Qbot — Office (OOXML) / .XLSX malware analysis

Static analysis result for SHA-256 d03cda03c5349225…

MALICIOUS

Office (OOXML) / .XLSX

23.6 KB Created: 2006-09-16 00:00:00 UTC Authoring application: Microsoft Excel 14.0300
MD5: ee4907aa2a9df043eb0821dda2ae9beb SHA-1: 1f783599b480595dae82b88e62588a5c718a565a SHA-256: d03cda03c534922520cf81b80c5253d54edb890ce5a8f1d104ab155640ee7d02
60 Risk Score

Malware Insights

Qbot · confidence 95%

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

The file is identified by ClamAV as Xls.Dropper.QbotDocu12020-9818439-0, strongly indicating it is a Qbot variant designed to deliver a secondary payload. As an Excel document, it likely relies on social engineering to trick the user into enabling macros, which then execute the malicious code. The primary IOC is the file's SHA256 hash.

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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