Qbot — Office (OOXML) / .XLSX malware analysis

Static analysis result for SHA-256 c1bf58c36cb5b40f…

MALICIOUS

Office (OOXML) / .XLSX

21.4 KB Created: 2006-09-16 00:00:00 UTC Authoring application: Microsoft Excel 14.0300
MD5: bcfae5af9962f1fa185a3ede3abbfe1b SHA-1: cc5e1eee3249b736fe96230dc8705f79691debdc SHA-256: c1bf58c36cb5b40fa8801112118c729143671ba91b7b1cee068277d359cda424
60 Risk Score

Malware Insights

Qbot · confidence 95%

MITRE ATT&CK
T1566.002 Phishing: Spearphishing Attachment T1105 Ingress Tool Transfer

The file is identified by ClamAV as 'Xls.Dropper.QbotDocu12020-9818439-0', strongly indicating it functions as a dropper for the Qbot banking trojan. The macro-enabled Excel format suggests a phishing or social engineering lure to trick users into enabling macros, which then execute the malicious payload. The primary function is to download and execute a second-stage malware.

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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