Malicious RTF — malware analysis report

Static analysis result for SHA-256 2d0976223deaa7e7…

MALICIOUS

RTF

70.2 KB
MD5: 278b9b51dba6532379d64542b91c4dc7 SHA-1: e2c2c7629cde2902f478802509c5bbcc628fada8 SHA-256: 2d0976223deaa7e7a83d8b37da32c0d38b52577782721595eabd1674762504b3
100 Risk Score

Malware Insights

MITRE ATT&CK
T1203 Exploitation for Client Execution

The RTF file contains an embedded OLE object, specifically triggering a critical heuristic for Equation Editor CLSID. This indicates the file likely exploits a known vulnerability in Microsoft Equation Editor to achieve arbitrary code execution. No further IOCs or script content were extracted to refine the family or provide specific indicators.

Heuristics 3

  • Equation Editor CLSID critical RTF_EQUATION_EDITOR
    Equation Editor OLE CLSID found inside an OLE object — exploited by CVE-2017-11882 / CVE-2018-0802 / CVE-2018-0798
  • OLE object data medium RTF_OBJDATA
    RTF contains 1 \objdata section(s) — embedded OLE objects
  • Embedded OLE object medium RTF_OBJEMB
    RTF contains \objemb — embedded OLE object

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
objdata_00_off0000010f.bin
6516950a5362dc8ba852b339d0f30c0a3b7d73b93c8c662b3f9a6ddb6fca65a8		 rtf-objdata-decoded RTF \objdata at offset 0x10F 3619 bytes

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