Qbot — Office (OOXML) / .XLSX malware analysis

Static analysis result for SHA-256 b4807f4a7d0e88af…

MALICIOUS

Office (OOXML) / .XLSX

21.4 KB Created: 2006-09-16 00:00:00 UTC Authoring application: Microsoft Excel 14.0300
MD5: 3e3a0c39078badf977246782d15379af SHA-1: 93f73301eef83c0827311502da61332bf144acdc SHA-256: b4807f4a7d0e88af09e6e2845d2a9a10e5bafdb19f757225160618fbea92f3c9
60 Risk Score

Malware Insights

Qbot · confidence 95%

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

The file is identified by ClamAV as 'Xls.Dropper.QbotDocu12020-9818439-0', strongly suggesting it is a Qbot variant designed to act as a dropper. The primary function is to download and execute a secondary malicious payload, which is characteristic of Qbot's initial infection vector. The SHA256 hash is included as a primary indicator.

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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