Malicious Office (OLE) — malware analysis report

Static analysis result for SHA-256 81e0cfceffdcc0cb…

MALICIOUS

Office (OLE)

79.0 KB Created: 2000-03-13 15:37:00 Authoring application: Microsoft Word 8.0
MD5: 64c9a6ce1349d40c1905f3a8587a7150 SHA-1: 4d437325cb86d3763f995a9816ca1a8af28f3f5b SHA-256: 81e0cfceffdcc0cb36b147a7ecd882be775cb3a1ad2a793a5a9aae5c6c753c84
60 Risk Score

Malware Insights

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

The file is a Microsoft Word document containing VBA macros, with a high-severity heuristic indicating the presence of a Document_Open macro. This suggests the document is designed to automatically execute malicious code upon opening, likely to download and execute a second-stage payload. The document body presents a technical paper to appear legitimate, masking the malicious intent.

Heuristics 2

  • Document_Open macro high OLE_VBA_DOCOPEN
    Document_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
feb4351c96e8d923d8c7032a44fabbd8f38b6dfb1c129e45950342d481fd8d58		 vba-macro oletools.olevba.extract_macros (decoded VBA source) 4099 bytes

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