Malicious Office (OLE) — malware analysis report

Static analysis result for SHA-256 d95fd8dc4c0f3916…

MALICIOUS

Office (OLE)

38.5 KB Created: 2007-10-23 18:04:00 Authoring application: Microsoft Word 11.0
MD5: b1ba8a5a01adcb5ebf19e6d3972c47fe SHA-1: b328116e918b5e371bdb1cfdca5e044171f4ec1c SHA-256: d95fd8dc4c0f391685b0915f7daa67458adcf5b517eceae74d4a9a448ca8d5a8
180 Risk Score

Malware Insights

MITRE ATT&CK
T1059.005 Visual Basic

The file is a Microsoft Word document containing VBA macros, specifically a Document_Open macro. ClamAV detections indicate it is a trojan. The document body presents a fake detention policy, likely to trick the user into enabling macros. No specific malware family could be identified, and no external IOCs were extracted.

Heuristics 4

  • ClamAV: Doc.Trojan.Marker-40 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Doc.Trojan.Marker-40
  • 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.
  • Document_Open macro high OLE_VBA_DOCOPEN
    Document_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
70f595a175f0cef1e6371536c345e9d9a8dd996e0c1b8624a48e708c9ab9d82d		 vba-macro oletools.olevba.extract_macros (decoded VBA source) 4257 bytes
Detection
ClamAV: Doc.Trojan.Marker-2
Obfuscation or payload: unlikely

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