Malicious RTF — malware analysis report

Static analysis result for SHA-256 547f46f900d11317…

MALICIOUS

RTF

7.9 KB First seen: 2020-12-28
MD5: d3ef5ec7c281efa094aa95dbbdcef162 SHA-1: dbf574828133e32eb026c00f8335c78e000d1a3f SHA-256: 547f46f900d113173bb0a47bd5bbda3ad2e7f6beb75f065d5aa6b2c11a717c71
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 3571 bytes
SHA-256: 838d1383aa8690d3048798dc1b148659da837b69366c5bd2439fda4986b7a724

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