Malicious RTF / .DOC — malware analysis report

Static analysis result for SHA-256 08795a65f6b02e50…

MALICIOUS

RTF / .DOC

3.9 KB First seen: 2022-11-11
MD5: 50d7a9c60fa8fc255de9548f66e2dac9 SHA-1: 6c5ad452cafc092ab82a89fe2e8ee4c9a8ef135f SHA-256: 08795a65f6b02e509fb4a318fc3d1a0f4a4b6dec5e97532d6b36653a9c80f48c
60 Risk Score

Malware Insights

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

The RTF document contains OLE object data and an \objupdate directive, indicating an attempt to exploit a vulnerability associated with embedded objects. This is a common technique for delivering malicious payloads. No specific family could be identified, and no further IOCs were extracted.

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 1 \objdata section(s) — embedded OLE objects

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
objdata_00_off00000074.bin
55e5bd78ea2f10fad0043e10f789218522ba8bdf014435f8a543de0c096b3682
rtf-objdata-decoded RTF \objdata at offset 0x74 1884 bytes