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

Static analysis result for SHA-256 9c35f94448f34a4d…

MALICIOUS

Office (OOXML) / .XLSX

21.4 KB Created: 2006-09-16 00:00:00 UTC Authoring application: Microsoft Excel 14.0300
MD5: ef8feff43c099e497d5d4220d81618a3 SHA-1: a1ce4a4013cec66194fb91aef0ad6398d95b0e40 SHA-256: 9c35f94448f34a4d986c78362596ba9b06dbae9eb7cf295885c18d5975f075d7
60 Risk Score

Malware Insights

MITRE ATT&CK
T1204 Malicious File

The file is an Excel document flagged by ClamAV as a known dropper. While no specific malicious content like scripts or URLs were extracted, the heuristic strongly suggests it's intended to download and execute a secondary payload, characteristic of Qbot malware distribution.

Heuristics 1

  • ClamAV: Xls.Dropper.QbotDocu12020-9818439-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Xls.Dropper.QbotDocu12020-9818439-0