Qbot — Office (OOXML) / .XLSX malware analysis

Static analysis result for SHA-256 4c03b9785157b120…

MALICIOUS

Office (OOXML) / .XLSX

23.6 KB Created: 2006-09-16 00:00:00 UTC Authoring application: Microsoft Excel 14.0300
MD5: c7aca70176781e87159efc5fdc2e2131 SHA-1: d1461411fec75e2e2bf09616dcb012415194867e SHA-256: 4c03b9785157b120f3c5700fcd48795a5076a9cf7c4e513f3e519832f018737b
60 Risk Score

Malware Insights

Qbot · confidence 95%

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

The file is identified by ClamAV as 'Xls.Dropper.QbotDocu12020-9818439-0', strongly indicating it is a Qbot variant designed to act as a dropper. As an Excel document, it likely uses social engineering or exploits to trick the user into enabling macros, which then execute the malicious payload. The primary function is to download and execute a secondary-stage malware.

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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