Malicious Office (OLE) — malware analysis report

Static analysis result for SHA-256 817f342239318a7c…

MALICIOUS

Office (OLE)

4.72 MB Created: 2008-12-14 10:28:00 Authoring application: Microsoft Word 11.5.0
MD5: 65b9e57fa76b676250eb9055a5a0ff40 SHA-1: 196a498458d286497b293f7faf2460099657dda6 SHA-256: 817f342239318a7c48a57fcd4521bf0b0d02562c072addecd8e9258a59243f0b
140 Risk Score

Malware Insights

MITRE ATT&CK
T1059.005 Visual Basic

The file is an OLE document containing VBA macros, flagged by ClamAV as 'Doc.Trojan.Title-1'. The document body presents itself as medical information about colon surgery, likely as a lure to encourage the user to enable macros. No scripts were extracted, but the presence of VBA macros indicates a potential for malicious code execution.

Heuristics 3

  • ClamAV: Doc.Trojan.Title-1 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Doc.Trojan.Title-1
  • ClamAV detection on extracted artifact critical EXTRACTED_FILE_CLAMAV
    ClamAV flagged at least one file extracted from inside this sample. Even when the wrapping document carries no AV detection of its own, a hit on the carved artifact is a strong indicator the sample is a delivery vehicle.
  • 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
8b4f3c0da8f19a947a457940c6447deaae03774d3cfd0f7df4547cfc16021ece		 vba-macro oletools.olevba.extract_macros (decoded VBA source) 2886 bytes
Detection
ClamAV: Doc.Trojan.Title-1
Obfuscation or payload: unlikely

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