Malicious Office (OLE) / .XLS — malware analysis report

Static analysis result for SHA-256 c3cbab1ddb47098f…

MALICIOUS

Office (OLE) / .XLS

1.71 MB Created: 2003-11-06 08:44:16 Authoring application: Microsoft Excel
MD5: 8ee3f3ad0314d0d5e5732eedb02a30e7 SHA-1: 3798ac536de4a9ba22f427c495a65e6b11e84730 SHA-256: c3cbab1ddb47098f088c97cb89494ae2afdb805642df101c9acc5b7875de5269
60 Risk Score

Malware Insights

MITRE ATT&CK
T1059.005 Visual Basic T1566.001 Spearphishing Attachment

The sample is an Excel file containing a Workbook_Open VBA macro, indicating malicious intent. The macro is 267456 bytes in size, suggesting it is likely responsible for downloading and executing a secondary payload. The document body contains financial and actuarial terms, possibly as a lure to disguise the malicious nature of the file.

Heuristics 2

  • Workbook_Open macro high OLE_VBA_WBOPEN
    Workbook_Open macro
  • VBA macros detected medium OLE_VBA_MACROS
    Document contains VBA macro code

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
macros.bas
afc96dd5b91b2be591479be6454f633041b89aa07e1c63c48c2ff9e815a1400b		 vba-macro oletools.olevba.extract_macros (decoded VBA source) 267456 bytes

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