Qbot — Office (OOXML) / .XLSX malware analysis

Static analysis result for SHA-256 f3621943b7ca2f5f…

MALICIOUS

Office (OOXML) / .XLSX

21.4 KB Created: 2006-09-16 00:00:00 UTC Authoring application: Microsoft Excel 14.0300
MD5: f6b6baa8bf9119d48499a275fd8e31d9 SHA-1: 20b3438f3f6e18f7043adb23844c71ff5b5a3ed0 SHA-256: f3621943b7ca2f5f2089335ba1a6a9117cfd3300a56430f3c074535372b970a0
60 Risk Score

Malware Insights

Qbot · confidence 95%

MITRE ATT&CK
T1059 Command and Scripting Interpreter T1204 Malicious Link

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 primary attack pattern involves tricking the user into enabling macros to initiate the download and execution of a secondary payload. 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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