Qbot — Office (OOXML) / .XLSX malware analysis

Static analysis result for SHA-256 91f7122ec2267cf5…

MALICIOUS

Office (OOXML) / .XLSX

21.4 KB Created: 2006-09-16 00:00:00 UTC Authoring application: Microsoft Excel 14.0300
MD5: beb077a8b499fa948ee1e4d19c65ba2b SHA-1: ed490543f70eebd2bb2a0eb39bd30327c651392a SHA-256: 91f7122ec2267cf598c4ffe78ff02b4d4af29323b03b61fcf053ec6971a40ee8
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 indicating its nature as a dropper for the Qbot malware family. The primary attack pattern involves luring a user into opening a malicious Excel file, which then executes a secondary payload. This aligns with common Qbot distribution methods.

Heuristics 1

  • ClamAV: Xls.Dropper.QbotDocu12020-9818439-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Xls.Dropper.QbotDocu12020-9818439-0