Qbot — Office (OOXML) / .XLSX malware analysis

Static analysis result for SHA-256 8b5cbf099509d9a3…

MALICIOUS

Office (OOXML) / .XLSX

29.5 KB Created: 2006-09-16 00:00:00 UTC Authoring application: Microsoft Excel 14.0300
MD5: 09b55b2b41c368af2789e2a3173566d9 SHA-1: d662a5e5d10032b6a3c477f6cb67df079a5c9bf3 SHA-256: 8b5cbf099509d9a32bb227e5decd20f359c9011b01105a4fb761aa6cb5c7acae
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 is a Qbot variant designed to act as a dropper. The primary function is to deliver and execute a secondary malicious payload, likely through user interaction with the malicious Excel file. The SHA256 hash is included as a primary IOC.

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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