Malicious Office (OLE) — malware analysis report

Static analysis result for SHA-256 d78c4e4c62edc01a…

MALICIOUS

Office (OLE)

71.5 KB Created: 2009-07-23 03:14:05 Authoring application: Microsoft Excel
MD5: 34f15128250988744442dcd8bb828f5f SHA-1: 5f4a2370f7bcb21e7626a1980ffc1760737930a9 SHA-256: d78c4e4c62edc01a95d700e3c0f264cc9694ba81765ec463f4be4282bd0d6237
120 Risk Score

Malware Insights

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

The file is identified as malicious by ClamAV with the signature Doc.Macro.Laroux-5893719-0. Static analysis detected VBA macros, specifically an Auto_Open macro, indicating that malicious code will execute upon opening the document. The presence of this macro suggests the file is designed to download and execute a second-stage 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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