Malicious RTF / .DOC — malware analysis report

Static analysis result for SHA-256 6d3162f26448bf2e…

MALICIOUS

RTF / .DOC

10.8 KB
MD5: ffeae7e23e89142cc0026e8a7c136385 SHA-1: 4fc28abad425d442635a331a39687f7eaa713de6 SHA-256: 6d3162f26448bf2e2e642c54aac2e4a6705bb3fe58c6c809ea742fe0cc99ddd6
60 Risk Score

Malware Insights

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

The RTF document contains embedded OLE object data and an \objupdate directive, indicating an attempt to exploit a vulnerability for client execution. The presence of OLE object data suggests the document is designed to deliver a secondary payload. Without further script analysis or network indicators, the specific family remains unknown.

Heuristics 2

  • \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_off00001256.bin
8b35e256e28fefb6cc620ba5867c0114286d76e37eed6364ac6e4504c703f3eb
rtf-objdata-decoded RTF \objdata at offset 0x1256 2030 bytes