Malicious RTF — malware analysis report

Static analysis result for SHA-256 8da2cf5410c53013…

MALICIOUS

RTF

5.2 KB First seen: 2020-12-28
MD5: 59f8800ea2359786e604b3471f13866c SHA-1: b6aabf7646ab6b96e79a01d8673903914e1305fb SHA-256: 8da2cf5410c530136b60dddd90e5fec0ae3099ae4bac5e3fa117e2d8b63033cd
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 2377 bytes
SHA-256: f7566c90b5c0f5abec15ae0dd29935d4e65499b55b786dab42f6af673cc1f178

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