Qbot — Office (OOXML) / .XLSX malware analysis

Static analysis result for SHA-256 2377385c3b136501…

MALICIOUS

Office (OOXML) / .XLSX

23.6 KB Created: 2006-09-16 00:00:00 UTC Authoring application: Microsoft Excel 14.0300
MD5: aec737fcd4a4abb8f57fda726d5334a2 SHA-1: c277025218876d96a4bde8bab144df1206c08fd6 SHA-256: 2377385c3b13650157c4d1b16a2847efa75d95a7d59c4136ba394733a4c32fc5
60 Risk Score

Malware Insights

Qbot · confidence 90%

MITRE ATT&CK
T1566.002 Phishing: Spearphishing Attachment

The file is identified by ClamAV as 'Xls.Dropper.QbotDocu12020-9818439-0', strongly suggesting it is a Qbot variant designed to drop a secondary payload. The Excel format indicates a likely phishing or social engineering lure to trick users into enabling macros, which would then execute the malicious code. The primary technique observed is the use of a macro-enabled document to initiate the attack chain.

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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