Malicious RTF — malware analysis report

Static analysis result for SHA-256 ec6fc4e442b1c817…

MALICIOUS

RTF

7.8 KB First seen: 2020-12-28
MD5: 744176ac7f28bd13569822c85a210774 SHA-1: e665a5634b965ff1ffa94b14e95354232d1fea18 SHA-256: ec6fc4e442b1c817976a8d0b26fe23a5916d0c17bbaa02b3ab38f066f644f2b5
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 3565 bytes
SHA-256: d44136982c8dfc93b21c8a6c9f884d83877d8a88f8cf2a38bd3c4762ef4fcbeb

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