Malicious RTF / .DOC — malware analysis report

Static analysis result for SHA-256 097029657967781e…

MALICIOUS

RTF / .DOC

6.2 KB First seen: 2023-05-15
MD5: 3e918aa7ddf93d1c2a7864414f506efc SHA-1: ecec85452220998526bf59716876a8f1aeefe448 SHA-256: 097029657967781ee6564e36227a9beef060d1feef9c6b6be62a40b88fcc763c
60 Risk Score

Malware Insights

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

The RTF document contains OLE object data and a high-severity heuristic firing for \objupdate, indicating it's designed to activate embedded objects. This strongly suggests an attempt to exploit vulnerabilities or deliver a secondary payload upon opening. No document body or scripts were extracted, limiting further analysis of the specific lure or payload.

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_off00000b89.bin
12b638c9b63d383ca9b51cde17f566b5502987c32ab4e75b77a0d85230f1e759
rtf-objdata-decoded RTF \objdata at offset 0xB89 1667 bytes