Qbot — Office (OOXML) / .XLSX malware analysis

Static analysis result for SHA-256 555d337ac6e62f92…

MALICIOUS

Office (OOXML) / .XLSX

23.6 KB Created: 2006-09-16 00:00:00 UTC Authoring application: Microsoft Excel 14.0300
MD5: 93981498105964213de84ff0ee233d33 SHA-1: 9576d6c49601311c419ed541e846547a2ada2553 SHA-256: 555d337ac6e62f9217e0d0973c0830237b2e27c7463e2edc72ccb76b1e8f9c46
60 Risk Score

Malware Insights

Qbot · confidence 90%

MITRE ATT&CK
T1566.002 Phishing: Spearphishing Attachment T1204.002 Malicious File: Malicious File

The file is identified by ClamAV as 'Xls.Dropper.QbotDocu12020-9818439-0', strongly suggesting it is a Qbot variant designed to deliver a payload. The detection name implies a dropper functionality, which is consistent with Qbot's typical behavior of downloading and executing additional malware. The file's metadata indicates it is an Excel document, a common format for macro-based malware delivery.

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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