Malicious RTF — malware analysis report

Static analysis result for SHA-256 5ce7bdafa7e9bc51…

MALICIOUS

RTF

8.0 KB First seen: 2020-12-28
MD5: b08326b56cf34271445ddcc7a606ceb4 SHA-1: 6130773677bf8465c32bb71c77a058538a011a38 SHA-256: 5ce7bdafa7e9bc51538a6802a691c79ce53de54442ace39efc4631a063ddad94
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 3574 bytes
SHA-256: 322f54cac40dcb190d3d3c28770c55664ce96ab38a51cecfb2e0549f694ecdbd