Malicious Office (OOXML) / .XLSX — malware analysis report

Static analysis result for SHA-256 88c9286f1b7fde0b…

MALICIOUS

Office (OOXML) / .XLSX

29.5 KB Created: 2006-09-16 00:00:00 UTC Authoring application: Microsoft Excel 14.0300
MD5: 476a4585eba9f4433f98a6fd4e45ca65 SHA-1: 71868f9edb90981f50306b0a58687bb219e21ae0 SHA-256: 88c9286f1b7fde0bfaf092a0cdb4c4a3ebdce2cafac8703e36822ec813091bb3
60 Risk Score

Malware Insights

MITRE ATT&CK
T1566.002 Spearphishing Attachment

The file is identified by ClamAV as a known dropper, indicating its primary function is to deliver other malware. While no specific document body or scripts were extracted, the heuristic strongly suggests a malicious intent to download and execute a payload. The file type and detection name point towards a common delivery method for malware.

Heuristics 1

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