Malicious RTF — malware analysis report

Static analysis result for SHA-256 609a3dcc10cbf4aa…

MALICIOUS

RTF

7.1 KB First seen: 2020-12-28
MD5: 57875a9c18009c25080d7f7ab878c60a SHA-1: 50678ccd66425e22a533fdc9ddba0f5502e9a050 SHA-256: 609a3dcc10cbf4aaa2274c8c57730d6d0031fcd5867124862f95cde711b1b509
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 3347 bytes
SHA-256: 8565bdf50220f18df84f10142fc7d5e968074a83019202f7344bf976dc023250

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