Qbot — Office (OOXML) / .XLSX malware analysis

Static analysis result for SHA-256 53c561791db12222…

MALICIOUS

Office (OOXML) / .XLSX

23.6 KB Created: 2006-09-16 00:00:00 UTC Authoring application: Microsoft Excel 14.0300
MD5: 1271ff539572be016223bf3e88152919 SHA-1: 67e25e5ce9cf5979dada4fed920518a1c94d17aa SHA-256: 53c561791db12222e3b7775180c1db7b50c0e12195107e0aed1996858c1a0ed9
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 is a Qbot dropper. This type of file typically uses malicious macros to download and execute a secondary payload. The presence of this specific ClamAV signature is sufficient evidence for attribution.

Heuristics 1

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