Qbot — Office (OOXML) / .XLSX malware analysis

Static analysis result for SHA-256 cfc4f1dacbf34a11…

MALICIOUS

Office (OOXML) / .XLSX

23.6 KB Created: 2006-09-16 00:00:00 UTC Authoring application: Microsoft Excel 14.0300
MD5: 533fa8c354b077f07eb57506eb3d9bb6 SHA-1: d9921668c5d28f69a35256b4a87a8bdd9b983c2b SHA-256: cfc4f1dacbf34a115cf829e6eb850bbaa900195019e877f20b8394c8b5619bb6
60 Risk Score

Malware Insights

Qbot · confidence 95%

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

The file is identified by ClamAV as 'Xls.Dropper.QbotDocu12020-9818439-0', strongly suggesting it is a Qbot variant used for dropping secondary payloads. The Excel format indicates it likely relies on macro execution or a vulnerability to initiate its malicious activity. The primary goal is to download and execute further malware onto the victim's system.

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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