Malicious RTF — malware analysis report

Static analysis result for SHA-256 78cc6d08ac1f84c3…

MALICIOUS

RTF

7.9 KB First seen: 2020-12-28
MD5: 9d4a4e9d5132b37b2bba7e56425537e7 SHA-1: 21cf667b63b3aecb941ec01b6b08e2b6cab9ac4e SHA-256: 78cc6d08ac1f84c3c8098d9ef9cca0a4a0a827d5e4d448c8d36604e09c7a5f68
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 3564 bytes
SHA-256: a45af21d121b29e88f6debdc338054696a006c0906b5c5c52d204739a651f6e3

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