Malicious RTF — malware analysis report

Static analysis result for SHA-256 ded26bdd5f720bcc…

MALICIOUS

RTF

7.6 KB First seen: 2020-12-28
MD5: 46292bb221ab8bb97e06d996602aa031 SHA-1: 2d727cac5ca0ad3f9324a4ad9e695d11ddd9d2aa SHA-256: ded26bdd5f720bcc49b3b752132e95d049bbf2f1af14f9d8c9f562019b9f1cca
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 3552 bytes
SHA-256: f66c7e2f14c7b2b671ad9c9107b03f351dc08a6861376852f66ae1479b62c736

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