Malicious RTF / .DOC — malware analysis report

Static analysis result for SHA-256 cf4911fe1c31d081…

MALICIOUS

RTF / .DOC

11.9 KB
MD5: a6718249c629724696558a717924dedb SHA-1: bf725315bc615a8914e16f6a85e2911762dc5e71 SHA-256: cf4911fe1c31d0815479991c81567554e7473258f923a9f2ad71be97aaf6416a
100 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment T1059.001 PowerShell T1204.002 Malicious File

The RTF document contains OLE object data and is configured to automatically update and activate these objects. This suggests an attempt to exploit OLE vulnerabilities to execute embedded malicious content. No document body text or scripts were extracted, limiting the ability to determine the specific payload or delivery mechanism beyond the OLE object activation.

Heuristics 3

  • Automatically linked OLE object high RTF_OBJAUTLINK
    RTF contains \objautlink — an automatically linked OLE object surface that can be updated or activated when Word opens the document.
  • \objupdate forces OLE activation high RTF_OBJUPDATE
    RTF contains \objupdate — forces automatic OLE object instantiation when the document is opened, bypassing user interaction. Almost exclusively seen in Equation Editor exploit documents.
  • OLE object data medium RTF_OBJDATA
    RTF contains 2 \objdata section(s) — embedded OLE objects

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
objdata_00_off00001c9f.bin
bbcd2ba216223a32c11f917508f1ae1697a11f6e19516296c888115b6f2b8014
rtf-objdata-decoded RTF \objdata at offset 0x1C9F 1812 bytes