Malicious RTF — malware analysis report

Static analysis result for SHA-256 0cfc929bbdca643e…

MALICIOUS

RTF

7.9 KB First seen: 2020-12-28
MD5: 34d18c56ce5c1c06ae8fb60aaf714941 SHA-1: ce34c97c52e6f63ec9b5272aabfa7ef0bdf6c4c0 SHA-256: 0cfc929bbdca643e169383b913b17b5f5de7385acd3248628b5beec871892254
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 3558 bytes
SHA-256: d7a2928352d1113f14fb6d2687fc8647510f6b17aeb5a0f918380e925eb3d382

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