Qbot — Office (OOXML) / .XLSX malware analysis

Static analysis result for SHA-256 29cf70e5377edf36…

MALICIOUS

Office (OOXML) / .XLSX

29.5 KB Created: 2006-09-16 00:00:00 UTC Authoring application: Microsoft Excel 14.0300
MD5: 04fc0d57b6b4fcef17df53d5f6deee07 SHA-1: 88bc4d2e1404f91be9c0514729acec72cd6b96a7 SHA-256: 29cf70e5377edf3629f873a2336d5aa3d790668b3ad5e269f0d15a69f9c5a5da
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 functions as a dropper for the Qbot malware family. The presence of macro-related heuristics suggests it likely uses embedded VBA to download and execute a further stage. This aligns 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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