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

Static analysis result for SHA-256 790c1b186d4c0e45…

MALICIOUS

Office (OOXML) / .XLSX

23.6 KB Created: 2006-09-16 00:00:00 UTC Authoring application: Microsoft Excel 14.0300
MD5: acc57ed89039a82e57003bba28206bd9 SHA-1: 88a65b8968eeaaa33119701c9caa744b887e10d1 SHA-256: 790c1b186d4c0e457efba4da91bdbf9b2d10c9a0e9b761db12bbf34b38226c8e
60 Risk Score

Malware Insights

MITRE ATT&CK
T1204 Malicious File Execution

The file is identified by ClamAV as a known dropper, indicating its primary function is to deliver other malware. The heuristic firing suggests it's part of a Qbot-related distribution chain. Without further script or body content, the exact execution method and payload are not detailed, but the dropper nature is clear.

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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