Malicious RTF / .DOC — malware analysis report

Static analysis result for SHA-256 693b3b02fa49f628…

MALICIOUS

RTF / .DOC

13.1 KB
MD5: 30b079f55100cdd87aa533f09d25a90c SHA-1: 86bbf8bc86ad7a539bd21d72083c97c9249fde1a SHA-256: 693b3b02fa49f6284b305d3b95f899efc67445830ddd16536aa12342cf284cab
60 Risk Score

Malware Insights

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

The RTF document contains OLE object data and uses an \objupdate directive, indicating it is designed to trigger the execution of embedded objects. This is a common technique for exploiting vulnerabilities or delivering secondary payloads. 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 2 \objdata section(s) — embedded OLE objects

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
objdata_00_off00000cb6.bin
df30b62db870e6b028a770003206151640903b042583bf2183c54398f0d89e0d
rtf-objdata-decoded RTF \objdata at offset 0xCB6 1456 bytes