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

Static analysis result for SHA-256 fd4df84a74150065…

MALICIOUS

Office (OLE) / .XLS

13.0 KB Created: 2010-07-13 09:05:15 Authoring application: Microsoft Excel
MD5: ddc2236c3ebd0994617b4e497dd32c10 SHA-1: fa9045001d9af49252e17c8a8a7ba23eec2aa49c SHA-256: fd4df84a741500656b9630a1d5eeff098201300d58800a055821efbf194d6448
120 Risk Score

Malware Insights

MITRE ATT&CK
T1059.005 Visual Basic

The sample is an Excel file containing a VBA macro, specifically an Auto_Open macro, which is a common technique for initial execution. ClamAV detection as 'Doc.Macro.Laroux-5893719-0' further confirms its malicious nature. The macro's purpose is to execute arbitrary code upon opening the document.

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
79b21a7c777209cbed010937c211fa50ce8f1a7a563e8469017a43761e814fcd		 vba-macro oletools.olevba.extract_macros (decoded VBA source) 1606 bytes

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