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

Static analysis result for SHA-256 19f1c8e052a3a5ad…

MALICIOUS

Office (OOXML) / .XLSX

21.4 KB Created: 2006-09-16 00:00:00 UTC Authoring application: Microsoft Excel 14.0300
MD5: 40ec4803410b7cacaffe0b04a692e79b SHA-1: fecb9f182389b60204160876c0ee06261ecbd5da SHA-256: 19f1c8e052a3a5ad9ebbbf7d1f23f9b3378a96998aab5235f4a12af0057ed484
60 Risk Score

Malware Insights

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

The file is identified by ClamAV as a known dropper for the Qbot malware family. Although no specific document body or scripts were extracted, the heuristic detection strongly suggests the file's purpose is to download and execute a malicious payload. The file's metadata indicates it is an older Excel document, potentially leveraging an older exploit or social engineering tactic.

Heuristics 1

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