Qbot — Office (OOXML) / .XLSX malware analysis

Static analysis result for SHA-256 a5e659087f20bf83…

MALICIOUS

Office (OOXML) / .XLSX

21.4 KB Created: 2006-09-16 00:00:00 UTC Authoring application: Microsoft Excel 14.0300
MD5: ce5f70492972a8e717d69d3a4ee3881a SHA-1: 5733e4fc7efbc3551098e4676646c2ab120ad44f SHA-256: a5e659087f20bf83a090607a3ca00d64db17c10be4c5805bdd75fca23a19a297
60 Risk Score

Malware Insights

Qbot · confidence 95%

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

The file is identified by ClamAV as Xls.Dropper.QbotDocu12020-9818439-0, strongly indicating it is a Qbot variant designed to deliver a secondary payload. As an Excel file, it likely relies on macro execution or other embedded exploits to initiate the infection chain. The primary IOC is the file's SHA256 hash.

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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