MALICIOUS
200
Risk Score
Malware Insights
MITRE ATT&CK
T1059.005 Service Execution: Visual Basic
T1204.002 Malicious File Execution: User Execution
T1059.001 Command and Scripting Interpreter: PowerShell
The file contains Excel 4.0 macros, specifically an Auto_Open function, which is a critical indicator of malicious intent. The macros are designed to execute dangerous functions, including the RUN API, suggesting a downloader. The reconstructed URLs from the DOC BODY section indicate the likely source of the second-stage payload. ClamAV detection further confirms its classification as Emotet. The script's primary function is to download and execute a payload from one of the provided URLs.
Heuristics 4
-
Excel 4.0 Auto_Open defined name critical OLE_XLM_AUTOOPEN_DEFINEDNAMEoletools recovered an Auto_Open / Auto_Close entry from an Excel 4.0 macro sheet. The raw BIFF name can be tokenized or partially opaque to byte-string checks, but the recovered macro listing confirms the workbook has an XLM auto-execution entry.
-
XLM Auto_Open with dangerous formula APIs critical OLE_XLM_DANGEROUS_FNExcel 4.0 macro sheet contains an Auto_Open / Auto_Close entry and dangerous XLM formula APIs that can invoke programs, write files, or transfer control without VBA.
-
ClamAV: Xls.Downloader.Emotet-ea85857e7e81817a-9950241-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Xls.Downloader.Emotet-ea85857e7e81817a-9950241-0
-
Excel 4.0 (XLM) macro sheet present medium OLE_XLM_AUTOOPENWorkbook contains an Excel 4.0 macro sheet sub-stream — XLM is rarely seen in modern legitimate workbooks and was a major Office malware vector during 2020-2022.
Extracted artifacts 1
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
xlm_macros.txt9adf99aa959e452d549d1e4979c57edf0d871284640bacfef310bdb0044249bc |
xlm-macro | oletools.olevba.extract_all_macros (XLM macro listing) | 7262 bytes |
Open this report in the interactive analyzer, or submit your own file for analysis.