Malicious RTF / .DOC — malware analysis report

Static analysis result for SHA-256 d96d726f123bece1…

MALICIOUS

RTF / .DOC

81.1 KB
MD5: 50357cd942725ead07707f24eb064022 SHA-1: 2d6e2a80950b358efe980c329ecf8ee28f04b3b0 SHA-256: d96d726f123bece16049bd05f5219d6ecd08be0a55505929fd3c33a4e283f994
60 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment T1204.002 Malicious File T1059.001 PowerShell

The RTF document contains embedded OLE object data and uses \objupdate to force OLE activation, indicating an attempt to exploit a vulnerability. The presence of these heuristics suggests the document is designed to deliver a secondary 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 2 \objdata section(s) — embedded OLE objects

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
objdata_00_off00002057.bin
c4788dd309e5b33ba235c4000084ca5c651c36274500b82a7f983cf50d884cba
rtf-objdata-decoded RTF \objdata at offset 0x2057 1398 bytes