Qbot — Office (OOXML) / .XLSX malware analysis

Static analysis result for SHA-256 587b908f534f238a…

MALICIOUS

Office (OOXML) / .XLSX

23.6 KB Created: 2006-09-16 00:00:00 UTC Authoring application: Microsoft Excel 14.0300
MD5: 427ed02937fff8293d41c832f10d617a SHA-1: 9e623af5cb76e52c46e6a06962e1ab33e4c76bd2 SHA-256: 587b908f534f238a2121280994bf17c90d3d3ab15a09e43bbcff4dfc74136dcb
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 functions as a dropper for the Qbot malware family. The presence of macro-enabled content within an Excel file suggests a common delivery vector for Qbot, likely involving social engineering to trick the user into enabling macros. Once enabled, the macro would execute, initiating the download and execution of a secondary malicious payload.

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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