Malicious RTF / .DOC — malware analysis report

Static analysis result for SHA-256 89e3a3eef60d85f0…

MALICIOUS

RTF / .DOC

3.2 KB First seen: 2023-08-02
MD5: 65b91e327202a978ff3622528182b329 SHA-1: 824c94edfc879eb719175be69a434f1242af67dc SHA-256: 89e3a3eef60d85f033f12bea8d4c8480cc8884498a69641b33eff23f03418480
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 when the object is activated. The presence of these indicators suggests the file is designed to deliver a malicious payload. No specific family could be identified from the available evidence.

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_off00000087.bin
3cb4b71d0e2ea10d013cae8c056b210859069a464a7ec2b3d3a2afbbc220f3fd
rtf-objdata-decoded RTF \objdata at offset 0x87 1509 bytes