Malicious Office (OLE) — malware analysis report

Static analysis result for SHA-256 4a2b39b2fb817762…

MALICIOUS

Office (OLE)

31.0 KB Created: 1996-12-17 01:32:42 Authoring application: Microsoft Excel
MD5: 1a98ba470bda5fff20b31695ef7606a4 SHA-1: 035fb880b7f942bf420786c3602d7831d28a565e SHA-256: 4a2b39b2fb817762639982d710daa68c315097a3396cd8c6b43bd04979e7feb1
120 Risk Score

Malware Insights

MITRE ATT&CK
T1059.005 Visual Basic for Applications

The critical ClamAV heuristic and the high-severity Auto_Open heuristic indicate the presence of malicious VBA macros. The Auto_Open macro is designed to execute automatically when the document is opened, suggesting a direct execution attack pattern. No specific family could be identified from the available heuristics.

Heuristics 3

  • ClamAV: Doc.Macro.Laroux-5893719-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Doc.Macro.Laroux-5893719-0
  • Auto_Open macro high OLE_VBA_AUTO
    Auto_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
b35f884f1ab3c6e6c1dbe2d6db716dba0e1ebba6f7c888a0fd88da628484a892		 vba-macro oletools.olevba.extract_macros (decoded VBA source) 1912 bytes

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