Malicious RTF — malware analysis report

Static analysis result for SHA-256 e2cc0350947b67c6…

MALICIOUS

RTF

7.9 KB First seen: 2020-12-28
MD5: bd3b84bbc8d5e2f9a909e7dce32dfed2 SHA-1: 1a6be2e5a325a9b6cc1c10d5f40a1032553416c4 SHA-256: e2cc0350947b67c6399c417622d981b64090c96aa330778c3c94fe754d88d868
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 3570 bytes
SHA-256: 58e83f93c761f683e019ad1da5744833572690264276a167d48886b39fb1b269

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