Qbot — Office (OOXML) / .XLSX malware analysis

Static analysis result for SHA-256 8e5b235d7dd64954…

MALICIOUS

Office (OOXML) / .XLSX

21.4 KB Created: 2006-09-16 00:00:00 UTC Authoring application: Microsoft Excel 14.0300
MD5: 191f894ffecc854c6fc432211a938a6c SHA-1: fbb4bba5538ccc2494bef0c88472f3ac184fdade SHA-256: 8e5b235d7dd6495441e09cfe00400d5f0e47fb8191ddadf02845ac082a1de040
60 Risk Score

Malware Insights

Qbot · confidence 95%

MITRE ATT&CK
T1566.002 Phishing: Spearphishing Attachment T1105 Ingress Tool Transfer

The file is identified by ClamAV as 'Xls.Dropper.QbotDocu12020-9818439-0', strongly indicating it is a Qbot variant designed to drop a secondary payload. The Excel format suggests a macro-based execution, likely involving social engineering to trick the user into enabling macros, which then facilitates the download and execution of the actual 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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