Qbot — Office (OOXML) / .XLSX malware analysis

Static analysis result for SHA-256 bb6b6371743d9fbf…

MALICIOUS

Office (OOXML) / .XLSX

21.4 KB Created: 2006-09-16 00:00:00 UTC Authoring application: Microsoft Excel 14.0300
MD5: 6d12bb5c42cf368fafbb4361097fea38 SHA-1: 5d1287cb3c5d2602cb8eeb9e6d51a73f49f09f84 SHA-256: bb6b6371743d9fbf4f4f2863e187518ba3401f143c9b20d8a4e0d9413c98b88b
60 Risk Score

Malware Insights

Qbot · confidence 95%

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

The file is identified by ClamAV as 'Xls.Dropper.QbotDocu12020-9818439-0', strongly suggesting it is a Qbot variant designed to deliver a secondary payload. The primary function appears to be the execution of this payload upon opening, likely leveraging social engineering tactics common in phishing attachments.

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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