Malicious RTF / .DOC — malware analysis report

Static analysis result for SHA-256 4d2f0bfcf9210f8f…

MALICIOUS

RTF / .DOC

16.1 KB
MD5: 4b9b2df788a79b5deac600a8c626bf10 SHA-1: 91b4d7450c645f364aa414114b30bc9ea6d9f18c SHA-256: 4d2f0bfcf9210f8f42edec284171835d28d6114c8ba87e32d9619a3941eb724a
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 OLE object handling. This suggests the file is designed to trigger an arbitrary code execution vulnerability when opened. No specific malware 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 2 \objdata section(s) — embedded OLE objects

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
objdata_00_off00000d5a.bin
ba9f8452866486dcdc688ca9c235f99ca463007b764eaa0e4fcf8315c25b7b78
rtf-objdata-decoded RTF \objdata at offset 0xD5A 1974 bytes