Qbot — Office (OOXML) / .XLSX malware analysis

Static analysis result for SHA-256 c4891853f37f969b…

MALICIOUS

Office (OOXML) / .XLSX

29.5 KB Created: 2006-09-16 00:00:00 UTC Authoring application: Microsoft Excel 14.0300
MD5: 041cc79a653c2ef495dff059a5545b43 SHA-1: 4e629dc847eb7c97bbc110d2fb3c4591c581276e SHA-256: c4891853f37f969b0fd251b6220071b11eb57cd802cc9969ff50bc312709fba7
60 Risk Score

Malware Insights

Qbot · confidence 90%

MITRE ATT&CK
T1566.002 Phishing: Spearphishing Attachment T1204.002 Malicious File: Malicious File

The file is identified by ClamAV as 'Xls.Dropper.QbotDocu12020-9818439-0', strongly suggesting it is a Qbot variant designed to act as a dropper. The primary function of such files is to download and execute a secondary malicious payload, often leveraging macro execution within the Office document. The SHA256 hash is included as a primary indicator of this specific malicious 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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