Qbot — Office (OOXML) / .XLSX malware analysis

Static analysis result for SHA-256 43f7b3853d9a07ea…

MALICIOUS

Office (OOXML) / .XLSX

21.4 KB Created: 2006-09-16 00:00:00 UTC Authoring application: Microsoft Excel 14.0300
MD5: 6f338569e45b3f781ba7f887b8e47a8f SHA-1: bc5fa08197ad59b355544311edc207bc67631853 SHA-256: 43f7b3853d9a07eacc47596a241a29fa08343e26ae6c6f4ada1fb5764a2c6671
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 dropper. Such documents typically leverage macros to download and execute a secondary payload. The presence of this specific ClamAV signature is sufficient evidence to attribute it to the Qbot family and infer its dropper functionality.

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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