Qbot — Office (OOXML) / .XLSX malware analysis

Static analysis result for SHA-256 23427bc4e1dc6613…

MALICIOUS

Office (OOXML) / .XLSX

23.6 KB Created: 2006-09-16 00:00:00 UTC Authoring application: Microsoft Excel 14.0300
MD5: 5f71a7be9c2f0365ce3a12028378e957 SHA-1: 4800e91531ec25e0b919d55629e587ff2760a461 SHA-256: 23427bc4e1dc6613e0b1bb90635ef75f045e8240b283d6cf21fd45cbda73e02f
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 suggesting it is a Qbot variant. As a dropper, its primary function is to download and execute a secondary payload. The presence of macro-related heuristics further supports this, indicating the initial stage involves executing malicious code embedded within the Excel file.

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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