Qbot — Office (OOXML) / .XLSX malware analysis

Static analysis result for SHA-256 526f330d4befd6e9…

MALICIOUS

Office (OOXML) / .XLSX

23.6 KB Created: 2006-09-16 00:00:00 UTC Authoring application: Microsoft Excel 14.0300
MD5: fb3364559d7984dbe7772d857166585c SHA-1: 255783f86f14e39bb7ec4bc608ce8b9205853f0b SHA-256: 526f330d4befd6e962d6540f3450e43261dfa38f91b145e9f0a34237e0a545dc
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's a Qbot dropper. This type of file typically uses malicious macros or embedded objects to download and execute a secondary payload. The presence of this specific ClamAV signature is sufficient evidence for attribution.

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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