Qbot — Office (OOXML) / .XLSX malware analysis

Static analysis result for SHA-256 1fe349dd4e6600e9…

MALICIOUS

Office (OOXML) / .XLSX

23.6 KB Created: 2006-09-16 00:00:00 UTC Authoring application: Microsoft Excel 14.0300
MD5: 7e57667868843a2d1ad023a31aa54420 SHA-1: 4aede13bc02dea83331983282ca13ddf30613d9c SHA-256: 1fe349dd4e6600e976a74f7b1328767b5dd9e311a75b57826ba403db17652fd5
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 a Qbot dropper, indicating its primary function is to download and execute a secondary malicious payload. The presence of macro-related heuristics strongly suggests the use of Visual Basic for Applications to initiate the download process, aligning with common Qbot distribution methods.

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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