Qbot — Office (OOXML) / .XLSX malware analysis

Static analysis result for SHA-256 f8cadd1b85abde84…

MALICIOUS

Office (OOXML) / .XLSX

21.4 KB Created: 2006-09-16 00:00:00 UTC Authoring application: Microsoft Excel 14.0300
MD5: 8c2c8cb101213e48d56d76e71e4d98e0 SHA-1: efce69f0dfa12cce1bf8bd0d19d84a9db05c5211 SHA-256: f8cadd1b85abde84ace50d13ed1d3edb8983f4627bfcedec3d25ee679d2e813e
60 Risk Score

Malware Insights

Qbot · confidence 95%

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

The file is identified by ClamAV as 'Xls.Dropper.QbotDocu12020-9818439-0', strongly indicating it's a Qbot variant designed to drop a secondary payload. The file's structure and detection name suggest it functions as a dropper, leveraging malicious macros or embedded objects to execute further stages of the attack. 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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