Qbot — Office (OOXML) / .XLSX malware analysis

Static analysis result for SHA-256 59735f541a4c73b0…

MALICIOUS

Office (OOXML) / .XLSX

21.4 KB Created: 2006-09-16 00:00:00 UTC Authoring application: Microsoft Excel 14.0300
MD5: 322780998fb35d331175263545a485d3 SHA-1: db9a285ce21d844d40f3c0b2022ebe431b257563 SHA-256: 59735f541a4c73b0f79e21cfd500b17cb13a74bed79129d8f90bb1b2e7c196bf
60 Risk Score

Malware Insights

Qbot · confidence 95%

MITRE ATT&CK
T1566.002 Phishing: Spearphishing Attachment

The file is an Excel spreadsheet identified by ClamAV as Xls.Dropper.QbotDocu12020-9818439-0, strongly indicating Qbot malware. Its primary function is to act as a dropper, initiating the download and execution of a secondary malicious payload. The presence of VBA macros, though not explicitly detailed here, is typical for this type of attack to facilitate payload delivery.

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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