Malicious Office (OLE) — malware analysis report

Static analysis result for SHA-256 52473a9b766c45e2…

MALICIOUS

Office (OLE)

21.0 KB Created: 2010-07-02 06:40:56
MD5: efa28a1b57e14e5d22ff9510c85ed44c SHA-1: d98948c163cfa079df4f11bbc2fa45bbbdcb59c7 SHA-256: 52473a9b766c45e2c2158d027ffbd980f32d877a52bdba55e89df6ac5a5298f3
120 Risk Score

Malware Insights

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

The file is an Office document containing VBA macros, specifically an Auto_Open macro, which is a common technique for executing malicious code upon opening. The document body presents what appears to be an order form, suggesting a social engineering lure to trick the user into enabling macros. The ClamAV detection 'Doc.Macro.Laroux-5893719-0' further confirms its malicious nature. The Auto_Open macro likely initiates the download and execution of a secondary payload.

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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