Malicious RTF — malware analysis report

Static analysis result for SHA-256 4d78c7ed850cce52…

MALICIOUS

RTF

5.5 KB First seen: 2020-12-28
MD5: 0b6700466cd0234f020128b08b505509 SHA-1: f4ee327dcd3430131c3db745808e309896714bd4 SHA-256: 4d78c7ed850cce52b5736af33cb09c330180155786eed793034f17995c7ba45e
100 Risk Score

Malware Insights

MITRE ATT&CK
T1203 Exploitation for Client Execution

The RTF file contains an embedded OLE object that leverages a known vulnerability in Microsoft Equation Editor. This technique is commonly used to deliver a malicious payload, leading to arbitrary code execution on the victim's system. No specific family could be identified from the available evidence.

Heuristics 3

  • Equation Editor CLSID critical CVE likely 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_off000001c9.bin rtf-objdata-decoded RTF \objdata at offset 0x1C9 2509 bytes
SHA-256: d329a03dbb15c03edfdf1d363e4bef855b8ae482664208a4663b78a0aa5239c2

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