Qbot — Office (OOXML) / .XLSX malware analysis

Static analysis result for SHA-256 30cf1ab5e930a28f…

MALICIOUS

Office (OOXML) / .XLSX

21.4 KB Created: 2006-09-16 00:00:00 UTC Authoring application: Microsoft Excel 14.0300
MD5: d2ffdc94edcf8c0c7432cf4c361ab177 SHA-1: 8ec71fe05f7ebfa9e0ceafc7a2edfe86290de55b SHA-256: 30cf1ab5e930a28fa73c1436a64b41d3ec7e6300209f4a3596c7c74c84a68680
60 Risk Score

Malware Insights

Qbot · confidence 90%

MITRE ATT&CK
T1566.002 Phishing: Spearphishing Attachment

The file is an Excel spreadsheet identified by ClamAV as Xls.Dropper.QbotDocu12020-9818439-0, strongly indicating it's a Qbot dropper. While no document body or scripts were extracted, the heuristic firing is sufficient to infer that the file's primary purpose is to download and execute a secondary malicious payload, consistent with Qbot's typical behavior. The SHA256 hash is included as a primary IOC.

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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