Malicious RTF / .DOC — malware analysis report

Static analysis result for SHA-256 2e001012ab1536c5…

MALICIOUS

RTF / .DOC

9.6 KB First seen: 2022-03-01
MD5: df240f089172bbf7c714d306e6462029 SHA-1: f226c3f48c0841fa6a6b3bec06b0f9d440983f24 SHA-256: 2e001012ab1536c57accf0ab426e7d162217c603ef8b1c274a079a387c2d8302
121 Risk Score

Malware Insights

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

The RTF document contains OLE object data and uses \objupdate to force OLE activation, indicating an attempt to exploit a vulnerability. The high-severity heuristic RTF_OBJUPDATE strongly suggests that this file is designed to execute malicious code upon opening, likely through a known OLE vulnerability. No document body or script content was available for further analysis.

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_off000012a5.bin
efa7b79fe899d557d40005686a890d23d162a059cce829e910c7c10f79374a6e
rtf-objdata-decoded RTF \objdata at offset 0x12A5 1586 bytes