Qbot — Office (OOXML) / .XLSX malware analysis

Static analysis result for SHA-256 b3e121fdc1e3eb23…

MALICIOUS

Office (OOXML) / .XLSX

23.6 KB Created: 2006-09-16 00:00:00 UTC Authoring application: Microsoft Excel 14.0300
MD5: e2bd97abe1653d5f08bcb096eebc94ad SHA-1: 86975bf7e44858eef7c43d61f3c2943d29d3f9ce SHA-256: b3e121fdc1e3eb2348599710ece6053435cb125d6c6fa647a89765a3e7a31918
60 Risk Score

Malware Insights

Qbot · confidence 95%

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

The file is identified by ClamAV as 'Xls.Dropper.QbotDocu12020-9818439-0', strongly indicating it functions as a dropper for the Qbot malware family. Its primary purpose is to deliver and execute a malicious payload, likely through macro execution or exploiting a vulnerability within the Excel application. The presence of Qbot indicators suggests a focus on information theft and potentially further network compromise.

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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