the XLSX file suggests it uses VBA to initiate the download and execution of a second-stage payload, a common tactic for Qbot.

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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