Malicious RTF / .DOC — malware analysis report

Static analysis result for SHA-256 8050bf9f3e5bbe4f…

MALICIOUS

RTF / .DOC

83.1 KB
MD5: 972a59032c2fff4694784d259a161589 SHA-1: 68ac01e11ca601f28558c653044a52e767d5038f SHA-256: 8050bf9f3e5bbe4f9e459f3b6a891bacb69c38a97de239444f878ebcb2e27689
100 Risk Score

Malware Insights

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

The RTF document contains embedded OLE objects that are configured for automatic activation and update. This suggests an attempt to exploit vulnerabilities or trick the user into executing embedded content, likely to download and execute a second-stage payload. No specific family could be identified due to the lack of script content or clear indicators.

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_off0000166e.bin
c24374acb3cbf247c62c1f13ed973c2dd67cc0332b12b691f488205da2721957
rtf-objdata-decoded RTF \objdata at offset 0x166E 1661 bytes