Malicious Office (OOXML) / .XLSX — malware analysis report

Static analysis result for SHA-256 36dedaa8c93404b2…

MALICIOUS

Office (OOXML) / .XLSX

21.4 KB Created: 2006-09-16 00:00:00 UTC Authoring application: Microsoft Excel 14.0300
MD5: 431f5a4854921feeaf026f03b6c9a1a9 SHA-1: 31b5137e228524fb3596813a20a8162861f253bd SHA-256: 36dedaa8c93404b2f54f953947809cbe73895ec6dcd6c96b475257aeee2c222e
60 Risk Score

Malware Insights

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

The file is identified by ClamAV as 'Xls.Dropper.QbotDocu12020-9818439-0', indicating it functions as a dropper for malicious content within an Excel file. The presence of macro-related heuristics suggests the file attempts to execute code upon opening, likely to download and execute a secondary payload. This aligns with common Qbot (Qakbot) distribution techniques.

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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