Malicious RTF — malware analysis report

Static analysis result for SHA-256 44dc1678505ae2d1…

MALICIOUS

RTF

7.9 KB First seen: 2020-12-28
MD5: 01e15f5742daf8fef8af40bfb1d4c107 SHA-1: c3d9c7ccf73cd5e8e5b37fa2ed991f32826493fb SHA-256: 44dc1678505ae2d1aa74ec9c1dd8aba6198cc072e45477055c54839a1a1280fb
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 3581 bytes
SHA-256: 482c2a9bafd1bd8c602c08457670069243215c204eeafc0fb0d46d754ba60ef1

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