Malicious RTF / .DOC — malware analysis report

Static analysis result for SHA-256 735755dd5c8495ce…

MALICIOUS

RTF / .DOC

119.7 KB
MD5: 513f1a59273fb5ead33d5c14252565c4 SHA-1: 870e4290b2221ad2e03b872e5e683aae32b8afcd SHA-256: 735755dd5c8495ce02fd4810b4fa309b513e290730fce44236cf697d8f473d0d
100 Risk Score

Malware Insights

MITRE ATT&CK
T1203 Exploitation for Client Execution T1566.001 Spearphishing Attachment

The RTF document contains OLE object data that is automatically linked and updated, indicating an attempt to execute embedded content. This behavior is characteristic of exploiting vulnerabilities to achieve client execution. While no specific family is identified, the technique suggests a downloader or initial access mechanism.

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 1 \objdata section(s) — embedded OLE objects

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
objdata_00_off00001345.bin
08a6b680c618b7dc32a7005c3045c4248f52de22503d4e415bce9e0e1529a25b
rtf-objdata-decoded RTF \objdata at offset 0x1345 4246 bytes